{"id":5505,"date":"2022-03-24T15:30:08","date_gmt":"2022-03-24T15:30:08","guid":{"rendered":"https:\/\/10minuteschool.com\/content\/?p=5505"},"modified":"2022-03-24T14:06:13","modified_gmt":"2022-03-24T14:06:13","slug":"hydra","status":"publish","type":"post","link":"https:\/\/10minuteschool.com\/content\/hydra\/","title":{"rendered":"Hydra, \u09ac\u09be\u0982\u09b2\u09be\u09a6\u09c7\u09b6\u09c7 ?????\u2212\u09b0 \u09ac\u09bf\u09ad\u09bf\u09a8\u09cd\u09a8 \u09aa\u09cd\u09b0\u099c\u09be\u09a4\u09bf, \u09a8\u09c7\u09ae\u09be\u099f\u09cb\u09b8\u09bf\u09b8\u09cd\u099f\u09c7\u09b0 \u09aa\u09cd\u09b0\u0995\u09be\u09b0\u09ad\u09c7\u09a6"},"content":{"rendered":"<h2><b>\u09aa\u09cd\u09b0\u09a4\u09c0\u0995 \u09aa\u09cd\u09b0\u09be\u09a3\u09c0: <\/b><b>Hydra<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Hydra<\/span><span style=\"font-weight: 400;\"> \u09b9\u099a\u09cd\u099b\u09c7 \u09a8\u09bf\u09a1\u09be\u09b0\u09bf\u09af\u09bc\u09be <\/span><span style=\"font-weight: 400;\">(Cnidaria) <\/span><span style=\"font-weight: 400;\">\u09aa\u09b0\u09cd\u09ac\u09ad\u09c1\u0995\u09cd\u09a4 \u09b8\u09b0\u09b2 \u0997\u09a1\u09bc\u09a8\u09c7\u09b0 \u099c\u09b2\u099c \u09aa\u09cd\u09b0\u09be\u09a3\u09c0\u0964 \u09aa\u09cd\u09b0\u09be\u09a3\u09c0\u099c\u0997\u09a4\u09c7\u09b0 \u09a6\u09c1\u099f\u09bf \u09aa\u09b0\u09cd\u09ac \u09a6\u09cd\u09ac\u09bf\u09b8\u09cd\u09a4\u09b0\u09c0 \u09ac\u09be \u09a1\u09bf\u09aa\u09cd\u09b2\u09cb\u09ac\u09cd\u09b2\u09be\u09b8\u09cd\u099f\u09bf\u0995 \u09aa\u09cd\u09b0\u09be\u09a3\u09c0 (diploblastic animal) \u09a8\u09be\u09ae\u09c7 \u09aa\u09b0\u09bf\u099a\u09bf\u09a4\u0964 \u098f\u0995\u099f\u09bf \u09b9\u099a\u09cd\u099b\u09c7 \u09a8\u09bf\u09a1\u09be\u09b0\u09bf\u09af\u09bc\u09be, \u0985\u09a8\u09cd\u09af\u099f\u09bf \u099f\u09bf\u09a8\u09cb\u09ab\u09cb\u09b0\u09be <\/span><span style=\"font-weight: 400;\">(Ctenophora)<\/span><span style=\"font-weight: 400;\">\u0964 \u09b8\u09c1\u0987\u099c\u09be\u09b0\u09b2\u09cd\u09af\u09be\u09a8\u09cd\u09a1\u09c7\u09b0 \u09aa\u09cd\u09b0\u0995\u09c3\u09a4\u09bf\u09ac\u09bf\u099c\u09cd\u099e\u09be\u09a8\u09bf \u0986\u09ac\u09cd\u09b0\u09be\u09b9\u09be\u09ae \u099f\u09cd\u09b0\u09c7\u09ae\u09cd\u09ac\u09b2\u09c7 <\/span><span style=\"font-weight: 400;\">(Abraham Trembley, 1710-1784) <\/span><span style=\"font-weight: 400;\">\u09e7\u09ed\u09ea\u09ea \u09b8\u09be\u09b2\u09c7 \u09b9\u09be\u0987\u09a1\u09cd\u09b0\u09be\u09b0 \u09aa\u09cd\u09b0\u099a\u09a8\u09cd\u09a1 \u09aa\u09c1\u09a8\u09b0\u09c1\u09ce\u09aa\u09a4\u09cd\u09a4\u09bf \u0995\u09cd\u09b7\u09ae\u09a4\u09be \u09aa\u09cd\u09b0\u0995\u09be\u09b6\u09c7\u09b0 \u09ae\u09be\u09a7\u09cd\u09af\u09ae\u09c7 \u098f\u09b0 \u09aa\u09cd\u09b0\u09be\u09a3\u09c0\u09aa\u09cd\u09b0\u0995\u09c3\u09a4\u09bf\u0995\u09c7 \u098f\u09ae\u09a8\u09ad\u09be\u09ac\u09c7 \u09aa\u09cd\u09b0\u09a4\u09bf\u09b7\u09cd\u09a0\u09bf\u09a4 \u0995\u09b0\u09c7\u099b\u09c7\u09a8 \u09af\u09be\u09b0 \u09ab\u09b2\u09c7 \u09b9\u09be\u0987\u09a1\u09cd\u09b0\u09be\u09b0 \u09ac\u09cd\u09af\u09be\u09aa\u0995 \u09aa\u09b0\u09bf\u099a\u09bf\u09a4\u09bf \u0998\u099f\u09c7\u0964 \u098f\u099c\u09a8\u09cd\u09af \u099f\u09cd\u09b0\u09c7\u09ae\u09cd\u09ac\u09b2\u09c7\u0995\u09c7\u0987 \u09b9\u09be\u0987\u09a1\u09cd\u09b0\u09be\u09b0 \u0985\u09ac\u09bf\u09b7\u09cd\u0995\u09be\u09b0\u0995 \u09b9\u09bf\u09b8\u09c7\u09ac\u09c7 \u0997\u09a3\u09cd\u09af \u0995\u09b0\u09be \u09b9\u09af\u09bc\u0964 <\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u09e7\u09ed\u09eb\u09ee \u09b8\u09be\u09b2\u09c7 \u0995\u09cd\u09af\u09be\u09b0\u09cb\u09b2\u09be\u09b8 \u09b2\u09bf\u09a8\u09bf\u09af\u09bc\u09be\u09b8 <\/span><span style=\"font-weight: 400;\">(Carolus Linnaeus, 1707-1778)<\/span><span style=\"font-weight: 400;\"> \u098f\u09b0 \u09a8\u09be\u09ae \u09a6\u09c7\u09a8 <\/span><span style=\"font-weight: 400;\">Hydra<\/span><span style=\"font-weight: 400;\">\u0964 \u0997\u09cd\u09b0\u09bf\u0995 \u09b0\u09c2\u09aa\u0995\u09a5\u09be\u09b0 \u09a8\u09af\u09bc \u09ae\u09be\u09a5\u09be\u0993\u09af\u09bc\u09be\u09b2\u09be \u09a1\u09cd\u09b0\u09be\u0997\u09a8\u09c7\u09b0 \u09a8\u09be\u09ae\u09be\u09a8\u09c1\u09b8\u09be\u09b0\u09c7 <\/span><span style=\"font-weight: 400;\">Hydra<\/span><span style=\"font-weight: 400;\">-\u09b0 \u09a8\u09be\u09ae\u0995\u09b0\u09a3 \u0995\u09b0\u09be \u09b9\u09af\u09bc\u0964 \u0990 \u09a1\u09cd\u09b0\u09be\u0997\u09a8\u099f\u09bf\u09b0 \u098f\u0995\u099f\u09bf \u09ae\u09be\u09a5\u09be \u0995\u09be\u099f\u09b2\u09c7 \u09a4\u09be\u09b0 \u09ac\u09a6\u09b2\u09c7 \u09a6\u09c1\u0987 \u09ac\u09be \u09a4\u09be\u09b0 \u09ac\u09c7\u09b6\u09bf \u09ae\u09be\u09a5\u09be \u0997\u099c\u09be\u09a4\u09cb\u0964 <\/span><span style=\"font-weight: 400;\">Hydra<\/span><span style=\"font-weight: 400;\"> \u0990 \u09a1\u09cd\u09b0\u09be\u0997\u09a8\u09c7\u09b0 \u09ae\u09a4\u09cb \u09b9\u09be\u09b0\u09be\u09a8\u09cb \u09ac\u09be \u0995\u09cd\u09b7\u09a4\u09bf\u0997\u09cd\u09b0\u09b8\u09cd\u09a4 \u0985\u0982\u09b6 \u09aa\u09c1\u09a8\u09b0\u09be\u09af\u09bc \u09b8\u09c3\u09b7\u09cd\u099f\u09bf \u0995\u09b0\u09a4\u09c7 \u09aa\u09be\u09b0\u09c7, \u09a4\u09be\u0987 \u0985\u09a8\u09c7\u0995 \u09b8\u09ae\u09af\u09bc \u09ac\u09b9\u09c1 \u09ae\u09be\u09a5\u09be\u0993\u09af\u09bc\u09be\u09b2\u09be \u09b8\u09a6\u09b8\u09cd\u09af \u0986\u09ac\u09bf\u09b0\u09cd\u09ad\u09c2\u09a4 \u09b9\u09af\u09bc\u0964 \u09ae\u09b9\u09be\u09ac\u09c0\u09b0 \u09b9\u09be\u09b0\u0995\u09bf\u0989\u09b2\u09bf\u09b8 <\/span><span style=\"font-weight: 400;\">(Hercules)<\/span><span style=\"font-weight: 400;\"> \u0985\u09ac\u09b6\u09c7\u09b7\u09c7 \u098f \u09a6\u09be\u09a8\u09ac\u0995\u09c7 \u09ac\u09a7 \u0995\u09b0\u09c7\u09a8\u0964<\/span><\/p>\n<p><img loading=\"lazy\" class=\"aligncenter wp-image-11686 size-large\" src=\"https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/1.1-6-1024x716.png\" alt=\"Hydra\" width=\"1024\" height=\"716\" srcset=\"https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/1.1-6-1024x716.png 1024w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/1.1-6-300x210.png 300w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/1.1-6-768x537.png 768w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/1.1-6.png 1052w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/p>\n<h3><b>\u09ac\u09be\u0982\u09b2\u09be\u09a6\u09c7\u09b6\u09c7 <\/b><b>?????<\/b><b>\u2212\u09b0 \u09ac\u09bf\u09ad\u09bf\u09a8\u09cd\u09a8 \u09aa\u09cd\u09b0\u099c\u09be\u09a4\u09bf <\/b><b>(Different species of Hydra in Bangladesh)<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">\u09ac\u09b0\u09cd\u09a4\u09ae\u09be\u09a8\u09c7 \u09aa\u09c3\u09a5\u09bf\u09ac\u09c0\u09a4\u09c7 <\/span><span style=\"font-weight: 400;\">?????<\/span><span style=\"font-weight: 400;\">-\u09b0 \u09aa\u09cd\u09b0\u099c\u09be\u09a4\u09bf-\u09b8\u0982\u0996\u09cd\u09af\u09be \u09ea\u09e6\u099f\u09bf\u09b0 \u09ae\u09a4\u09cb\u0964 \u0997\u09be\u09af\u09bc\u09c7\u09b0 \u09b0\u0982, \u0995\u09b0\u09cd\u09b7\u09bf\u0995\u09be\u09b0 \u09b8\u0982\u0996\u09cd\u09af\u09be \u0993 \u09a6\u09c8\u09b0\u09cd\u0998\u09cd\u09af \u098f\u09ac\u0982 \u099c\u09a8\u09a8\u09be\u0999\u09cd\u0997\u09c7\u09b0 \u0985\u09ac\u09b8\u09cd\u09a5\u09be\u09a8 \u0993 \u0986\u0995\u09c3\u09a4\u09bf\u09b0 \u09ad\u09bf\u09a4\u09cd\u09a4\u09bf\u09a4\u09c7 \u09b9\u09be\u0987\u09a1\u09cd\u09b0\u09be\u09b0 \u09b6\u09cd\u09b0\u09c7\u09a3\u09bf\u09ac\u09bf\u09a8\u09cd\u09af\u09be\u09b8 \u0995\u09b0\u09be \u09b9\u09af\u09bc\u0964 \u09e8\u09e6\u09e6\u09ee \u09b8\u09be\u09b2\u09c7 \u09aa\u09cd\u09b0\u0995\u09be\u09b6\u09bf\u09a4 \u09ac\u09be\u0982\u09b2\u09be\u09a6\u09c7\u09b6\u09c7\u09b0 \u0989\u09a6\u09cd\u09ad\u09bf\u09a6 \u0993 \u09aa\u09cd\u09b0\u09be\u09a3\u09c0 \u099c\u09cd\u099e\u09be\u09a8\u0995\u09cb\u09b7\u09c7\u09b0 \u099a\u09a4\u09c1\u09b0\u09cd\u09a6\u09b6 \u0996\u09a3\u09cd\u09a1\u09c7\u09b0 (Bangladesh Encyclopedia of Flora and Fauna, vol. 14) \u09a4\u09a5\u09cd\u09af \u0985\u09a8\u09c1\u09af\u09be\u09af\u09bc\u09c0 \u09ac\u09be\u0982\u09b2\u09be\u09a6\u09c7\u09b6\u09c7 \u09e9 \u09aa\u09cd\u09b0\u099c\u09be\u09a4\u09bf\u09b0 \u09b9\u09be\u0987\u09a1\u09cd\u09b0\u09be\u09b0 \u0989\u09b2\u09cd\u09b2\u09c7\u0996 \u09aa\u09be\u0993\u09af\u09bc\u09be \u09af\u09be\u09af\u09bc: \u09e7. \u09ac\u09be\u09a6\u09be\u09ae\u09c0 \u09ac\u09b0\u09cd\u09a3\u09c7\u09b0 <\/span><span style=\"font-weight: 400;\">?????<\/span> <span style=\"font-weight: 400;\">?????????<\/span><span style=\"font-weight: 400;\"> (=<\/span><span style=\"font-weight: 400;\">?<\/span><span style=\"font-weight: 400;\">.\u00a0 <\/span><span style=\"font-weight: 400;\">?????<\/span><span style=\"font-weight: 400;\">), \u09e8. \u09b8\u09ac\u09c1\u099c \u09ac\u09b0\u09cd\u09a3\u09c7\u09b0 <\/span><span style=\"font-weight: 400;\">?????<\/span> <span style=\"font-weight: 400;\">???????????<\/span><span style=\"font-weight: 400;\"> (=<\/span><span style=\"font-weight: 400;\">?<\/span><span style=\"font-weight: 400;\">. <\/span><span style=\"font-weight: 400;\">??????<\/span><span style=\"font-weight: 400;\">, <\/span><span style=\"font-weight: 400;\">??????????<\/span> <span style=\"font-weight: 400;\">???????????<\/span><span style=\"font-weight: 400;\">) \u098f\u09ac\u0982 \u09e9. \u09ac\u09b0\u09cd\u09a3\u09b9\u09c0\u09a8 \u09ac\u09be \u09b9\u09b2\u09c1\u09a6 \u09ac\u09be\u09a6\u09be\u09ae\u09c0 <\/span><span style=\"font-weight: 400;\">?????<\/span> <span style=\"font-weight: 400;\">????????<\/span><span style=\"font-weight: 400;\">\u0964 \u09ac\u09bf\u09ad\u09bf\u09a8\u09cd\u09a8 \u09aa\u09cd\u09b0\u099c\u09be\u09a4\u09bf\u09b0 <\/span><span style=\"font-weight: 400;\">?????<\/span><span style=\"font-weight: 400;\">-\u09b0 \u09ae\u09a7\u09cd\u09af\u09c7 \u09ac\u09be\u0982\u09b2\u09be\u09a6\u09c7\u09b6\u09c7 Hydra vulgaris \u09b8\u09c1\u09b2\u09ad \u09ac\u09b2\u09c7 \u098f\u0996\u09be\u09a8\u09c7 \u098f \u09aa\u09cd\u09b0\u099c\u09be\u09a4\u09bf\u09b0 \u09ac\u09bf\u09ad\u09bf\u09a8\u09cd\u09a8 \u09a6\u09bf\u0995 \u09b8\u09ae\u09cd\u09aa\u09b0\u09cd\u0995\u09c7 \u0986\u09b2\u09cb\u099a\u09a8\u09be \u0995\u09b0\u09be \u09b9\u09b2\u09cb\u0964<\/span><\/p>\n<p>&nbsp;<\/p>\n<h3><b>\u09ac\u09be\u09b8\u09b8\u09cd\u09a5\u09be\u09a8 \u0993 \u09b8\u09cd\u09ac\u09ad\u09be\u09ac <\/b><b>(Habitat and temperament):<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">?????<\/span><span style=\"font-weight: 400;\"> \u098f\u0995\u099f\u09bf \u098f\u0995\u0995 \u09ae\u09c1\u0995\u09cd\u09a4\u099c\u09c0\u09ac\u09c0 \u09aa\u09cd\u09b0\u09be\u09a3\u09c0\u0964 \u09ae\u09bf\u09a0\u09be\u09aa\u09be\u09a8\u09bf\u09a4\u09c7 (\u0996\u09be\u09b2, \u09ac\u09bf\u09b2, \u09aa\u09c1\u0995\u09c1\u09b0, \u09b9\u09cd\u09b0\u09a6, \u099d\u09b0\u09cd\u09a3\u09be) \u09a8\u09bf\u09ae\u099c\u09cd\u099c\u09bf\u09a4 \u0995\u09a0\u09bf\u09a8 \u09ac\u09b8\u09cd\u09a4\u09c1 \u098f\u09ac\u0982 \u099c\u09b2\u099c \u0989\u09a6\u09cd\u09ad\u09bf\u09a6\u09c7\u09b0 \u09aa\u09be\u09a4\u09be\u09b0 \u09a8\u09bf\u09ae\u09cd\u09a8\u09aa\u09c3\u09b7\u09cd\u09a0\u09c7 \u09b8\u0982\u09b2\u0997\u09cd\u09a8 \u09a5\u09c7\u0995\u09c7 \u09a8\u09bf\u09ae\u09cd\u09a8\u09ae\u09c1\u0996\u09c0 \u09b9\u09af\u09bc\u09c7 \u099d\u09c1\u09b2\u09c7 \u09a5\u09be\u0995\u09c7\u0964 \u09b8\u09cd\u09a5\u09bf\u09b0, \u09b6\u09c0\u09a4\u09b2 \u0993 \u09aa\u09b0\u09bf\u09b7\u09cd\u0995\u09be\u09b0 \u09aa\u09be\u09a8\u09bf\u09a4\u09c7 \u098f\u09a6\u09c7\u09b0 \u09ac\u09c7\u09b6\u09bf \u09aa\u09be\u0993\u09af\u09bc\u09be \u09af\u09be\u09af\u09bc\u0964 \u0998\u09cb\u09b2\u09be, \u0989\u09b7\u09cd\u09a3 \u0993 \u099a\u09b2\u09ae\u09be\u09a8 \u09aa\u09be\u09a8\u09bf\u09a4\u09c7 \u098f\u09a6\u09c7\u09b0 \u0996\u09c1\u09ac \u0995\u09ae \u09aa\u09be\u0993\u09af\u09bc\u09be \u09af\u09be\u09af\u09bc\u0964 \u0995\u09cd\u09b7\u09c1\u09a7\u09be\u09b0\u09cd\u09a4 \u0985\u09ac\u09b8\u09cd\u09a5\u09be\u09af\u09bc \u09a6\u09c7\u09b9 \u0993 \u0995\u09b0\u09cd\u09b7\u09bf\u0995\u09be\u0995\u09c7 \u09b8\u09b0\u09cd\u09ac\u09cb\u099a\u09cd\u099a \u09aa\u09cd\u09b0\u09b8\u09be\u09b0\u09bf\u09a4 \u0995\u09b0\u09c7 \u09aa\u09be\u09a8\u09bf\u09a4\u09c7 \u09a6\u09c1\u09b2\u09a4\u09c7 \u09a5\u09be\u0995\u09c7\u0964 \u0995\u09cb\u09a8 \u0995\u09bf\u099b\u09c1\u09b0 \u09b8\u0982\u09b8\u09cd\u09aa\u09b0\u09cd\u09b6\u09c7 \u09a6\u09c7\u09b9\u0995\u09c7 \u09b8\u0999\u09cd\u0995\u09c1\u099a\u09bf\u09a4 \u0995\u09b0\u09c7 \u09ab\u09c7\u09b2\u09c7\u0964 \u098f\u09b0\u09be \u09ae\u09be\u0982\u09b8\u09be\u09b6\u09c0 (\u0985\u09b0\u09cd\u09a5\u09be\u09ce \u0985\u09a8\u09cd\u09af \u0995\u09cb\u09a8\u09cb \u09aa\u09cd\u09b0\u09be\u09a3\u09c0 \u0996\u09c7\u09df\u09c7 \u099c\u09c0\u09ac\u09a8 \u09a7\u09be\u09b0\u09a3 \u0995\u09b0\u09c7)\u0964 \u0995\u09b0\u09cd\u09b7\u09bf\u0995\u09be\u09b0 \u09b8\u09be\u09b9\u09be\u09af\u09cd\u09af\u09c7 \u0996\u09be\u09a6\u09cd\u09af \u0997\u09cd\u09b0\u09b9\u09a3 \u0995\u09b0\u09c7\u0964 \u099a\u09b2\u09be\u09ab\u09c7\u09b0\u09be \u0995\u09b0\u09c7 \u09a6\u09c7\u09b9\u09c7\u09b0 \u09b8\u0982\u0995\u09cb\u099a\u09a8-\u09aa\u09cd\u09b0\u09b8\u09be\u09b0\u09a3 \u0993 \u0995\u09b0\u09cd\u09b7\u09bf\u0995\u09be\u09b0 \u09b8\u09be\u09b9\u09be\u09af\u09cd\u09af\u09c7\u0964 \u09a6\u09c7\u09b9\u09aa\u09cd\u09b0\u09be\u099a\u09c0\u09b0\u09c7\u09b0 \u09ae\u09be\u09a7\u09cd\u09af\u09ae\u09c7 \u09ac\u09cd\u09af\u09be\u09aa\u09a8 (diffusion) \u09aa\u09cd\u09b0\u0995\u09cd\u09b0\u09bf\u09af\u09bc\u09be\u09af\u09bc \u09b6\u09cd\u09ac\u09b8\u09a8 \u0993 \u09b0\u09c7\u099a\u09a8 \u09b8\u09ae\u09cd\u09aa\u09a8\u09cd\u09a8 \u0995\u09b0\u09c7\u0964 \u09ae\u09c1\u0995\u09c1\u09b2\u09cb\u09a6\u0997\u09ae \u0993 \u09a6\u09cd\u09ac\u09bf\u09ac\u09bf\u09ad\u09be\u099c\u09a8\u09c7\u09b0 \u09ae\u09be\u09a7\u09cd\u09af\u09ae\u09c7 \u0985\u09af\u09cc\u09a8 \u099c\u09a8\u09a8 \u098f\u09ac\u0982 \u099c\u09a8\u09a8\u0995\u09cb\u09b7 \u09b8\u09c3\u09b7\u09cd\u099f\u09bf\u09b0 \u09ae\u09be\u09a7\u09cd\u09af\u09ae\u09c7 \u09af\u09cc\u09a8 \u099c\u09a8\u09a8 \u09b8\u09ae\u09cd\u09aa\u09a8\u09cd\u09a8 \u0995\u09b0\u09c7\u0964 <\/span><span style=\"font-weight: 400;\">?????<\/span><span style=\"font-weight: 400;\">\u2212\u09b0 \u09aa\u09c1\u09a8\u09b0\u09c1\u09ce\u09aa\u09a4\u09cd\u09a4\u09bf (regeneration) \u0995\u09cd\u09b7\u09ae\u09a4\u09be \u09aa\u09cd\u09b0\u099a\u09a8\u09cd\u09a1\u0964<\/span><\/p>\n<p><img loading=\"lazy\" class=\"aligncenter wp-image-11687 size-large\" src=\"https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/2.1-9-1024x705.png\" alt=\"Hydra\" width=\"1024\" height=\"705\" srcset=\"https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/2.1-9-1024x705.png 1024w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/2.1-9-300x206.png 300w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/2.1-9-768x529.png 768w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/2.1-9.png 1052w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/p>\n<h3><b>\u09b6\u09cd\u09b0\u09c7\u09a3\u09bf\u09a4\u09be\u09a4\u09cd\u09a4\u09cd\u09ac\u09bf\u0995 \u0985\u09ac\u09b8\u09cd\u09a5\u09be\u09a8 (Systematic Position)<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Kingdom: Animalia (\u09aa\u09cd\u09b0\u09be\u09a3\u09c0)<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Phylum: Cnidaria (\u09a8\u09bf\u09a1\u09cb\u09b8\u09be\u0987\u099f \u0993 \u09b8\u09bf\u09b2\u09c7\u09a8\u09cd\u099f\u09c7\u09b0\u09a8 \u0989\u09aa\u09b8\u09cd\u09a5\u09bf\u09a4)<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Class: Hydrozoa (\u0985\u09ac\u09bf\u09ad\u0995\u09cd\u09a4 \u09b8\u09bf\u09b2\u09c7\u09a8\u09cd\u099f\u09c7\u09b0\u09a8)<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Order: Hydroida (\u09aa\u09b2\u09bf\u09aa \u09a6\u09b6\u09be \u09aa\u09cd\u09b0\u09a7\u09be\u09a8)<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Family: Hydridae (\u098f\u0995\u0995\u09ad\u09be\u09ac\u09c7 \u09ac\u09b8\u09ac\u09be\u09b8 \u0995\u09b0\u09c7)<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Genus: <\/span><span style=\"font-weight: 400;\">Hydra<\/span><span style=\"font-weight: 400;\"> (\u09aa\u09c1\u09a8\u09b0\u09c1\u09ce\u09aa\u09a4\u09cd\u09a4\u09bf \u0995\u09cd\u09b7\u09ae\u09a4\u09be\u09b8\u09ae\u09cd\u09aa\u09a8\u09cd\u09a8)\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Species: <\/span><em><span style=\"font-weight: 400;\">Hydra<\/span> <span style=\"font-weight: 400;\">vulgaris<\/span><\/em><\/p>\n<p>&nbsp;<\/p>\n<p><b>\u0986\u0995\u09be\u09b0-\u0986\u0995\u09c3\u09a4\u09bf :<\/b> <span style=\"font-weight: 400;\">Hydra-<\/span><span style=\"font-weight: 400;\">\u09b0 \u09a6\u09c7\u09b9 \u09a8\u09b0\u09ae \u0993 \u0985\u09a8\u09c7\u0995\u099f\u09be \u09a8\u09b2\u09be\u0995\u09be\u09b0\u0964 \u09a6\u09c7\u09b9\u09c7\u09b0 \u098f\u0995\u09aa\u09cd\u09b0\u09be\u09a8\u09cd\u09a4 \u0996\u09cb\u09b2\u09be (\u0993\u09b0\u09be\u09b2 \u09ac\u09be \u09ae\u09cc\u0996\u09bf\u0995 \u09aa\u09cd\u09b0\u09be\u09a8\u09cd\u09a4) \u098f\u09ac\u0982 \u0985\u09aa\u09b0\u09aa\u09cd\u09b0\u09be\u09a8\u09cd\u09a4 \u09ac\u09a8\u09cd\u09a7 (\u0985\u09cd\u09af\u09be\u09ac\u0993\u09b0\u09be\u09b2 \u09ac\u09be \u09ac\u09bf\u09ae\u09cc\u0996\u09bf\u0995 \u09aa\u09cd\u09b0\u09be\u09a8\u09cd\u09a4)\u0964 \u0996\u09cb\u09b2\u09be \u09aa\u09cd\u09b0\u09be\u09a8\u09cd\u09a4\u09c7 \u09ae\u09c1\u0996\u099b\u09bf\u09a6\u09cd\u09b0 \u0985\u09ac\u09b8\u09cd\u09a5\u09bf\u09a4, \u0986\u09b0 \u09ac\u09a8\u09cd\u09a7 \u09aa\u09cd\u09b0\u09be\u09a8\u09cd\u09a4\u099f\u09bf \u0995\u09cb\u09a8\u09cb \u09ac\u09b8\u09cd\u09a4\u09c1\u09b0 \u09b8\u09be\u09a5\u09c7 \u09af\u09c1\u0995\u09cd\u09a4 \u09a5\u09be\u0995\u09c7\u0964 \u09a6\u09c7\u09b9 \u0985\u09b0\u09c0\u09af\u09bc \u09aa\u09cd\u09b0\u09a4\u09bf\u09b8\u09ae (radial symmetry) \u098f\u09ac\u0982 \u09e7\u09e6 \u09a5\u09c7\u0995\u09c7 \u09e9\u09e6 \u09ae\u09bf\u09b2\u09bf\u09ae\u09bf\u099f\u09be\u09b0 \u09aa\u09b0\u09cd\u09af\u09a8\u09cd\u09a4 \u09b2\u09ae\u09cd\u09ac\u09be \u0993 \u09aa\u09cd\u09b0\u09be\u09af\u09bc \u09e7 \u09ae\u09bf\u09b2\u09bf\u09ae\u09bf\u099f\u09be\u09b0 \u099a\u0993\u09a1\u09bc\u09be\u0964<\/span><\/p>\n<p><b>\u09ac\u09b0\u09cd\u09a3 :<\/b><span style=\"font-weight: 400;\"> \u09aa\u09cd\u09b0\u099c\u09be\u09a4\u09bf\u09ad\u09c7\u09a6\u09c7 <\/span><span style=\"font-weight: 400;\">Hydra<\/span><span style=\"font-weight: 400;\">-\u09b0 \u09ac\u09b0\u09cd\u09a3 \u09ac\u09bf\u09ad\u09bf\u09a8\u09cd\u09a8 \u09b9\u09af\u09bc\u09c7 \u09a5\u09be\u0995\u09c7\u0964 <\/span><em><span style=\"font-weight: 400;\">Hydra<\/span> <span style=\"font-weight: 400;\">vulgaris<\/span><\/em><span style=\"font-weight: 400;\"> \u09aa\u09cd\u09b0\u09be\u09af\u09bc \u09ac\u09b0\u09cd\u09a3\u09b9\u09c0\u09a8 (\u09b9\u09be\u09b2\u0995\u09be \u09b9\u09b2\u09c1\u09a6-\u09ac\u09be\u09a6\u09be\u09ae\u09c0) \u09a4\u09ac\u09c7 \u0997\u09c3\u09b9\u09c0\u09a4 \u0996\u09be\u09a6\u09cd\u09af\u09c7\u09b0 \u09aa\u09cd\u09b0\u0995\u09c3\u09a4\u09bf \u0985\u09a8\u09c1\u09af\u09be\u09af\u09bc\u09c0 \u09ac\u09b0\u09cd\u09a3 \u09ac\u09c8\u09b7\u09ae\u09cd\u09af \u09a6\u09c7\u0996\u09be \u09af\u09be\u09af\u09bc\u0964<\/span><\/p>\n<p><b>\u09ac\u09b9\u09bf\u09b0\u09cd\u0997\u09a0\u09a8 :<\/b><span style=\"font-weight: 400;\"> \u098f\u0995\u099f\u09bf \u09aa\u09b0\u09bf\u09a3\u09a4 <\/span><span style=\"font-weight: 400;\">Hydra<\/span><span style=\"font-weight: 400;\">-\u09b0 \u09a6\u09c7\u09b9\u0995\u09c7 \u09aa\u09cd\u09b0\u09a7\u09be\u09a8\u09a4 \u09a4\u09bf\u09a8\u099f\u09bf \u0985\u0982\u09b6\u09c7 \u09ad\u09be\u0997 \u0995\u09b0\u09be \u09af\u09be\u09af\u09bc: <\/span><b>\u09e7. \u09b9\u09be\u0987\u09aa\u09cb\u09b8\u09cd\u099f\u09cb\u09ae, \u09e8.\u00a0 \u09a6\u09c7\u09b9\u0995\u09be\u09a8\u09cd\u09a1<\/b><span style=\"font-weight: 400;\"> \u0993 <\/span><b>\u09e9. \u09aa\u09a6\u09a4\u09b2 \u09ac\u09be \u09aa\u09be\u09a6-\u099a\u09be\u0995\u09a4\u09bf<\/b><span style=\"font-weight: 400;\">\u0964 \u09a8\u09bf\u099a\u09c7 \u098f\u09b8\u09ac \u0985\u0982\u09b6\u09c7\u09b0 \u09ac\u09b0\u09cd\u09a3\u09a8\u09be \u09a6\u09c7\u09af\u09bc\u09be \u09b9\u09b2\u09cb\u0964<\/span><\/p>\n<p>&nbsp;<\/p>\n<p><b>\u09e7. \u09b9\u09be\u0987\u09aa\u09cb\u09b8\u09cd\u099f\u09cb\u09ae (Hypostome) <\/b><span style=\"font-weight: 400;\">: <\/span><span style=\"font-weight: 400;\">\u098f\u099f\u09bf \u09a6\u09c7\u09b9\u09c7\u09b0 \u09ae\u09c1\u0995\u09cd\u09a4 \u09aa\u09cd\u09b0\u09be\u09a8\u09cd\u09a4\u09c7 \u0985\u09ac\u09b8\u09cd\u09a5\u09bf\u09a4, \u09ae\u09cb\u099a\u09be\u0995\u09c3\u09a4\u09bf, \u099b\u09cb\u099f \u0993 \u09b8\u0982\u0995\u09cb\u099a\u09a8 \u09aa\u09cd\u09b0\u09b8\u09be\u09b0\u09a3\u09b6\u09c0\u09b2 \u0985\u0982\u09b6\u0964 \u098f\u09b0 \u099a\u09c2\u09a1\u09bc\u09be\u09af\u09bc \u09ac\u09c3\u09a4\u09cd\u09a4\u09be\u0995\u09be\u09b0 \u09ae\u09c1\u0996\u099b\u09bf\u09a6\u09cd\u09b0 \u0985\u09ac\u09b8\u09cd\u09a5\u09bf\u09a4\u0964 \u09ae\u09c1\u0996\u099b\u09bf\u09a6\u09cd\u09b0\u09aa\u09a5\u09c7 \u0996\u09be\u09a6\u09cd\u09af \u0997\u09c3\u09b9\u09c0\u09a4 \u0993 \u0985\u09aa\u09be\u099a\u09cd\u09af \u0985\u0982\u09b6 \u09ac\u09b9\u09bf\u09b7\u09cd\u0995\u09c3\u09a4 \u09b9\u09af\u09bc\u0964<\/span><\/p>\n<p><b>\u09e8. \u09a6\u09c7\u09b9\u0995\u09be\u09a8\u09cd\u09a1 (Trunk) : <\/b><span style=\"font-weight: 400;\">\u09b9\u09be\u0987\u09aa\u09cb\u09b8\u09cd\u099f\u09cb\u09ae\u09c7\u09b0 \u09a8\u09bf\u099a \u09a5\u09c7\u0995\u09c7 \u09aa\u09be\u09a6-\u099a\u09be\u0995\u09a4\u09bf\u09b0 \u0989\u09aa\u09b0 \u09aa\u09b0\u09cd\u09af\u09a8\u09cd\u09a4 \u09b8\u0982\u0995\u09cb\u099a\u09a8-\u09aa\u09cd\u09b0\u09b8\u09be\u09b0\u09a3\u09b6\u09c0\u09b2 \u0985\u0982\u09b6\u099f\u09bf \u09a6\u09c7\u09b9\u0995\u09be\u09a3\u09cd\u09a1\u0964 \u098f\u09a4\u09c7 \u09a8\u09bf\u099a\u09c7 \u09ac\u09b0\u09cd\u09a3\u09bf\u09a4 \u0985\u0982\u09b6\u0997\u09c1\u09b2\u09cb \u09aa\u09be\u0993\u09af\u09bc\u09be \u09af\u09be\u09af\u09bc\u0964<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>\u0995\u09b0\u09cd\u09b7\u09bf\u0995\u09be (Tentacle) :<\/b><span style=\"font-weight: 400;\"> \u09b9\u09be\u0987\u09aa\u09cb\u09b8\u09cd\u099f\u09cb\u09ae\u09c7\u09b0 \u0997\u09cb\u09a1\u09bc\u09be\u09b0 \u099a\u09a4\u09c1\u09b0\u09cd\u09a6\u09bf\u0995 \u0998\u09bf\u09b0\u09c7 \u09ec-\u09e7\u09e6\u099f\u09bf \u09b8\u09b0\u09c1, \u09b8\u0982\u0995\u09cb\u099a\u09a8\u09b6\u09be\u09b2, \u09a6\u09c7\u09b9 \u0985\u09aa\u09c7\u0995\u09cd\u09b7\u09be \u09b2\u09ae\u09cd\u09ac\u09be \u0993 \u09ab\u09be\u0981\u09aa\u09be \u09b8\u09c1\u09a4\u09be\u09b0 \u09ae\u09a4\u09cb \u0995\u09b0\u09cd\u09b7\u09bf\u0995\u09be \u0985\u09ac\u09b8\u09cd\u09a5\u09bf\u09a4\u0964 \u0995\u09b0\u09cd\u09b7\u09bf\u0995\u09be\u09b0 \u09ac\u09b9\u09bf\u0983\u09aa\u09cd\u09b0\u09be\u099a\u09c0\u09b0\u09c7 \u0985\u09b8\u0982\u0996\u09cd\u09af \u099b\u09cb\u099f \u099f\u09bf\u0989\u09ae\u09be\u09b0\u09c7\u09b0 \u09ae\u09a4\u09cb \u09a8\u09c7\u09ae\u09be\u099f\u09cb\u09b8\u09bf\u09b8\u09cd\u099f \u09ac\u09cd\u09af\u09be\u099f\u09be\u09b0\u09c0 (nematocyst battery) \u09a5\u09be\u0995\u09c7\u0964 \u09aa\u09cd\u09b0\u09a4\u09cd\u09af\u09c7\u0995 \u09ac\u09cd\u09af\u09be\u099f\u09be\u09b0\u09c0\u09a4\u09c7 \u09a5\u09be\u0995\u09c7 \u0995\u09af\u09bc\u09c7\u0995\u099f\u09bf \u0995\u09b0\u09c7 \u09ac\u09bf\u09ad\u09bf\u09a8\u09cd\u09a8 \u09a7\u09b0\u09a8\u09c7\u09b0 \u09a8\u09c7\u09ae\u09be\u099f\u09cb\u09b8\u09bf\u09b8\u09cd\u099f\u0964 \u0995\u09b0\u09cd\u09b7\u09bf\u0995\u09be \u0993 \u09a8\u09c7\u09ae\u09be\u099f\u09cb\u09b8\u09bf\u09b8\u09cd\u099f \u09aa\u09be\u09b0\u09b8\u09cd\u09aa\u09b0\u09bf\u0995 \u09b8\u09b9\u09af\u09cb\u0997\u09bf\u09a4\u09be\u09af\u09bc \u0986\u09b9\u09be\u09b0 \u09b8\u0982\u0997\u09cd\u09b0\u09b9, \u099a\u09b2\u09a8 \u098f\u09ac\u0982 \u0986\u09a4\u09cd\u09ae\u09be\u09b0\u0995\u09cd\u09b7\u09be\u09af\u09bc \u0985\u0982\u09b6 \u09a8\u09c7\u09af\u09bc\u0964<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>\u09ae\u09c1\u0995\u09c1\u09b2 (Bud) : <\/b><span style=\"font-weight: 400;\">\u0997\u09cd\u09b0\u09c0\u09b7\u09cd\u09ae\u0995\u09be\u09b2\u09c7 \u09af\u0996\u09a8 \u09aa\u09b0\u09cd\u09af\u09be\u09aa\u09cd\u09a4 \u0986\u09b9\u09be\u09b0 \u09aa\u09be\u0993\u09af\u09bc\u09be \u09af\u09be\u09af\u09bc \u09a4\u0996\u09a8 \u09ae\u09c1\u0995\u09c1\u09b2 \u09b8\u09c3\u09b7\u09cd\u099f\u09bf\u09b0 \u0985\u09a8\u09c1\u0995\u09c2\u09b2 \u09b8\u09ae\u09af\u09bc\u0964 \u098f\u09ae\u09a8 \u09aa\u09b0\u09bf\u09ac\u09c7\u09b6\u09c7 \u09a6\u09c7\u09b9\u09c7\u09b0 \u09aa\u09cd\u09b0\u09be\u09af\u09bc \u09ae\u09a7\u09cd\u09af\u09ac\u09b0\u09cd\u09a4\u09c0 \u0985\u099e\u09cd\u099a\u09b2 \u09a5\u09c7\u0995\u09c7 \u098f\u0995 \u09ac\u09be \u098f\u0995\u09be\u09a7\u09bf\u0995 \u09ae\u09c1\u0995\u09c1\u09b2 \u09b8\u09c3\u09b7\u09cd\u099f\u09bf \u09b9\u09af\u09bc\u0964 \u09aa\u09cd\u09b0\u09a4\u09cd\u09af\u09c7\u0995 \u09ae\u09c1\u0995\u09c1\u09b2 \u098f\u0995\u09c7\u0995\u099f\u09bf \u09a8\u09a4\u09c1\u09a8 \u09b8\u09a6\u09b8\u09cd\u09af\u09c7\u09b0 \u099c\u09a8\u09cd\u09ae \u09a6\u09c7\u09af\u09bc\u0964 \u09ae\u09c1\u0995\u09c1\u09b2\u09cb\u09a6\u0997\u09ae <\/span><span style=\"font-weight: 400;\">Hydra<\/span><span style=\"font-weight: 400;\">-\u09b0 \u0985\u09a8\u09cd\u09af\u09a4\u09ae \u0985\u09af\u09cc\u09a8 \u099c\u09a8\u09a8 \u09aa\u09cd\u09b0\u0995\u09cd\u09b0\u09bf\u09df\u09be\u0964<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>\u099c\u09a8\u09a8\u09be\u0999\u09cd\u0997 (Gonad)<\/b><span style=\"font-weight: 400;\">: \u09b9\u09c7\u09ae\u09a8\u09cd\u09a4 \u0993 \u09b6\u09c0\u09a4\u0995\u09be\u09b2\u09c7 \u09a6\u09c7\u09b9\u0995\u09be\u09a8\u09cd\u09a1\u09c7\u09b0 \u0989\u09aa\u09b0\u09c7\u09b0 \u0985\u09b0\u09cd\u09a7\u09be\u0982\u09b6\u09c7 \u098f\u0995 \u09ac\u09be \u098f\u0995\u09be\u09a7\u09bf\u0995 \u0995\u09cb\u09a3\u09be\u0995\u09be\u09b0 \u09b6\u09c1\u0995\u09cd\u09b0\u09be\u09b6\u09af\u09bc (testes) \u098f\u09ac\u0982 \u09a8\u09bf\u099a\u09c7\u09b0 \u0985\u09b0\u09cd\u09a7\u09be\u0982\u09b6\u09c7 \u098f\u0995 \u09ac\u09be \u098f\u0995\u09be\u09a7\u09bf\u0995 \u0997\u09cb\u09b2\u09be\u0995\u09be\u09b0 \u09a1\u09bf\u09ae\u09cd\u09ac\u09be\u09b6\u09af\u09bc (ovaries) \u09a8\u09be\u09ae\u0995 \u0985\u09b8\u09cd\u09a5\u09be\u09af\u09bc\u09c0 \u099c\u09a8\u09a8\u09be\u0999\u09cd\u0997 \u09a6\u09c7\u0996\u09be \u09af\u09be\u09af\u09bc\u0964 \u099c\u09a8\u09a8\u09be\u0999\u09cd\u0997 \u09af\u09cc\u09a8 \u099c\u09a8\u09a8\u09c7 \u0985\u0982\u09b6\u0997\u09cd\u09b0\u09b9\u09a3 \u0995\u09b0\u09c7\u0964\u00a0<\/span><\/li>\n<\/ul>\n<p><b>\u09e9. \u09aa\u09be\u09a6-\u099a\u09be\u0995\u09a4\u09bf (Pedal disc) : <\/b><span style=\"font-weight: 400;\">\u09a6\u09c7\u09b9\u0995\u09be\u09a3\u09cd\u09a1\u09c7\u09b0 \u09a8\u09bf\u09ae\u09cd\u09a8\u09aa\u09cd\u09b0\u09be\u09a8\u09cd\u09a4\u09c7 \u0985\u09ac\u09b8\u09cd\u09a5\u09bf\u09a4 \u0997\u09cb\u09b2 \u0993 \u099a\u09be\u09aa\u09be \u0985\u0982\u09b6\u099f\u09bf \u09aa\u09be\u09a6-\u099a\u09be\u0995\u09a4\u09bf \u09ac\u09be \u09aa\u09a6\u09a4\u09b2\u0964 \u09aa\u09be\u09a6-\u099a\u09be\u0995\u09a4\u09bf \u09a5\u09c7\u0995\u09c7 \u0995\u09cd\u09b7\u09b0\u09bf\u09a4 \u0986\u09a0\u09be\u09b2 \u09b0\u09b8\u09c7\u09b0 \u09b8\u09be\u09b9\u09be\u09af\u09cd\u09af\u09c7 \u09aa\u09cd\u09b0\u09be\u09a3\u09c0 \u0995\u09cb\u09a8\u09cb \u09a4\u09b2\u09c7\u09b0 \u09b8\u09be\u09a5\u09c7 \u09b2\u09c7\u0997\u09c7 \u09a5\u09be\u0995\u09c7\u0964 \u098f \u099a\u09be\u0995\u09a4\u09bf \u09ac\u09c1\u09a6\u09ac\u09c1\u09a6 (bubble) \u09b8\u09c3\u09b7\u09cd\u099f\u09bf \u0995\u09b0\u09c7 \u09aa\u09cd\u09b0\u09be\u09a3\u09c0\u0995\u09c7 \u09ad\u09be\u09b8\u09bf\u09af\u09bc\u09c7 \u09b0\u09be\u0996\u09a4\u09c7\u0993 \u09b8\u09be\u09b9\u09be\u09af\u09cd\u09af \u0995\u09b0\u09c7\u0964 \u099a\u09be\u0995\u09a4\u09bf\u09b0 \u0995\u09cd\u09b7\u09a3\u09aa\u09a6 \u0997\u09a0\u09a8\u0995\u09be\u09b0\u09c0 \u0995\u09cb\u09b7\u09c7\u09b0 \u09b8\u09be\u09b9\u09be\u09af\u09cd\u09af\u09c7 \u0997\u09cd\u09b2\u09be\u0987\u09a1\u09bf\u0982 \u099a\u09b2\u09a8 \u09b8\u09ae\u09cd\u09aa\u09a8\u09cd\u09a8 \u09b9\u09df\u0964<\/span><\/p>\n<p><b>\u099a\u09bf\u09a4\u09cd\u09b0 : \u09b9\u09be\u0987\u09a1\u09cd\u09b0\u09be\u09b0 \u09ac\u09b9\u09bf\u09b0\u09cd\u0997\u09a0\u09a8<\/b><\/p>\n<p><img loading=\"lazy\" class=\"aligncenter wp-image-11689 size-large\" src=\"https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/4.1-1-3-1024x705.png\" alt=\"Hydra\" width=\"1024\" height=\"705\" srcset=\"https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/4.1-1-3-1024x705.png 1024w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/4.1-1-3-300x206.png 300w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/4.1-1-3-768x529.png 768w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/4.1-1-3.png 1052w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/p>\n<h3><b>\u09a6\u09cd\u09ac\u09bf\u09b8\u09cd\u09a4\u09b0\u09c0 \u09ac\u09be \u09a6\u09cd\u09ac\u09bf\u09ad\u09cd\u09b0\u09c2\u09a3\u09b8\u09cd\u09a4\u09b0\u09c0 \u09aa\u09cd\u09b0\u09be\u09a3\u09c0 (<\/b><b>Diploblastic animal)<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">\u09ad\u09cd\u09b0\u09c2\u09a3\u09be\u09ac\u09b8\u09cd\u09a5\u09be\u09af\u09bc \u09af\u09c7\u09b8\u09ac \u09aa\u09cd\u09b0\u09be\u09a3\u09c0\u09b0 \u09a6\u09c7\u09b9\u09aa\u09cd\u09b0\u09be\u099a\u09c0\u09b0\u09c7\u09b0 \u0995\u09cb\u09b7\u0997\u09c1\u09b2\u09cb \u0995\u09c7\u09ac\u09b2 \u098f\u0995\u09cd\u099f\u09cb\u09a1\u09be\u09b0\u09cd\u09ae \u0993 \u098f\u09a8\u09cd\u09a1\u09cb\u09a1\u09be\u09b0\u09cd\u09ae \u09a8\u09be\u09ae\u0995 \u09a6\u09c1\u099f\u09bf \u09a8\u09bf\u09b0\u09cd\u09a6\u09bf\u09b7\u09cd\u099f \u09b8\u09cd\u09a4\u09b0\u09c7 \u09ac\u09bf\u09a8\u09cd\u09af\u09b8\u09cd\u09a4 \u09a5\u09be\u0995\u09c7, \u09b8\u09c7\u0997\u09c1\u09b2\u09cb\u0995\u09c7 \u09a6\u09cd\u09ac\u09bf\u09b8\u09cd\u09a4\u09b0\u09c0 \u09ac\u09be \u09ac\u09bf\u09ad\u09cd\u09b0\u09c2\u09a3\u09b8\u09cd\u09a4\u09b0\u09c0 \u09aa\u09cd\u09b0\u09be\u09a3\u09c0 \u09ac\u09b2\u09c7\u0964 \u09aa\u09c2\u09b0\u09cd\u09a3\u09be\u0999\u09cd\u0997 \u09aa\u09cd\u09b0\u09be\u09a3\u09c0\u09a4\u09c7 \u09b8\u09cd\u09a4\u09b0\u09a6\u09c1\u099f\u09bf \u09af\u09a5\u09be\u0995\u09cd\u09b0\u09ae\u09c7 \u098f\u09aa\u09bf\u09a1\u09be\u09b0\u09cd\u09ae\u09bf\u09b8 \u0993 \u0997\u09cd\u09af\u09be\u09b8\u09cd\u099f\u09cd\u09b0\u09cb\u09a1\u09be\u09b0\u09cd\u09ae\u09bf\u09b8 \u098f \u09aa\u09b0\u09bf\u09a3\u09a4 \u09b9\u09af\u09bc\u0964 \u098f\u0987 \u09a6\u09c1\u0987 \u09b8\u09cd\u09a4\u09b0\u09c7\u09b0 \u09ae\u09be\u099d\u0996\u09be\u09a8\u09c7 \u09ae\u09c7\u09b8\u09cb\u0997\u09cd\u09b2\u09bf\u09af\u09bc\u09be \u09a8\u09be\u09ae\u0995 \u0985\u0995\u09cb\u09b7\u09c0\u09af\u09bc \u0993 \u099c\u09c7\u09b2\u09bf\u09b0 \u09ae\u09a4\u09cb (\u0995\u0996\u09a8\u0993 \u0995\u09bf\u099b\u09c1 \u0995\u09cb\u09b7 \u0993 \u09a4\u09a8\u09cd\u09a4\u09c1\u09af\u09c1\u0995\u09cd\u09a4) \u098f\u0995\u099f\u09bf \u09b8\u09cd\u09a4\u09b0 \u09a5\u09be\u0995\u09c7\u0964 <\/span><span style=\"font-weight: 400;\">Hydra<\/span><span style=\"font-weight: 400;\"> \u09a6\u09cd\u09ac\u09bf\u09b8\u09cd\u09a4\u09b0\u09c0 \u09ac\u09be \u09a1\u09bf\u09aa\u09cd\u09b2\u09cb\u09ac\u09cd\u09b2\u09be\u09b8\u09cd\u099f\u09bf\u0995 \u09aa\u09cd\u09b0\u09be\u09a3\u09c0\u09b0 \u098f\u0995 \u0986\u09a6\u09b0\u09cd\u09b6 \u0989\u09a6\u09be\u09b9\u09b0\u09a3\u0964<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Hydra<\/span><b>-\u09b0 \u0985\u09a8\u09cd\u09a4\u09b0\u09cd\u0997\u09a0\u09a8 (Internal Structure of <\/b><span style=\"font-weight: 400;\">Hydra<\/span><b>)<\/b><\/p>\n<p><i><span style=\"font-weight: 400;\">Hydra<\/span><\/i><span style=\"font-weight: 400;\"> \u09a6\u09cd\u09ac\u09bf\u09ad\u09cd\u09b0\u09c2\u09a3\u09b8\u09cd\u09a4\u09b0\u09c0 (diploblastic) \u09aa\u09cd\u09b0\u09be\u09a3\u09c0 \u0985\u09b0\u09cd\u09a5\u09be\u09ce \u098f\u09b0 \u09ad\u09cd\u09b0\u09c2\u09a3\u09be\u09ac\u09b8\u09cd\u09a5\u09be\u09b0 \u098f\u0995\u09cd\u099f\u09cb\u09a1\u09be\u09b0\u09cd\u09ae \u0993 \u098f\u09a8\u09cd\u09a1\u09cb\u09a1\u09be\u09b0\u09cd\u09ae \u0995\u09cb\u09b7\u09c0\u09af\u09bc \u09b8\u09cd\u09a4\u09b0\u09a6\u09c1\u099f\u09bf \u09aa\u09b0\u09bf\u09a3\u09a4 \u09a6\u09c7\u09b9\u09c7 \u098f\u09aa\u09bf\u09a1\u09be\u09b0\u09cd\u09ae\u09bf\u09b8 \u0993 \u0997\u09cd\u09af\u09be\u09b8\u09cd\u099f\u09cd\u09b0\u09cb\u09a1\u09be\u09b0\u09cd\u09ae\u09bf\u09b8 \u09a8\u09be\u09ae\u0995 \u09a6\u09c1\u099f\u09bf \u0995\u09cb\u09af\u09b8\u09cd\u09a4\u09b0\u09c7 \u09aa\u09b0\u09bf\u09ac\u09b0\u09cd\u09a4\u09bf\u09a4 \u09b9\u09af\u09bc\u09c7 \u09ac\u09bf\u09a8\u09cd\u09af\u09b8\u09cd\u09a4 \u09a5\u09be\u0995\u09c7\u0964 \u098f \u09a6\u09c1\u099f\u09bf \u0995\u09cb\u09b7\u09b8\u09cd\u09a4\u09b0\u09c7\u09b0 \u09ae\u09be\u099d\u09c7 \u09ae\u09c7\u09b8\u09cb\u0997\u09cd\u09b2\u09bf\u09df\u09be (mesoglea) \u09a8\u09be\u09ae\u09c7 \u098f\u0995\u099f\u09bf \u0985\u0995\u09cb\u09b7\u09c0\u09af\u09bc \u099c\u09c7\u09b2\u09bf\u09b0 \u09ae\u09a4\u09cb \u09b8\u09cd\u09a4\u09b0 \u09a5\u09be\u0995\u09c7\u0964 <\/span><span style=\"font-weight: 400;\">Hydra<\/span><span style=\"font-weight: 400;\">-\u09b0 \u09a6\u09c7\u09b9 \u09ae\u09c2\u09b2\u09a4 \u09a6\u09c7\u09b9\u09aa\u09cd\u09b0\u09be\u099a\u09c0\u09b0 \u0993 \u0995\u09c7\u09a8\u09cd\u09a6\u09cd\u09b0\u09c0\u09df \u09aa\u09b0\u09bf\u09aa\u09be\u0995\u09b8\u0982\u09ac\u09b9\u09a8 \u0997\u09b9\u09cd\u09ac\u09b0 (gastrovascular cavity) \u09ac\u09be \u09b8\u09bf\u09b2\u09c7\u09a8\u09cd\u099f\u09c7\u09b0\u09a8 (coelenteron) \u09a8\u09bf\u09af\u09bc\u09c7 \u0997\u09a0\u09bf\u09a4\u0964<\/span><\/p>\n<p><img loading=\"lazy\" class=\"aligncenter wp-image-11690 size-large\" src=\"https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/5.1-9-1024x712.png\" alt=\"Hydra\" width=\"1024\" height=\"712\" srcset=\"https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/5.1-9-1024x712.png 1024w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/5.1-9-300x208.png 300w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/5.1-9-768x534.png 768w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/5.1-9.png 1052w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/p>\n<p>&nbsp;<\/p>\n<h3><span style=\"font-weight: 400;\">Hydra<\/span><b>-\u09b0 \u09a6\u09c7\u09b9\u09aa\u09cd\u09b0\u09be\u099a\u09c0\u09b0\u09c7\u09b0 \u0995\u09cb\u09b7\u09b8\u09ae\u09c2\u09b9<\/b><\/h3>\n<h3><b>(Cells in the body wall of Hydra)<\/b><\/h3>\n<p><img loading=\"lazy\" class=\"aligncenter wp-image-11691 size-large\" src=\"https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/6.1-7-1024x901.png\" alt=\"Hydra\" width=\"1024\" height=\"901\" srcset=\"https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/6.1-7-1024x901.png 1024w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/6.1-7-300x264.png 300w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/6.1-7-768x676.png 768w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/6.1-7.png 1052w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/p>\n<table>\n<tbody>\n<tr>\n<td style=\"text-align: center;\" colspan=\"3\"><b>\u0995\u09cb\u09b7\u09b8\u09ae\u09c2\u09b9<\/b><\/td>\n<\/tr>\n<tr>\n<td><b>\u098f\u09aa\u09bf\u09a1\u09be\u09b0\u09cd\u09ae\u09bf\u09b8<\/b><\/td>\n<td><b>\u09ae\u09c7\u09b8\u09cb\u0997\u09cd\u09b2\u09bf\u09df\u09be<\/b><\/td>\n<td><b>\u0997\u09cd\u09af\u09be\u09b8\u09cd\u099f\u09cd\u09b0\u09cb\u09a1\u09be\u09b0\u09cd\u09ae\u09bf\u09b8<\/b><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">\u09e7. \u09aa\u09c7\u09b6\u09bf-\u0986\u09ac\u09b0\u09a3\u09c0 \u0995\u09cb\u09b7<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u09e8. \u0987\u09a8\u09cd\u099f\u09be\u09b0\u09b8\u09cd\u099f\u09bf\u09b6\u09bf\u09af\u09bc\u09be\u09b2 \u0995\u09cb\u09b7<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u09e9. \u09b8\u0982\u09ac\u09c7\u09a6\u09c0 \u0995\u09cb\u09b7<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u09ea. \u09b8\u09cd\u09a8\u09be\u09af\u09bc\u09c1 \u0995\u09cb\u09b7<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u09eb. \u0997\u09cd\u09b0\u09a8\u09cd\u09a5\u09bf \u0995\u09cb\u09b7<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u09ec. \u099c\u09a8\u09a8 \u0995\u09cb\u09b7 \u098f\u09ac\u0982<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u09ed. \u09a8\u09bf\u09a1\u09cb\u09b8\u09be\u0987\u099f<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u0995\u09cb\u09a8 \u0995\u09cb\u09b7\u09b8\u09cd\u09a4\u09b0 \u09a8\u09af\u09bc, \u098f\u0995\u09c7 \u09b8\u0982\u09af\u09cb\u0997\u0995\u09be\u09b0\u09c0 \u09b8\u09cd\u09a4\u09b0 \u09ac\u09b2\u09be \u09b9\u09af\u09bc\u0964<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u09e7. \u09aa\u09c1\u09b7\u09cd\u099f\u09bf \u0995\u09cb\u09b7<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u09e8. \u0997\u09cd\u09b0\u09a8\u09cd\u09a5\u09bf \u0995\u09cb\u09b7<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u09e9. \u0987\u09a8\u09cd\u099f\u09be\u09b0\u09b8\u09cd\u099f\u09bf\u09b6\u09bf\u09af\u09bc\u09be\u09b2 \u0995\u09cb\u09b7,<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u09ea. \u09b8\u0982\u09ac\u09c7\u09a6\u09c0 \u0995\u09cb\u09b7 \u098f\u09ac\u0982<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u09eb. \u09b8\u09cd\u09a8\u09be\u09df\u09c1 \u0995\u09cb\u09b7<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><b>\u09aa\u09cd\u09b0\u09a4\u09c0\u0995 \u09aa\u09cd\u09b0\u09be\u09a3\u09c0: <\/b><b>Hydra<\/b><\/p>\n<h3><b>\u098f\u09aa\u09bf\u09a1\u09be\u09b0\u09cd\u09ae\u09bf\u09b8 (\u09ac\u09be \u09ac\u09b9\u09bf\u0983\u09a4\u09cd\u09ac\u0995)-\u098f\u09b0 \u0995\u09cb\u09b7\u09b8\u09ae\u09c2\u09b9<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">\u0995\u09be\u099c\u09c7\u09b0 \u09ad\u09bf\u09a8\u09cd\u09a8\u09a4\u09be \u0985\u09a8\u09c1\u09af\u09be\u09af\u09bc\u09c0 <\/span><span style=\"font-weight: 400;\">Hydra<\/span><span style=\"font-weight: 400;\">-\u09b0 \u098f\u09aa\u09bf\u09a1\u09be\u09b0\u09cd\u09ae\u09bf\u09b8\u09c7\u09b0 \u0995\u09cb\u09b7\u09c7\u09b0 \u0997\u09a0\u09a8\u09c7 \u09ac\u09c8\u099a\u09bf\u09a4\u09cd\u09b0\u09cd\u09af \u09a6\u09c7\u0996\u09be \u09af\u09be\u09af\u09bc\u0964 \u098f\u0995\u099f\u09bf \u09aa\u09be\u09a4\u09b2\u09be \u0993 \u09a8\u09ae\u09a8\u09c0\u09af\u09bc \u0995\u09bf\u0989\u099f\u09bf\u0995\u09b2 (cuticle)-\u098f \u0986\u09ac\u09c3\u09a4 \u098f\u09aa\u09bf\u09a1\u09be\u09b0\u09cd\u09ae\u09bf\u09b8 <\/span><span style=\"font-weight: 400;\">Hydra<\/span><span style=\"font-weight: 400;\">-\u09b0 \u09ac\u09b9\u09bf\u09b0\u09be\u09ac\u09b0\u09a3 \u0997\u09a0\u09a8 \u0995\u09b0\u09c7\u0964 <\/span><span style=\"font-weight: 400;\">Hydra<\/span><span style=\"font-weight: 400;\">-\u09b0 \u098f\u09aa\u09bf\u09a1\u09be\u09b0\u09cd\u09ae\u09bf\u09b8 \u09a8\u09bf\u099a\u09c7 \u09ac\u09b0\u09cd\u09a3\u09bf\u09a4 \u09b8\u09be\u09a4 \u09a7\u09b0\u09a3\u09c7\u09b0 \u0995\u09cb\u09b7 \u09a8\u09bf\u09df\u09c7 \u0997\u09a0\u09bf\u09a4\u0964<\/span><\/p>\n<p><b>\u09e7. \u09aa\u09c7\u09b6\u09bf-\u0986\u09ac\u09b0\u09a3\u09c0 \u0995\u09cb\u09b7 (Musculo-Epithelial cell):<\/b> <span style=\"font-weight: 400;\">\u098f\u09aa\u09bf\u09a1\u09be\u09b0\u09cd\u09ae\u09bf\u09b8\u09c7\u09b0 \u09b8\u09ae\u09cd\u09aa\u09c2\u09b0\u09cd\u09a3 \u0985\u0982\u09b6 \u099c\u09c1\u09a1\u09bc\u09c7 \u098f \u0995\u09cb\u09b7 \u0985\u09ac\u09b8\u09cd\u09a5\u09be\u09a8 \u0995\u09b0\u09c7\u0964 \u09ac\u09b9\u09bf\u09b0\u09cd\u09ae\u09c1\u0996\u09c0 \u099a\u0993\u09dc\u09be \u0993 \u0985\u09a8\u09cd\u09a4\u09b0\u09cd\u09ae\u09c2\u0996\u09c0 \u09b8\u09b0\u09c1 \u09aa\u09cd\u09b0\u09be\u09a8\u09cd\u09a4\u09ac\u09bf\u09b6\u09bf\u09b7\u09cd\u099f \u098f \u0995\u09cb\u09b7\u0997\u09c1\u09b2\u09cb \u09a6\u09c7\u0996\u09a4\u09c7 \u0995\u09cb\u09a3\u09be\u0995\u09be\u09b0\u0964 \u098f\u0997\u09c1\u09b2\u09cb\u09b0 \u099a\u0993\u09a1\u09bc\u09be \u09aa\u09cd\u09b0\u09be\u09a8\u09cd\u09a4 \u0997\u09b9\u09cd\u09ac\u09b0\u09af\u09c1\u0995\u09cd\u09a4 \u09b8\u09be\u0987\u099f\u09cb\u09aa\u09cd\u09b2\u09be\u099c\u09cb\u09ae \u09aa\u09c2\u09b0\u09cd\u09a3, \u09ae\u09bf\u0989\u0995\u09be\u09b8-\u09ac\u09b8\u09cd\u09a4\u09c1\u09af\u09c1\u0995\u09cd\u09a4 \u098f\u09ac\u0982 \u09aa\u09b0\u09b8\u09cd\u09aa\u09b0 \u09ae\u09bf\u09b2\u09bf\u09a4 \u09b9\u09af\u09bc\u09c7 \u098f\u0995\u099f\u09bf \u0985\u09ad\u09bf\u09a8\u09cd\u09a8 \u0986\u09ac\u09b0\u09a3 \u0997\u09a0\u09a8 \u0995\u09b0\u09c7\u0964 \u09ad\u09bf\u09a4\u09b0\u09c7\u09b0 \u09b8\u09b0\u09c1 \u09aa\u09cd\u09b0\u09be\u09a8\u09cd\u09a4\u09c7\u09b0 \u09b6\u09c7\u09b7\u09c7 \u09ae\u09be\u09af\u09bc\u09cb\u09a8\u09bf\u09ae (\u098f\u0995 \u09a7\u09b0\u09a8\u09c7\u09b0 \u09a8\u09ae\u09a8\u09c0\u09af\u09bc \u0993 \u09b8\u0982\u0995\u09cb\u099a\u09a8-\u09aa\u09cd\u09b0\u09b8\u09be\u09b0\u09a3\u09b6\u09c0\u09b2 \u09a4\u09a8\u09cd\u09a4\u09c1) \u09a8\u09bf\u09b0\u09cd\u09ae\u09bf\u09a4 \u09a6\u09c1\u099f\u09bf \u09aa\u09c7\u09b6\u09bf-\u09aa\u09cd\u09b0\u09ac\u09b0\u09cd\u09a7\u09a8 \u09a6\u09c7\u09b9 \u0985\u0995\u09cd\u09b7\u09c7\u09b0 \u09b8\u09ae\u09be\u09a8\u09cd\u09a4\u09b0\u09be\u09b2\u09c7 \u0985\u09ac\u09b8\u09cd\u09a5\u09be\u09a8 \u0995\u09b0\u09c7\u0964 \u0995\u09b0\u09cd\u09b7\u09bf\u0995\u09be\u09af\u09bc \u0995\u09cb\u09b7\u0997\u09c1\u09b2\u09cb \u09ac\u09c7\u09b6 \u09ac\u09a1\u09bc \u0993 \u099a\u09be\u09aa\u09be \u098f\u09ac\u0982 \u0995\u09af\u09bc\u09c7\u0995\u099f\u09bf \u0995\u09b0\u09c7 \u09a8\u09bf\u09a1\u09cb\u09ac\u09cd\u09b2\u09be\u09b8\u09cd\u099f (\u09aa\u09b0\u09bf\u09b8\u09cd\u09ab\u09c1\u099f\u09a8\u09b0\u09a4 \u09a8\u09bf\u09a1\u09cb\u09b8\u09be\u0987\u099f) \u09a7\u09be\u09b0\u09a3 \u0995\u09b0\u09c7\u0964<\/span><\/p>\n<p><b>\u0995\u09be\u099c :<\/b><span style=\"font-weight: 400;\"> \u0986\u09ac\u09b0\u09a3\u09c0 \u0995\u09cb\u09b7\u09c7\u09b0 \u09ae\u09a4\u09cb \u09a6\u09c7\u09b9\u09be\u09ac\u09b0\u09a3 \u09b8\u09c3\u09b7\u09cd\u099f\u09bf \u0995\u09b0\u09c7 \u09a6\u09c7\u09b9\u0995\u09c7 \u09b0\u0995\u09cd\u09b7\u09be \u0995\u09b0\u09c7\u0964 \u09aa\u09cd\u09b0\u09ac\u09b0\u09cd\u09a7\u09a8\u0997\u09c1\u09b2\u09cb \u09b8\u0982\u0995\u09cb\u099a\u09a8-\u09aa\u09cd\u09b0\u09b8\u09be\u09b0\u09a3\u09c7\u09b0 \u09ae\u09be\u09a7\u09cd\u09af\u09ae\u09c7 \u09a6\u09c7\u09b9\u09c7\u09b0 \u09b9\u09cd\u09b0\u09be\u09b8-\u09ac\u09c3\u09a6\u09cd\u09a7\u09bf \u0998\u099f\u09bf\u09af\u09bc\u09c7 \u09aa\u09c7\u09b6\u09bf\u09b0 \u09ae\u09a4\u09cb \u0995\u09be\u099c \u0995\u09b0\u09c7\u0964 \u09ae\u09bf\u0989\u0995\u09be\u09b8 \u09a6\u09be\u09a8\u09be \u0995\u09bf\u0989\u099f\u09bf\u0995\u09b2 \u0995\u09cd\u09b7\u09b0\u09a3 \u0995\u09b0\u09c7 \u0993 \u09a6\u09c7\u09b9 \u09aa\u09bf\u099a\u09cd\u099b\u09bf\u09b2 \u09b0\u09be\u0996\u09c7\u0964 \u0995\u09cb\u09b7\u0997\u09c1\u09b2\u09cb \u098f\u0995\u09be\u09a7\u09bf\u0995 \u09a8\u09c7\u09ae\u09be\u099f\u09cb\u09b8\u09bf\u09b8\u09cd\u099f \u09ac\u09b9\u09a8 \u0995\u09b0\u09c7\u0964 \u098f\u0995\u09a6\u09bf\u0995\u09c7 \u09a6\u09c7\u09b9\u09be\u09ac\u09b0\u09a3 \u09b9\u09bf\u09b8\u09c7\u09ac\u09c7, \u0985\u09a8\u09cd\u09af\u09a6\u09bf\u0995\u09c7 \u09aa\u09c7\u09b6\u09bf\u09b0 \u09ae\u09a4\u09cb \u0995\u09be\u099c \u0995\u09b0\u09c7 \u09ac\u09b2\u09c7 \u098f\u09b8\u09ac \u0995\u09cb\u09b7\u0995\u09c7 <\/span><b>\u2018\u2018\u09aa\u09c7\u09b6\u09bf-\u0986\u09ac\u09b0\u09a3\u09c0 \u0995\u09cb\u09b7\u201d <\/b><span style=\"font-weight: 400;\">\u09ac\u09b2\u09be \u09b9\u09af\u09bc\u09c7 \u09a5\u09be\u0995\u09c7<\/span><\/p>\n<p><img loading=\"lazy\" class=\"aligncenter wp-image-11692 size-large\" src=\"https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/7.1-1-1-1024x805.png\" alt=\"Hydra\" width=\"1024\" height=\"805\" srcset=\"https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/7.1-1-1-1024x805.png 1024w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/7.1-1-1-300x236.png 300w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/7.1-1-1-768x604.png 768w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/7.1-1-1.png 1052w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><b>\u09e8. \u0987\u09a8\u09cd\u099f\u09be\u09b0\u09b8\u09cd\u099f\u09bf\u09b6\u09bf\u09af\u09bc\u09be\u09b2 \u0995\u09cb\u09b7 (Interstitial cell):<\/b> <span style=\"font-weight: 400;\">\u09aa\u09c7\u09b6\u09bf-\u0986\u09ac\u09b0\u09a3\u09c0 \u0995\u09cb\u09b7\u09c7\u09b0 \u0985\u09a8\u09cd\u09a4\u09b0\u09cd\u09ae\u09c1\u0996\u09c0 \u09b8\u09b0\u09c1 \u09aa\u09cd\u09b0\u09be\u09a8\u09cd\u09a4\u09c7\u09b0 \u09ab\u09be\u0981\u0995\u09c7 \u09ab\u09be\u0981\u0995\u09c7, \u0997\u09c1\u099a\u09cd\u099b\u09be\u0995\u09be\u09b0\u09c7, \u09ae\u09c7\u09b8\u09cb\u0997\u09cd\u09b2\u09bf\u09af\u09bc\u09be \u0998\u09c7\u0981\u09b7\u09c7 \u098f\u09b8\u09ac \u0995\u09cb\u09b7 \u0985\u09ac\u09b8\u09cd\u09a5\u09be\u09a8 \u0995\u09b0\u09c7\u0964 \u098f\u0997\u09c1\u09b2\u09cb \u0997\u09cb\u09b2 \u09ac\u09be \u09a4\u09bf\u09a8\u0995\u09cb\u09a3\u09be \u098f\u09ac\u0982 \u09b8\u09c1\u09b8\u09cd\u09aa\u09b7\u09cd\u099f \u09a8\u09bf\u0989\u0995\u09cd\u09b2\u09bf\u09af\u09bc\u09be\u09b8, \u09ae\u09b8\u09c3\u09a3 \u098f\u09a8\u09cd\u09a1\u09cb\u09aa\u09cd\u09b2\u09be\u099c\u09ae\u09bf\u0995 \u099c\u09be\u09b2\u09bf\u0995\u09be, \u09b0\u09be\u0987\u09ac\u09cb\u099c\u09cb\u09ae \u0993 \u0995\u09bf\u099b\u09c1 \u09ae\u09be\u0987\u099f\u09cb\u0995\u09a8\u09cd\u09a1\u09cd\u09b0\u09bf\u09af\u09bc\u09be \u09af\u09c1\u0995\u09cd\u09a4\u0964<\/span><\/p>\n<p><b>\u0995\u09be\u099c:<\/b><span style=\"font-weight: 400;\"> \u098f\u09b8\u09ac \u0995\u09cb\u09b7 \u09aa\u09cd\u09b0\u09af\u09bc\u09cb\u099c\u09a8\u09c7 \u0985\u09a8\u09cd\u09af \u09af\u09c7 \u0995\u09cb\u09a8\u09cb \u09a7\u09b0\u09a8\u09c7\u09b0 \u09ac\u09b9\u09bf\u0983\u09a4\u09cd\u09ac\u0995\u09c0\u09af\u09bc \u0995\u09cb\u09b7\u09c7 \u09aa\u09b0\u09bf\u09a3\u09a4 \u09b9\u09af\u09bc\u0964 \u09aa\u09c1\u09a8\u09b0\u09c1\u09ce\u09aa\u09a4\u09cd\u09a4\u09bf \u0993 \u09ae\u09c1\u0995\u09c1\u09b2 \u09b8\u09c3\u09b7\u09cd\u099f\u09bf\u09a4\u09c7 \u0985\u0982\u09b6 \u09a8\u09c7\u09af\u09bc \u098f\u09ac\u0982 \u0995\u09bf\u099b\u09c1\u09a6\u09bf\u09a8 \u09aa\u09b0\u09aa\u09b0 \u0985\u09a8\u09cd\u09af\u09be\u09a8\u09cd\u09af \u0995\u09cb\u09b7\u09c7 \u09aa\u09b0\u09bf\u09a3\u09a4 \u09b9\u09af\u09bc\u09c7 \u09a6\u09c7\u09b9\u09c7\u09b0 \u09aa\u09c1\u09b0\u09a8\u09cb \u0995\u09cb\u09b7\u09c7\u09b0 \u09b8\u09cd\u09a5\u09be\u09a8 \u09aa\u09c2\u09b0\u09a3 \u0995\u09b0\u09c7\u0964<\/span><\/p>\n<p><b>\u09e9. \u09b8\u0982\u09ac\u09c7\u09a6\u09c0 \u0995\u09cb\u09b7 (Sensory cell): <\/b><span style=\"font-weight: 400;\">\u098f\u0997\u09c1\u09b2\u09cb \u09aa\u09c7\u09b6\u09bf-\u0986\u09ac\u09b0\u09a3\u09c0 \u0995\u09cb\u09b7\u09c7\u09b0 \u09ab\u09be\u0981\u0995\u09c7 \u09ab\u09be\u0981\u0995\u09c7, \u09b8\u09ae\u0995\u09cb\u09a3\u09c7 \u0993 \u09ac\u09bf\u0995\u09cd\u09b7\u09bf\u09aa\u09cd\u09a4\u09ad\u09be\u09ac\u09c7 \u099b\u09a1\u09bc\u09be\u09a8\u09cb \u09a5\u09be\u0995\u09c7, \u09a4\u09ac\u09c7 \u0995\u09b0\u09cd\u09b7\u09bf\u0995\u09be, \u09b9\u09be\u0987\u09aa\u09cb\u09b8\u09cd\u099f\u09cb\u09ae \u0993 \u09aa\u09a6\u09a4\u09b2\u09c7\u09b0 \u099a\u09be\u09b0\u09a6\u09bf\u0995\u09c7 \u09ac\u09c7\u09b6\u09bf \u09a6\u09c7\u0996\u09be \u09af\u09be\u09af\u09bc\u0964 \u09aa\u09cd\u09b0\u09a4\u09bf\u099f\u09bf \u0995\u09cb\u09b7 \u09b2\u09ae\u09cd\u09ac\u09be \u0993 \u09b8\u09b0\u09c1\u0964 \u098f\u09b0 \u09ae\u09c1\u0995\u09cd\u09a4 \u09aa\u09cd\u09b0\u09be\u09a8\u09cd\u09a4 \u09a5\u09c7\u0995\u09c7 \u09b8\u09c2\u0995\u09cd\u09b7\u09cd\u09ae \u09b8\u0982\u09ac\u09c7\u09a6\u09c0 \u09b0\u09cb\u09ae (sensory hair) \u09ac\u09c7\u09b0\u09cb\u09af\u09bc \u098f\u09ac\u0982 \u0985\u09aa\u09b0 \u09aa\u09cd\u09b0\u09be\u09a8\u09cd\u09a4 \u09a5\u09c7\u0995\u09c7 \u0997\u09c1\u099f\u09bf\u0995\u09be\u09ae\u09af\u09bc \u09ac\u09be \u09a8\u09cb\u09a1\u09bf\u0993\u09b2 \u09af\u09c1\u0995\u09cd\u09a4 (nodulated) \u09b8\u09c2\u0995\u09cd\u09b7\u09cd\u09a8 \u09a4\u09a8\u09cd\u09a4\u09c1 \u09a8\u09bf\u09b0\u09cd\u0997\u09a4 \u09b9\u09af\u09bc\u09c7 \u09b8\u09cd\u09a8\u09be\u09af\u09bc\u09c1\u09a4\u09a8\u09cd\u09a4\u09c1\u09b0 \u09b8\u09be\u09a5\u09c7 \u09af\u09c1\u0995\u09cd\u09a4 \u09b9\u09af\u09bc\u0964<\/span><\/p>\n<p><b>\u0995\u09be\u099c:<\/b> <span style=\"font-weight: 400;\">\u09aa\u09b0\u09bf\u09ac\u09c7\u09b6 \u09a5\u09c7\u0995\u09c7 \u09ac\u09bf\u09ad\u09bf\u09a8\u09cd\u09a8 \u0989\u09a6\u09cd\u09a6\u09c0\u09aa\u09a8\u09be (\u09af\u09c7\u09ae\u09a8 \u0986\u09b2\u09cb, \u09a4\u09be\u09aa \u09aa\u09cd\u09b0\u09ad\u09c3\u09a4\u09bf) \u0997\u09cd\u09b0\u09b9\u09a3 \u0995\u09b0\u09c7 \u09b8\u09cd\u09a8\u09be\u09af\u09bc\u09c1\u0995\u09cb\u09b7\u09c7 \u09b8\u09b0\u09ac\u09b0\u09be\u09b9 \u0995\u09b0\u09c7\u0964\u00a0<\/span><\/p>\n<p><b>\u09ea. \u09b8\u09cd\u09a8\u09be\u09af\u09bc\u09c1 \u0995\u09cb\u09b7 (Nerve cell):<\/b> <span style=\"font-weight: 400;\">\u098f\u09b8\u09ac \u0995\u09cb\u09b7 \u09ae\u09c7\u09b8\u09cb\u0997\u09cd\u09b2\u09bf\u09af\u09bc\u09be \u0998\u09c7\u0981\u09b7\u09c7 \u0985\u09ac\u09b8\u09cd\u09a5\u09bf\u09a4, \u0985\u09a8\u09bf\u09af\u09bc\u09a4 \u0986\u0995\u09be\u09b0\u09ac\u09bf\u09b6\u09bf\u09b7\u09cd\u099f \u098f\u09ac\u0982 \u098f\u0995\u099f\u09bf \u0995\u09cd\u09b7\u09c1\u09a6\u09cd\u09b0 \u0995\u09cb\u09b7\u09a6\u09c7\u09b9 \u0993 \u09a6\u09c1\u0987 \u09ac\u09be \u09a4\u09a4\u09cb\u09a7\u09bf\u0995 \u09a8\u09cb\u09a1\u09bf\u0993\u09b2\u09af\u09c1\u0995\u09cd\u09a4 \u09b8\u09c2\u0995\u09cd\u09b7\u09cd\u09a8 \u09b6\u09be\u0996\u09be\u09a8\u09cd\u09ac\u09bf\u09a4 \u09b8\u09cd\u09a8\u09be\u09af\u09bc\u09c1\u09b0\u09cb\u09ae \u09a8\u09bf\u09af\u09bc\u09c7 \u0997\u09a0\u09bf\u09a4\u0964 \u09a4\u09a8\u09cd\u09a4\u09c1\u0997\u09c1\u09b2\u09cb \u09aa\u09b0\u09b8\u09cd\u09aa\u09b0 \u09ae\u09bf\u09b2\u09c7 \u09b8\u09cd\u09a8\u09be\u09af\u09bc\u09c1-\u099c\u09be\u09b2\u09bf\u0995\u09be \u0997\u09a0\u09a8 \u0995\u09b0\u09c7\u0964\u00a0<\/span><\/p>\n<p><b>\u0995\u09be\u099c:<\/b> <span style=\"font-weight: 400;\">\u09b8\u0982\u09ac\u09c7\u09a6\u09c0 \u0995\u09cb\u09b7\u09c7 \u09b8\u0982\u0997\u09c3\u09b9\u09c0\u09a4 \u0989\u09a6\u09cd\u09a6\u09c0\u09aa\u09a8\u09be \u09a6\u09c7\u09b9\u09c7\u09b0 \u09ac\u09bf\u09ad\u09bf\u09a8\u09cd\u09a8 \u0985\u0982\u09b6\u09c7 \u09b8\u09b0\u09ac\u09b0\u09be\u09b9 \u0995\u09b0\u09c7\u0964\u00a0<\/span><\/p>\n<p><b>\u09eb. \u0997\u09cd\u09b0\u09a8\u09cd\u09a5\u09bf \u0995\u09cb\u09b7 (Gland cell):<\/b> <span style=\"font-weight: 400;\">\u098f\u0997\u09c1\u09b2\u09cb \u0995\u09cd\u09b7\u09b0\u09a3\u0995\u09be\u09b0\u09c0 \u09a6\u09be\u09a8\u09be\u09ac\u09bf\u09b6\u09bf\u09b7\u09cd\u099f \u098f\u0995 \u09a7\u09b0\u09a8\u09c7\u09b0 \u09aa\u09b0\u09bf\u09ac\u09b0\u09cd\u09a4\u09bf\u09a4 \u09b2\u09ae\u09cd\u09ac\u09be\u0995\u09be\u09b0 \u098f\u09aa\u09bf\u09a1\u09be\u09b0\u09cd\u09ae\u09be\u09b2 \u0995\u09cb\u09b7\u0964 \u09ae\u09c1\u0996\u099b\u09bf\u09a6\u09cd\u09b0\u09c7\u09b0 \u099a\u09be\u09b0\u09a6\u09bf\u0995\u09c7 \u0993 \u09aa\u09be\u09a6-\u099a\u09be\u0995\u09a4\u09bf\u09a4\u09c7 \u09aa\u09cd\u09b0\u099a\u09c1\u09b0 \u0997\u09cd\u09b0\u09a8\u09cd\u09a5\u09bf \u0995\u09cb\u09b7 \u09a6\u09c7\u0996\u09be \u09af\u09be\u09af\u09bc\u0964<\/span><\/p>\n<p><b>\u0995\u09be\u099c:<\/b><span style=\"font-weight: 400;\"> \u09ae\u09bf\u0989\u0995\u09be\u09b8 \u0995\u09cd\u09b7\u09b0\u09a3 \u0995\u09b0\u09c7 \u09a6\u09c7\u09b9\u0995\u09c7 \u0995\u09cb\u09a8\u09cb \u09ac\u09b8\u09cd\u09a4\u09c1\u09b0 \u09b8\u0999\u09cd\u0997\u09c7 \u09b2\u09c7\u0997\u09c7 \u09a5\u09be\u0995\u09a4\u09c7 \u09b8\u09be\u09b9\u09be\u09af\u09cd\u09af \u0995\u09b0\u09c7; \u09ac\u09c1\u09a6\u09ac\u09c1\u09a6 \u09b8\u09c3\u09b7\u09cd\u099f \u0995\u09b0\u09c7 \u09ad\u09be\u09b8\u09a4\u09c7 \u09b8\u09be\u09b9\u09be\u09af\u09cd\u09af \u0995\u09b0\u09c7\u0964 \u0995\u09cd\u09b7\u09a3\u09aa\u09a6 \u09b8\u09c3\u09b7\u09cd\u099f\u09bf\u09b0 \u09ae\u09be\u09a7\u09cd\u09af\u09ae\u09c7 \u099a\u09b2\u09a8\u09c7 \u0985\u0982\u09b6\u0997\u09cd\u09b0\u09b9\u09a3 \u0995\u09b0\u09c7 \u098f\u09ac\u0982 \u09ae\u09c1\u0996\u099b\u09bf\u09a6\u09cd\u09b0\u09c7\u09b0 \u0997\u09cd\u09b0\u09a8\u09cd\u09a5\u09bf\u0995\u09cb\u09b7\u09c7\u09b0 \u0995\u09cd\u09b7\u09b0\u09a3\u09c7 \u09b8\u09be\u09b9\u09be\u09af\u09cd\u09af \u0995\u09b0\u09c7\u0964<\/span><\/p>\n<p><b>\u09ec. \u099c\u09a8\u09a8 \u0995\u09cb\u09b7 (Germ cell):<\/b> <span style=\"font-weight: 400;\">\u098f\u09b8\u09ac \u0995\u09cb\u09b7 \u099c\u09a8\u09a8\u09be\u0999\u09cd\u0997\u09c7 \u0985\u09ac\u09b8\u09cd\u09a5\u09be\u09a8 \u0995\u09b0\u09c7\u0964 \u099c\u09a8\u09a8\u0995\u09cb\u09b7 \u09a6\u09c1\u09a7\u09b0\u09a8\u09c7\u09b0: \u09b6\u09c1\u0995\u09cd\u09b0\u09be\u09a3\u09c1 \u0993 \u09a1\u09bf\u09ae\u09cd\u09ac\u09be\u09a3\u09c1\u0964 \u09aa\u09b0\u09bf\u09a3\u09a4 \u09b6\u09c1\u0995\u09cd\u09b0\u09be\u09a3\u09c1 \u0985\u09a4\u09bf \u0995\u09cd\u09b7\u09c1\u09a6\u09cd\u09b0 \u098f\u09ac\u0982 \u09a8\u09bf\u0989\u0995\u09cd\u09b2\u09bf\u09af\u09bc\u09be\u09b8\u09af\u09c1\u0995\u09cd\u09a4 \u098f\u0995\u099f\u09bf \u09b8\u09cd\u09ab\u09c0\u09a4 \u09ae\u09b8\u09cd\u09a4\u0995, \u09b8\u09c7\u09a8\u09cd\u099f\u09cd\u09b0\u09bf\u0993\u09b2\u09af\u09c1\u0995\u09cd\u09a4 \u098f\u0995\u099f\u09bf \u09b8\u0982\u0995\u09c0\u09b0\u09cd\u09a3 \u09ae\u09a7\u09cd\u09af\u0996\u09a8\u09cd\u09a1 \u0993 \u098f\u0995\u099f\u09bf \u09b2\u09ae\u09cd\u09ac\u09be \u09ac\u09bf\u099a\u09b2\u09a8\u0995\u09cd\u09b7\u09ae \u09b2\u09c7\u099c \u09a8\u09bf\u09df\u09c7 \u0997\u09a0\u09bf\u09a4\u0964 \u098f\u09b0 \u09b8\u09be\u09a5\u09c7 \u09a4\u09bf\u09a8\u099f\u09bf \u09aa\u09cb\u09b2\u09be\u09b0 \u09ac\u09a1\u09bf (polar bodies) \u09af\u09c1\u0995\u09cd\u09a4 \u09a5\u09be\u0995\u09c7\u0964\u00a0<\/span><\/p>\n<p><b>\u0995\u09be\u099c:<\/b><span style=\"font-weight: 400;\"> \u09af\u09cc\u09a8 \u099c\u09a8\u09a8\u09c7 \u0985\u0982\u09b6\u0997\u09cd\u09b0\u09b9\u09a3 \u0995\u09b0\u09be\u0964<\/span><\/p>\n<p><img loading=\"lazy\" class=\"alignnone wp-image-11693 size-medium\" src=\"https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/9.1-10-300x194.png\" alt=\"Hydra\" width=\"300\" height=\"194\" srcset=\"https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/9.1-10-300x194.png 300w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/9.1-10-1024x662.png 1024w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/9.1-10-768x496.png 768w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/9.1-10.png 1052w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/> <img loading=\"lazy\" class=\"alignnone wp-image-11694 size-medium\" src=\"https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/9.2-4-300x194.png\" alt=\"Hydra\" width=\"300\" height=\"194\" srcset=\"https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/9.2-4-300x194.png 300w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/9.2-4-1024x662.png 1024w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/9.2-4-768x496.png 768w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/9.2-4.png 1052w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/> <img loading=\"lazy\" class=\"alignnone wp-image-11695 size-medium\" src=\"https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/9.3-5-300x194.png\" alt=\"Hydra\" width=\"300\" height=\"194\" srcset=\"https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/9.3-5-300x194.png 300w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/9.3-5-1024x662.png 1024w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/9.3-5-768x496.png 768w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/9.3-5.png 1052w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/> <img loading=\"lazy\" class=\"alignnone wp-image-11696 size-medium\" src=\"https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/9.4-2-300x161.png\" alt=\"Hydra\" width=\"300\" height=\"161\" srcset=\"https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/9.4-2-300x161.png 300w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/9.4-2-1024x549.png 1024w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/9.4-2-768x412.png 768w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/9.4-2.png 1052w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/> <img loading=\"lazy\" class=\"alignnone wp-image-11697 size-medium\" src=\"https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/9.5-300x161.png\" alt=\"Hydra\" width=\"300\" height=\"161\" srcset=\"https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/9.5-300x161.png 300w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/9.5-1024x549.png 1024w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/9.5-768x412.png 768w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/9.5.png 1052w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p>\n<p><b>\u09ed. \u09a8\u09bf\u09a1\u09cb\u09b8\u09be\u0987\u099f (Cnidocyte):<\/b> <span style=\"font-weight: 400;\">Hydra<\/span><span style=\"font-weight: 400;\">-\u09b0 \u09aa\u09a6\u09a4\u09b2 \u099b\u09be\u09a1\u09bc\u09be \u09ac\u09b9\u09bf\u0983\u09a4\u09cd\u09ac\u0995\u09c7\u09b0 \u09b8\u09b0\u09cd\u09ac\u09a4\u09cd\u09b0 \u09ac\u09bf\u09b6\u09c7\u09b7 \u0995\u09b0\u09c7 \u0995\u09b0\u09cd\u09b7\u09bf\u0995\u09be\u09b0 \u09aa\u09c7\u09b6\u09bf-\u0986\u09ac\u09b0\u09a3\u09c0 \u0995\u09cb\u09b7\u09c7\u09b0 \u09ab\u09be\u0981\u0995\u09c7 \u09ab\u09be\u0981\u0995\u09c7 \u09ac\u09be \u0990\u09b8\u09ac \u0995\u09cb\u09b7\u09c7\u09b0 \u09ad\u09bf\u09a4\u09b0\u09c7 \u09a8\u09bf\u09a1\u09cb\u09b8\u09be\u0987\u099f \u0985\u09a8\u09c1\u09aa\u09cd\u09b0\u09ac\u09bf\u09b7\u09cd\u099f \u09a5\u09be\u0995\u09c7\u0964 \u0995\u09cb\u09b7\u0997\u09c1\u09b2\u09cb \u0997\u09cb\u09b2, \u09a1\u09bf\u09ae\u09cd\u09ac\u09be\u0995\u09be\u09b0 \u09ac\u09be \u09aa\u09c7\u09af\u09bc\u09be\u09b2\u09be\u0995\u09be\u09b0 \u098f\u09ac\u0982 \u09a8\u09bf\u099a\u09c7\u09b0 \u09a6\u09bf\u0995\u09c7 \u09a8\u09bf\u0989\u0995\u09cd\u09b2\u09bf\u09af\u09bc\u09be\u09b8\u09ac\u09be\u09b9\u09c0 \u0993 \u09a6\u09cd\u09ac\u09c8\u09a4 \u0986\u09ac\u09b0\u09a3\u09ac\u09c7\u09b7\u09cd\u099f\u09bf\u09a4 \u09ac\u09a1\u09bc \u0995\u09cb\u09b7\u0964 \u0995\u09cb\u09b7\u09c7\u09b0 \u09ae\u09c1\u0995\u09cd\u09a4\u09aa\u09cd\u09b0\u09be\u09a8\u09cd\u09a4\u09c7 \u0995\u09cd\u09b7\u09c1\u09a6\u09cd\u09b0, \u09a6\u09c3\u09a2\u09bc, \u09b8\u0982\u09ac\u09c7\u09a6\u09c0 \u09a8\u09bf\u09a1\u09cb\u09b8\u09bf\u09b2 (cnidocil) \u098f\u09ac\u0982 \u0985\u09ad\u09cd\u09af\u09a8\u09cd\u09a4\u09b0\u09c7 \u0997\u09b9\u09ac\u09b0 \u0993 \u09aa\u09cd\u09af\u09be\u0981\u099a\u09be\u09a8\u09cb \u09b8\u09c1\u09a4\u09be\u09af\u09c1\u0995\u09cd\u09a4 \u09a8\u09c7\u09ae\u09be\u099f\u09cb\u09b8\u09bf\u09b8\u09cd\u099f \u09ac\u09b9\u09a8 \u0995\u09b0\u09c7\u0964 \u0997\u09b9\u09cd\u09ac\u09b0\u099f\u09bf \u0985\u09aa\u09be\u09b0\u0995\u09c1\u09b2\u09be\u09ae (operculum) \u09a6\u09bf\u09af\u09bc\u09c7 \u09a2\u09be\u0995\u09be\u0964 \u0986\u09a6\u09b0\u09cd\u09b6 \u09a8\u09c7\u09ae\u09be\u099f\u09cb\u09a8\u09bf\u09b8\u09cd\u099f\u09c7\u09b0 \u09b8\u09c1\u09a4\u09be\u09b0 \u0997\u09cb\u09a1\u09bc\u09be\u09af\u09bc \u09e9\u099f\u09bf \u09ac\u09a1\u09bc \u0995\u09be\u0981\u099f\u09be\u09b0 \u09ae\u09a4\u09cb \u09ac\u09be\u09b0\u09cd\u09ac (barb) \u09a5\u09be\u0995\u09c7 \u098f\u09ac\u0982 \u0997\u09b9\u09cd\u09ac\u09b0\u099f\u09bf \u09b9\u09bf\u09aa\u09a8\u09cb\u099f\u0995\u09cd\u09b8\u09bf\u09a8 (Hypnotoxin) \u09a8\u09be\u09ae\u0995 \u09ac\u09bf\u09b7\u09be\u0995\u09cd\u09a4 \u09b0\u09b8\u09c7 \u09aa\u09c2\u09b0\u09cd\u09a3\u0964 \u09aa\u09b0\u09bf\u09b8\u09cd\u09ab\u09c1\u099f\u09a8\u09b0\u09a4 \u09a8\u09bf\u09a1\u09cb\u09b8\u09be\u0987\u099f\u0995\u09c7 \u09a8\u09bf\u09a1\u09cb\u09ac\u09cd\u09b2\u09be\u09b8\u09cd\u099f (cnidoblast) \u09ac\u09b2\u09c7\u0964<\/span><\/p>\n<p><b>\u0995\u09be\u099c:<\/b><span style=\"font-weight: 400;\"> \u09a8\u09bf\u09a1\u09cb\u09b8\u09be\u0987\u099f\u09c7\u09b0 \u09a8\u09c7\u09ae\u09be\u099f\u09cb\u09b8\u09bf\u09b8\u09cd\u099f \u0985\u0999\u09cd\u0997\u09be\u09a3\u09c1 \u09aa\u09cd\u09b0\u09be\u09a3\u09c0\u09b0 \u0996\u09be\u09a6\u09cd\u09af \u0997\u09cd\u09b0\u09b9\u09a3, \u099a\u09b2\u09a8 \u0993 \u0986\u09a4\u09cd\u09ae\u09b0\u0995\u09cd\u09b7\u09be\u09af\u09bc \u09ac\u09cd\u09af\u09ac\u09b9\u09c3\u09a4 \u09b9\u09af\u09bc\u0964\u00a0<\/span><\/p>\n<p>&nbsp;<\/p>\n<p><b>\u09aa\u09cd\u09b0\u09a4\u09c0\u0995 \u09aa\u09cd\u09b0\u09be\u09a3\u09c0: <\/b><b>Hydra<\/b><\/p>\n<h3><b>\u0986\u09a6\u09b0\u09cd\u09b6 \u09a8\u09bf\u09a1\u09cb\u09b8\u09be\u0987\u099f\u09c7\u09b0 \u0997\u09a0\u09a8 (Structure of a typical Cnidocyte)<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Hydra<\/span><span style=\"font-weight: 400;\">-\u09b0 \u098f\u0995\u099f\u09bf \u0986\u09a6\u09b0\u09cd\u09b6 \u09a8\u09bf\u09a1\u09cb\u09b8\u09be\u0987\u099f \u09a6\u09c7\u0996\u09a4\u09c7 \u0997\u09cb\u09b2, \u09a1\u09bf\u09ae\u09cd\u09ac\u09be\u0995\u09be\u09b0, \u09a8\u09be\u09b6\u09aa\u09be\u09a4\u09bf \u0986\u0995\u09be\u09b0, \u09aa\u09c7\u09af\u09bc\u09be\u09b2\u09be\u0995\u09be\u09b0 \u09ac\u09be \u09b2\u09be\u099f\u09bf\u09ae \u0986\u0995\u09c3\u09a4\u09bf\u09b0 \u098f\u09ac\u0982 \u09a8\u09bf\u099a\u09c7 \u09ac\u09b0\u09cd\u09a3\u09bf\u09a4 \u0985\u0982\u09b6\u0997\u09c1\u09b2\u09cb \u09a8\u09bf\u09af\u09bc\u09c7 \u0997\u09a0\u09bf\u09a4\u0964<\/span><\/p>\n<p><b>\u09e7. \u0986\u09ac\u09b0\u09a3 (Membrane) :<\/b> <span style=\"font-weight: 400;\">\u09aa\u09cd\u09b0\u09a4\u09bf\u099f\u09bf \u0995\u09cb\u09b7 \u09a6\u09cd\u09ac\u09bf\u09b8\u09cd\u09a4\u09b0\u09c0 \u0986\u09ac\u09b0\u09a3\u09c7 \u0986\u09ac\u09c3\u09a4\u0964 \u09b8\u09cd\u09a4\u09b0\u09a6\u09c1\u099f\u09bf\u09b0 \u09ae\u09be\u099d\u0996\u09be\u09a8\u09c7 \u09a6\u09be\u09a8\u09be\u09a6\u09be\u09b0 \u09b8\u09be\u0987\u099f\u09cb\u09aa\u09cd\u09b2\u09be\u099c\u09ae \u098f\u09ac\u0982 \u0995\u09cb\u09b7\u09c7\u09b0 \u0997\u09cb\u09a1\u09bc\u09be\u09b0 \u09a6\u09bf\u0995\u09c7 \u098f\u0995\u099f\u09bf \u09a8\u09bf\u0989\u0995\u09cd\u09b2\u09bf\u09af\u09bc\u09be\u09b8 \u09a5\u09be\u0995\u09c7\u0964<\/span><\/p>\n<p><b>\u09e8. \u09a8\u09c7\u09ae\u09be\u099f\u09cb\u09b8\u09bf\u09b8\u09cd\u099f (Nematocyst) :<\/b> <span style=\"font-weight: 400;\">\u09a8\u09bf\u09a1\u09cb\u09b8\u09be\u0987\u099f\u09c7\u09b0 \u0985\u09ad\u09cd\u09af\u09a8\u09cd\u09a4\u09b0\u09c7 \u0985\u09ac\u09b8\u09cd\u09a5\u09bf\u09a4, \u0995\u09be\u0987\u099f\u09bf\u09a8\u09c7\u09b0 \u09ae\u09a4\u09cb \u09aa\u09a6\u09be\u09b0\u09cd\u09a5\u09c7 \u09a8\u09bf\u09b0\u09cd\u09ae\u09bf\u09a4 \u0986\u09ac\u09b0\u09a3\u09c7 \u0986\u09ac\u09c3\u09a4 \u0993 \u09b8\u09c1\u09a4\u09cd\u09b0\u0995\u09af\u09c1\u0995\u09cd\u09a4 \u098f\u0995\u099f\u09bf \u0995\u09cd\u09af\u09be\u09aa\u09b8\u09c1\u09b2\u09c7\u09b0 \u09a8\u09be\u09ae \u09a8\u09c7\u09ae\u09be\u099f\u09cb\u09b8\u09bf\u09b8\u09cd\u099f\u0964 \u0986\u09a6\u09b0\u09cd\u09b6 \u09a8\u09bf\u09a1\u09cb\u09b8\u09be\u0987\u099f\u09c7 \u0995\u09cd\u09af\u09be\u09aa\u09b8\u09c1\u09b2\u099f\u09bf \u09aa\u09cd\u09b0\u09cb\u099f\u09bf\u09a8 \u0993 \u09ab\u09c7\u09a8\u09b2-\u098f\u09b0 \u09b8\u09ae\u09a8\u09cd\u09ac\u09af\u09bc\u09c7 \u0997\u09a0\u09bf\u09a4 \u09ac\u09bf\u09b7\u09be\u0995\u09cd\u09a4 \u09a4\u09b0\u09b2 \u09b9\u09bf\u09aa\u09a8\u09cb\u099f\u0995\u09cd\u09b8\u09bf\u09a8 (Hypnotoxin) \u098f \u09aa\u09c2\u09b0\u09cd\u09a3 \u09a5\u09be\u0995\u09c7\u0964 \u09b2\u09ae\u09cd\u09ac\u09be, \u09b8\u09b0\u09c1, \u09ab\u09be\u0981\u09aa\u09be \u09b8\u09c2\u09a4\u09cd\u09b0\u0995\u099f\u09bf \u09af\u09be \u09aa\u09cd\u09b0\u0995\u09c3\u09a4\u09aa\u0995\u09cd\u09b7\u09c7 \u0995\u09cd\u09af\u09be\u09aa\u09b8\u09c1\u09b2\u09c7\u09b0\u0987 \u0985\u0997\u09cd\u09b0\u09aa\u09cd\u09b0\u09be\u09a8\u09cd\u09a4\u09c7\u09b0 \u0985\u09ad\u09bf\u09a8\u09cd\u09a8 \u09aa\u09cd\u09b0\u09b8\u09be\u09b0\u09bf\u09a4 \u0985\u0982\u09b6 \u09b8\u09c7\u099f\u09bf \u0985\u09ac\u09b8\u09cd\u09a5\u09be\u09a8 \u0995\u09b0\u09c7\u0964 \u09b8\u09c2\u09a4\u09cd\u09b0\u0995\u09c7\u09b0 \u099a\u0993\u09a1\u09bc\u09be \u0997\u09cb\u09a1\u09bc\u09be\u099f\u09bf\u0995\u09c7 \u09ac\u09be\u099f (butt) \u09ac\u09be \u09b6\u09cd\u09af\u09be\u09ab\u099f (shaft) \u09ac\u09b2\u09c7\u0964 \u098f\u09a4\u09c7 \u09a4\u09bf\u09a8\u099f\u09bf \u09ac\u09a1\u09bc \u09a4\u09c0\u0995\u09cd\u09b7\u09cd\u09a3 \u0995\u09be\u0981\u099f\u09be\u09b0 \u09ae\u09a4\u09cb \u09ac\u09be\u09b0\u09cd\u09ac (barb) \u098f\u09ac\u0982 \u09b8\u09b0\u09cd\u09aa\u09bf\u09b2 \u09b8\u09be\u09b0\u09bf\u09a4\u09c7 \u09ac\u09bf\u09a8\u09cd\u09af\u09b8\u09cd\u09a4 \u0995\u09cd\u09b7\u09c1\u09a6\u09cd\u09b0\u09a4\u09b0 \u0995\u09be\u0981\u099f\u09be\u09b0 \u09ae\u09a4\u09cb \u0985\u09b8\u0982\u0996\u09cd\u09af \u09ac\u09be\u09b0\u09cd\u09ac\u09bf\u0993\u09b2 (barbules) \u09a6\u09c7\u0996\u09be \u09af\u09be\u09af\u09bc\u0964 \u09b8\u09cd\u09ac\u09be\u09ad\u09be\u09ac\u09bf\u0995 \u0985\u09ac\u09b8\u09cd\u09a5\u09be\u09df \u09b8\u09c2\u09a4\u09cd\u09b0\u0995\u099f\u09bf \u09ac\u09be\u099f \u0993 \u0995\u09be\u0981\u099f\u09be\u09b8\u09b9 \u09a5\u09b2\u09bf\u09b0 \u09ad\u09bf\u09a4\u09b0 \u09a2\u09c1\u0995\u09be\u09a8\u09cb \u09a5\u09be\u0995\u09c7\u0964\u00a0<\/span><\/p>\n<p><img loading=\"lazy\" class=\"aligncenter wp-image-11698 size-large\" src=\"https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/10.1-10-1024x669.png\" alt=\"Hydra\" width=\"1024\" height=\"669\" srcset=\"https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/10.1-10-1024x669.png 1024w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/10.1-10-300x196.png 300w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/10.1-10-768x502.png 768w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/10.1-10.png 1052w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><b>\u09e9. \u0985\u09aa\u09be\u09b0\u0995\u09c1\u09b2\u09be\u09ae (Operculum) :<\/b> <span style=\"font-weight: 400;\">\u09b8\u09cd\u09ac\u09be\u09ad\u09be\u09ac\u09bf\u0995 \u0985\u09ac\u09b8\u09cd\u09a5\u09be\u09af\u09bc \u09a8\u09c7\u09ae\u09be\u099f\u09cb\u09b8\u09bf\u09b8\u09cd\u099f\u09c7\u09b0 \u09b8\u09c2\u09a4\u09cd\u09b0\u0995 \u0993 \u0995\u09cd\u09af\u09be\u09aa\u09b8\u09c1\u09b2 \u09af\u09c7 \u09a2\u09be\u0995\u09a8\u09be \u09a6\u09bf\u09af\u09bc\u09c7 \u0986\u09ac\u09c3\u09a4 \u09a5\u09be\u0995\u09c7 \u09a4\u09be\u09b0 \u09a8\u09be\u09ae \u0985\u09aa\u09be\u09b0\u0995\u09c1\u09b2\u09be\u09ae\u0964 \u0989\u09a8\u09cd\u09ae\u09c1\u0995\u09cd\u09a4 \u0985\u09ac\u09b8\u09cd\u09a5\u09be\u09af\u09bc \u098f\u099f\u09bf \u09aa\u09be\u09b6\u09c7 \u09b8\u09b0\u09c7 \u09af\u09be\u09af\u09bc\u0964<\/span><\/p>\n<p><b>\u09ea. \u09a8\u09bf\u09a1\u09cb\u09b8\u09bf\u09b2 (Cnidocil) :<\/b> <span style=\"font-weight: 400;\">\u09a8\u09bf\u09a1\u09cb\u09b8\u09be\u0987\u099f \u0995\u09cb\u09b7\u09c7\u09b0 \u09ae\u09c1\u0995\u09cd\u09a4 \u09aa\u09cd\u09b0\u09be\u09a8\u09cd\u09a4\u09c7\u09b0 \u09b6\u0995\u09cd\u09a4, \u09a6\u09c3\u09a2\u09bc, \u09b8\u0982\u09ac\u09c7\u09a6\u09a8\u09b6\u09c0\u09b2 \u0995\u09be\u0981\u099f\u09be\u099f\u09bf \u09a8\u09bf\u09a1\u09cb\u09b8\u09bf\u09b2\u0964 \u09aa\u09cd\u09b0\u0995\u09c3\u09a4\u09aa\u0995\u09cd\u09b7\u09c7 \u098f\u099f\u09bf \u098f\u0995\u099f\u09bf \u09b0\u09c2\u09aa\u09be\u09a8\u09cd\u09a4\u09b0\u09bf\u09a4 \u09b8\u09bf\u09b2\u09bf\u09af\u09bc\u09be\u09ae (cilium)\u0964 \u09a8\u09bf\u09a1\u09cb\u09b8\u09bf\u09b2 \u099f\u09cd\u09b0\u09bf\u0997\u09be\u09b0\u09c7\u09b0 \u09ae\u09a4\u09cb \u0995\u09be\u099c \u0995\u09b0\u09c7 \u09ab\u09b2\u09c7 \u0985\u09aa\u09be\u09b0\u0995\u09c1\u09b2\u09be\u09ae \u09b8\u09b0\u09c7 \u09af\u09be\u09af\u09bc \u098f\u09ac\u0982 \u09aa\u09cd\u09af\u09be\u0981\u099a\u09be\u09a8\u09cb \u09b8\u09c2\u09a4\u09cd\u09b0\u0995\u099f\u09bf \u09ac\u09be\u0987\u09b0\u09c7 \u09ac\u09c7\u09b0\u09bf\u09af\u09bc\u09c7 \u0986\u09b8\u09c7\u0964<\/span><\/p>\n<p><b>\u09eb. \u09aa\u09c7\u09b6\u09bf\u09a4\u09a8\u09cd\u09a4\u09c1 \u0993 \u09b2\u09cd\u09af\u09be\u09b8\u09cb (Muscle fibre &amp; Lasso) :<\/b> <span style=\"font-weight: 400;\">\u0995\u09cb\u09b7\u09c7\u09b0 \u09b8\u09be\u0987\u099f\u09cb\u09aa\u09cd\u09b2\u09be\u099c\u09ae \u0993 \u09a8\u09c7\u09ae\u09be\u099f\u09cb\u09b8\u09bf\u09b8\u09cd\u099f\u09c7\u09b0 \u09aa\u09cd\u09b0\u09be\u099a\u09c0\u09b0\u09c7 \u09b8\u0982\u0995\u09cb\u099a\u09a8\u09b6\u09c0\u09b2 \u0995\u09bf\u099b\u09c1 \u09aa\u09c7\u09b6\u09bf\u09a4\u09a8\u09cd\u09a4\u09c1 \u09a5\u09be\u0995\u09c7\u0964 \u098f\u099b\u09be\u09a1\u09bc\u09be\u0993 \u0995\u09cb\u09b7\u09c7\u09b0 \u09a8\u09bf\u099a\u09c7\u09b0 \u09aa\u09cd\u09b0\u09be\u09a8\u09cd\u09a4\u09c7 \u09b2\u09cd\u09af\u09be\u09b8\u09cb \u09a8\u09be\u09ae\u09c7\u09b0 \u098f\u0995\u099f\u09bf \u09aa\u09cd\u09af\u09be\u0981\u099a\u09be\u09a8\u09cb \u09b8\u09c2\u09a4\u09cd\u09b0\u0995 \u09a6\u09c7\u0996\u09be \u09af\u09be\u09df\u0964<\/span><\/p>\n<p>&nbsp;<\/p>\n<h3><b>\u09a8\u09c7\u09ae\u09be\u099f\u09cb\u09b8\u09bf\u09b8\u09cd\u099f\u09c7\u09b0 \u09aa\u09cd\u09b0\u0995\u09be\u09b0\u09ad\u09c7\u09a6 (Types of nematocysts)<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">\u09a8\u09bf\u0995\u09cd\u09b7\u09bf\u09aa\u09cd\u09a4 \u09b8\u09c2\u09a4\u09cd\u09b0\u0995\u09c7\u09b0 \u09ac\u09c8\u09b6\u09bf\u09b7\u09cd\u099f\u09cd\u09af\u09c7\u09b0 \u0989\u09aa\u09b0 \u09ad\u09bf\u09a4\u09cd\u09a4\u09bf \u0995\u09b0\u09c7 \u09ac\u09bf\u099c\u09cd\u099e\u09be\u09a8\u09c0 <\/span><b>\u09ad\u09be\u09b0\u09cd\u09a3\u09be\u09b0 (Werner)<\/b><span style=\"font-weight: 400;\"> \u09e7\u09ef\u09ec\u09eb \u09b8\u09be\u09b2\u09c7 \u09a8\u09bf\u09a1\u09be\u09b0\u09bf\u09af\u09bc\u09be \u099c\u09be\u09a4\u09c0\u09af\u09bc \u09aa\u09cd\u09b0\u09be\u09a3\u09c0\u09a6\u09c7\u09b0 \u09a6\u09c7\u09b9 \u09a5\u09c7\u0995\u09c7 \u09e8\u09e9 \u09a7\u09b0\u09a8\u09c7\u09b0 \u09a8\u09c7\u09ae\u09be\u099f\u09cb\u09b8\u09bf\u09b8\u09cd\u099f \u09b6\u09a8\u09be\u0995\u09cd\u09a4 \u0995\u09b0\u09c7\u099b\u09c7\u09a8\u0964 \u098f\u09b0 \u09ae\u09a7\u09cd\u09af\u09c7 \u09a8\u09bf\u09ae\u09cd\u09a8\u09cb\u0995\u09cd\u09a4 \u099a\u09be\u09b0 \u09a7\u09b0\u09a8\u09c7\u09b0 \u09a8\u09c7\u09ae\u09be\u099f\u09cb\u09b8\u09bf\u09b8\u09cd\u099f <\/span><span style=\"font-weight: 400;\">Hydra<\/span><span style=\"font-weight: 400;\">-\u09a4\u09c7 \u00a0 \u09aa\u09be\u0993\u09af\u09bc\u09be \u09af\u09be\u09df\u0964<\/span><\/p>\n<p><img loading=\"lazy\" class=\"alignnone wp-image-11699 size-medium\" src=\"https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/11.1-10-300x197.png\" alt=\"Hydra\" width=\"300\" height=\"197\" srcset=\"https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/11.1-10-300x197.png 300w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/11.1-10-1024x672.png 1024w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/11.1-10-768x504.png 768w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/11.1-10.png 1052w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/> <img loading=\"lazy\" class=\"alignnone wp-image-11700 size-medium\" src=\"https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/11.2-1-300x197.png\" alt=\"Hydra\" width=\"300\" height=\"197\" srcset=\"https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/11.2-1-300x197.png 300w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/11.2-1-1024x672.png 1024w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/11.2-1-768x504.png 768w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/11.2-1.png 1052w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/> <img loading=\"lazy\" class=\"alignnone wp-image-11701 size-medium\" src=\"https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/11.3-1-300x194.png\" alt=\"Hydra\" width=\"300\" height=\"194\" srcset=\"https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/11.3-1-300x194.png 300w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/11.3-1-1024x662.png 1024w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/11.3-1-768x496.png 768w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/11.3-1.png 1052w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p>\n<p><b>\u099a\u09bf\u09a4\u09cd\u09b0 : \u09ac\u09bf\u09ad\u09bf\u09a8\u09cd\u09a8 \u09a7\u09b0\u09a8\u09c7\u09b0 \u09a8\u09c7\u09ae\u09be\u099f\u09cb\u09b8\u09bf\u09b8\u09cd\u099f ; \u0995. \u09b8\u09cd\u099f\u09bf\u09a8\u09cb\u09b8\u09cd\u099f\u09bf\u0995, \u0996. \u09ad\u09b2\u09ad\u09c7\u09a8\u09cd\u099f,<\/b><\/p>\n<p><b>\u0997. \u09b8\u09cd\u099f\u09cd\u09b0\u09c7\u09aa\u099f\u09cb\u09b2\u09bf\u09a8 \u0997\u09cd\u09b2\u09c1\u099f\u09bf\u09a8\u09cd\u09af\u09be\u09a8\u09cd\u099f \u0993 \u0998. \u09b8\u09cd\u099f\u09c7\u09b0\u09bf\u0993\u09b2\u09bf\u09a8 \u0997\u09cd\u09b2\u09c1\u099f\u09bf\u09a8\u09cd\u09af\u09be\u09a8\u09cd\u099f<\/b><\/p>\n<p>&nbsp;<\/p>\n<p><b>\u09e7. \u09b8\u09cd\u099f\u09bf\u09a8\u09cb\u099f\u09bf\u09b2 \u09ac\u09be \u09aa\u09c7\u09a8\u09bf\u099f\u09cd\u09b0\u09cd\u09af\u09be\u09a8\u09cd\u099f (Stenotile or Penetrant) :<\/b> <span style=\"font-weight: 400;\">Hydra<\/span><span style=\"font-weight: 400;\">-\u09b0 \u099a\u09be\u09b0 \u09a7\u09b0\u09a3\u09c7\u09b0 \u09a8\u09c7\u09ae\u09be\u099f\u09cb\u09b8\u09bf\u09b8\u09cd\u099f\u09c7\u09b0 \u09ae\u09a7\u09cd\u09af\u09c7 \u098f\u0997\u09c1\u09b2\u09cb\u0987 \u09ac\u09c3\u09b9\u09a4\u09cd\u09a4\u09ae\u0964 \u098f\u09a6\u09c7\u09b0 \u09b8\u09c2\u09a4\u09cd\u09b0\u0995 \u09b2\u09ae\u09cd\u09ac\u09be, \u09ab\u09be\u0981\u09aa\u09be, \u09b6\u09c0\u09b0\u09cd\u09b7 \u0989\u09a8\u09cd\u09ae\u09c1\u0995\u09cd\u09a4, \u09ac\u09be\u099f \u09aa\u09cd\u09b0\u09b6\u09b8\u09cd\u09a4 \u098f\u09ac\u0982 \u09a4\u09bf\u09a8\u099f\u09bf \u09ac\u09dc \u09a4\u09c0\u0995\u09cd\u09b7\u09cd\u09a3 \u09ac\u09be\u09b0\u09cd\u09ac \u0993 \u09a4\u09bf\u09a8 \u09b8\u09be\u09b0\u09bf \u09b8\u09b0\u09cd\u09aa\u09bf\u09b2\u09be\u0995\u09be\u09b0\u09c7 \u09b8\u099c\u09cd\u099c\u09bf\u09a4 \u0985\u09a4\u09bf \u0995\u09cd\u09b7\u09c1\u09a6\u09cd\u09b0 \u09ac\u09be\u09b0\u09cd\u09ac\u09bf\u0989\u09b2\u09af\u09c1\u0995\u09cd\u09a4\u0964 \u098f\u09b0 \u09ad\u09bf\u09a4\u09b0\u09c7 \u09b9\u09bf\u09aa\u09a8\u09cb\u099f\u0995\u09cd\u09b8\u09bf\u09a8 (hypnotoxin) \u09a8\u09be\u09ae\u0995 \u09ac\u09bf\u09b7\u09be\u0995\u09cd\u09a4 \u09a4\u09b0\u09b2 \u09a5\u09be\u0995\u09c7\u0964 \u09b6\u09bf\u0995\u09be\u09b0\u09c7\u09b0 \u09a6\u09c7\u09b9\u09c7 \u09b8\u09c2\u09a4\u09cd\u09b0\u0995 \u09ac\u09bf\u09a6\u09cd\u09a7 \u0995\u09b0\u09c7 \u09ac\u09bf\u09b7\u09be\u0995\u09cd\u09a4 \u09b9\u09bf\u09aa\u09a8\u09cb\u099f\u0995\u09cd\u09b8\u09bf\u09a8 \u09aa\u09cd\u09b0\u09ac\u09c7\u09b6 \u0995\u09b0\u09bf\u09af\u09bc\u09c7 \u09a4\u09be\u0995\u09c7 \u0985\u099c\u09cd\u099e\u09be\u09a8 \u0993 \u0985\u09ac\u09b6 \u0995\u09b0\u09c7 \u09ab\u09c7\u09b2\u09c7\u0964<\/span><\/p>\n<p><b>\u09e8. \u09ad\u09b2\u09ad\u09c7\u09a8\u09cd\u099f (Valvent) :<\/b> <span style=\"font-weight: 400;\">\u098f\u0997\u09c1\u09b2\u09cb \u0985\u09aa\u09c7\u0995\u09cd\u09b7\u09be\u0995\u09c3\u09a4 \u099b\u09cb\u099f\u0964 \u09b8\u09c2\u09a4\u09cd\u09b0\u0995\u099f\u09bf \u0996\u09be\u099f\u09cb, \u09ae\u09cb\u099f\u09be, \u09b8\u09cd\u09a5\u09bf\u09a4\u09bf\u09b8\u09cd\u09a5\u09be\u09aa\u0995, \u0995\u09be\u0981\u099f\u09be\u09ac\u09bf\u09b9\u09c0\u09a8 \u098f\u09ac\u0982 \u09ac\u09a6\u09cd\u09a7 \u09b6\u09c0\u09b0\u09cd\u09b7\u09af\u09c1\u0995\u09cd\u09a4 \u09a8\u09c7\u09ae\u09be\u099f\u09cb\u09b8\u09bf\u09b8\u09cd\u099f\u0964 \u0995\u09cd\u09af\u09be\u09aa\u09b8\u09c1\u09b2\u09c7\u09b0 \u09ad\u09bf\u09a4\u09b0 \u09b8\u09c2\u09a4\u09cd\u09b0\u0995\u09c7\u09b0 \u098f\u0995\u099f\u09bf \u09ae\u09be\u09a4\u09cd\u09b0 \u09aa\u09cd\u09af\u09be\u0981\u099a \u09a5\u09be\u0995\u09c7, \u0995\u09bf\u09a8\u09cd\u09a4\u09c1 \u09a8\u09bf\u0995\u09cd\u09b7\u09bf\u09aa\u09cd\u09a4 \u09b9\u0993\u09af\u09bc\u09be\u09b0 \u09b8\u09be\u09a5\u09c7 \u09b8\u09be\u09a5\u09c7 \u0995\u09b0\u09cd\u0995-\u09b8\u09cd\u0995\u09cd\u09b0\u09c1\u09b0 \u09ae\u09a4\u09cb \u0985\u09a8\u09c7\u0995\u0997\u09c1\u09b2\u09cb \u09aa\u09cd\u09af\u09be\u0981\u099a\u09c7\u09b0 \u09b8\u09c3\u09b7\u09cd\u099f\u09bf \u0995\u09b0\u09c7\u0964 \u098f\u099f\u09bf \u09b6\u09bf\u0995\u09be\u09b0 \u0995\u09bf\u0982\u09ac\u09be \u0995\u09cb\u09a8 \u09ac\u09b8\u09cd\u09a4\u09c1\u0995\u09c7 \u0986\u0981\u0995\u09a1\u09bc\u09c7 \u09a7\u09b0\u09c7 \u09b0\u09be\u0996\u09a4\u09c7 \u09b8\u09be\u09b9\u09be\u09af\u09cd\u09af \u0995\u09b0\u09c7\u0964<\/span><\/p>\n<p><b>\u09e9. \u09b8\u09cd\u099f\u09cd\u09b0\u09c7\u09aa\u099f\u09cb\u09b2\u09bf\u09a8 \u0997\u09cd\u09b2\u09c1\u099f\u09bf\u09a8\u09cd\u09af\u09be\u09a8\u09cd\u099f (Streptoline glutinant) :<\/b> <span style=\"font-weight: 400;\">\u098f\u09b0 \u09b8\u09c2\u09a4\u09cd\u09b0\u0995 \u09b2\u09ae\u09cd\u09ac\u09be, \u09b8\u09b0\u09cd\u09aa\u09bf\u09b2\u09be\u0995\u09be\u09b0\u09c7 \u09b8\u099c\u09cd\u099c\u09bf\u09a4 \u0995\u09be\u0981\u099f\u09be\u09af\u09c1\u0995\u09cd\u09a4, \u09ac\u09be\u099f \u09b8\u09c1\u0997\u09a0\u09bf\u09a4 \u09a8\u09af\u09bc \u098f\u09ac\u0982 \u09b6\u09c0\u09b0\u09cd\u09b7\u09a6\u09c7\u09b6 \u0989\u09a8\u09cd\u09ae\u09c1\u0995\u09cd\u09a4\u0964 \u098f\u0997\u09c1\u09b2\u09cb \u0986\u09a0\u09be\u09b2\u09cb \u09b0\u09b8 \u0995\u09cd\u09b7\u09b0\u09a3 \u0995\u09b0\u09c7 \u099a\u09b2\u09a8\u09c7 \u098f\u09ac\u0982 \u09b6\u09bf\u0995\u09be\u09b0 \u0986\u099f\u0995\u09be\u09a4\u09c7 \u09b8\u09be\u09b9\u09be\u09af\u09cd\u09af \u0995\u09b0\u09c7\u0964<\/span><\/p>\n<p><b>\u09ea. \u09b8\u09cd\u099f\u09c7\u09b0\u09bf\u0993\u09b2\u09bf\u09a8 \u0997\u09c1\u099f\u09bf\u09a8\u09cd\u09af\u09be\u09a8\u09cd\u099f (Stereoline glutinant) :<\/b><span style=\"font-weight: 400;\"> \u098f\u0997\u09c1\u09b2\u09cb \u0995\u09cd\u09b7\u09c1\u09a6\u09cd\u09b0\u09a4\u09ae \u09a8\u09c7\u09ae\u09be\u099f\u09cb\u09b8\u09bf\u09b8\u09cd\u099f; \u09b8\u09c2\u09a4\u09cd\u09b0\u0995 \u09b2\u09ae\u09cd\u09ac\u09be, \u0995\u09be\u0981\u099f\u09be\u09ac\u09bf\u09b9\u09c0\u09a8, \u09ac\u09be\u099f \u09b8\u09c1\u0997\u09a0\u09bf\u09a4 \u09a8\u09af\u09bc \u098f\u09ac\u0982 \u09b6\u09c0\u09b0\u09cd\u09b7\u09a6\u09c7\u09b6 \u0989\u09a8\u09cd\u09ae\u09c1\u0995\u09cd\u09a4\u0964 \u098f\u0997\u09c1\u09b2\u09cb\u0993 \u098f\u0995 \u09a7\u09b0\u09a8\u09c7\u09b0 \u0986\u09a0\u09be\u09b2\u09cb \u09b0\u09b8 \u0995\u09cd\u09b7\u09b0\u09a3 \u0995\u09b0\u09c7 \u099a\u09b2\u09a8 \u0993 \u09b6\u09bf\u0995\u09be\u09b0 \u0986\u099f\u0995\u09c7 \u09b0\u09be\u0996\u09a4\u09c7 \u09b8\u09be\u09b9\u09be\u09af\u09cd\u09af \u0995\u09b0\u09c7\u0964<\/span><\/p>\n<p>&nbsp;<\/p>\n<h3><b>\u09a8\u09c7\u09ae\u09be\u099f\u09cb\u09b8\u09bf\u09b8\u09cd\u099f\u09c7\u09b0 \u09b8\u09c1\u09a4\u09cd\u09b0\u0995 \u09a8\u09bf\u0995\u09cd\u09b7\u09c7\u09aa\u09c7\u09b0 \u0995\u09cc\u09b6\u09b2<\/b><\/h3>\n<p><b>(Mechanism of discharge of Nematocyst-thread)<\/b><\/p>\n<p><span style=\"font-weight: 400;\">\u09a8\u09c7\u09ae\u09be\u099f\u09cb\u09b8\u09bf\u09b8\u09cd\u099f\u09c7\u09b0 \u09b8\u09c1\u09a4\u09cd\u09b0\u0995 \u09a8\u09bf\u0995\u09cd\u09b7\u09c7\u09aa \u09af\u09c1\u0997\u09aa\u09ce\u09ad\u09be\u09ac\u09c7 \u098f\u0995\u099f\u09bf \u09b0\u09be\u09b8\u09be\u09af\u09bc\u09a8\u09bf\u0995 \u0993 \u09af\u09be\u09a8\u09cd\u09a4\u09cd\u09b0\u09bf\u0995 \u09aa\u09cd\u09b0\u0995\u09cd\u09b0\u09bf\u09df\u09be\u0964 \u09b6\u09bf\u0995\u09be\u09b0\u09c7\u09b0 \u09ac\u09be \u09b6\u09a4\u09cd\u09b0\u09c1\u09b0 \u09b8\u09a8\u09cd\u09a7\u09be\u09a8 \u0985\u09a5\u09ac\u09be \u0985\u09a8\u09cd\u09af \u09af\u09c7\u0995\u09cb\u09a8\u09cb \u0995\u09be\u09b0\u09a3\u09c7 \u09a8\u09bf\u09a1\u09cb\u09b8\u09be\u0987\u099f \u0989\u09a6\u09cd\u09a6\u09c0\u09aa\u09cd\u09a4 \u09b9\u09b2\u09c7 \u098f \u09aa\u09cd\u09b0\u0995\u09cd\u09b0\u09bf\u09af\u09bc\u09be\u099f\u09bf \u09b6\u09c1\u09b0\u09c1 \u09b9\u09df\u0964\u00a0 \u0995\u09cb\u09a8\u09cb \u09b6\u09bf\u0995\u09be\u09b0 <\/span><span style=\"font-weight: 400;\">?????<\/span><span style=\"font-weight: 400;\">-\u09b0 \u0995\u09b0\u09cd\u09b7\u09bf\u0995\u09be\u09b0 \u09a8\u09bf\u0995\u099f\u09ac\u09b0\u09cd\u09a4\u09c0 \u09b9\u09b2\u09c7 \u09b6\u09bf\u0995\u09be\u09b0-\u09a6\u09c7\u09b9\u09c7\u09b0 \u09b0\u09be\u09b8\u09be\u09af\u09bc\u09a8\u09bf\u0995 \u09aa\u09a6\u09be\u09b0\u09cd\u09a5\u09c7\u09b0 \u09aa\u09cd\u09b0\u09ad\u09be\u09ac\u09c7 \u09a8\u09c7\u09ae\u09be\u099f\u09cb\u09b8\u09bf\u09b8\u09cd\u099f \u09aa\u09cd\u09b0\u09be\u099a\u09c0\u09b0\u09c7\u09b0 \u09aa\u09be\u09a8\u09bf\u09ad\u09c7\u09a6\u09cd\u09af \u0995\u09cd\u09b7\u09ae\u09a4\u09be \u09ac\u09c7\u09a1\u09bc\u09c7 \u09af\u09be\u09af\u09bc\u0964 \u098f\u09a4\u09c7 \u09a5\u09b2\u09bf\u09b0 \u09ad\u09bf\u09a4\u09b0\u09c7 \u09a6\u09cd\u09b0\u09c1\u09a4 \u09aa\u09be\u09a8\u09bf \u09aa\u09cd\u09b0\u09ac\u09c7\u09b6 \u0995\u09b0\u09be\u09af\u09bc \u09ad\u09bf\u09a4\u09b0\u09c7\u09b0 \u0985\u09ad\u09bf\u09b8\u09cd\u09b0\u09ac\u09a3\u09bf\u0995 \u099a\u09be\u09aa\u0993 \u09ac\u09c7\u09a1\u09bc\u09c7 \u09af\u09be\u09af\u09bc\u0964 \u098f\u09b8\u09ae\u09af\u09bc \u09b6\u09bf\u0995\u09be\u09b0 \u09a8\u09bf\u09a1\u09cb\u09b8\u09be\u0987\u099f\u09c7\u09b0 \u09a8\u09bf\u09a1\u09cb\u09b8\u09bf\u09b2 \u09b8\u09cd\u09aa\u09b0\u09cd\u09b6 \u0995\u09b0\u09be\u09ae\u09be\u09a4\u09cd\u09b0 \u098f\u09b0 \u0985\u09aa\u09be\u09b0\u0995\u09c1\u09b2\u09be\u09ae \u0996\u09c1\u09b2\u09c7 \u09af\u0996\u09a8 \u09a6\u09cd\u09b0\u09c1\u09a4 \u09aa\u09be\u09a8\u09bf \u09ad\u09bf\u09a4\u09b0\u09c7 \u09aa\u09cd\u09b0\u09ac\u09c7\u09b6 \u0995\u09b0\u09be\u09af\u09bc \u09b9\u09be\u0987\u09a1\u09cd\u09b0\u09cb\u09b8\u09cd\u099f\u09cd\u09af\u09be\u099f\u09bf\u0995 \u099a\u09be\u09aa (hydrostatic pressure) \u09ac\u09c7\u09a1\u09bc\u09c7 \u0997\u09c7\u09b2\u09c7 \u09a8\u09c7\u09ae\u09be\u099f\u09cb\u09b8\u09bf\u09b8\u09cd\u099f-\u09b8\u09c2\u09a4\u09cd\u09b0\u0995 \u0995\u09cd\u09b7\u09bf\u09aa\u09cd\u09b0 \u0997\u09a4\u09bf\u09a4\u09c7 \u09ac\u09be\u0987\u09b0\u09c7 \u09a8\u09bf\u0995\u09cd\u09b7\u09bf\u09aa\u09cd\u09a4 \u09b9\u09df\u0964<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u09a8\u09c7\u09ae\u09be\u099f\u09cb\u09b8\u09bf\u09b8\u09cd\u099f\u09c7\u09b0 \u09b8\u09c1\u09a4\u09cd\u09b0\u0995 \u09a8\u09bf\u0995\u09cd\u09b7\u09c7\u09aa \u09af\u09c1\u0997\u09aa\u09ce\u09ad\u09be\u09ac\u09c7 \u098f\u0995\u099f\u09bf \u09b0\u09be\u09b8\u09be\u09af\u09bc\u09a8\u09bf\u0995 \u0993 \u09af\u09be\u09a8\u09cd\u09a4\u09cd\u09b0\u09bf\u0995 \u09aa\u09cd\u09b0\u0995\u09cd\u09b0\u09bf\u09df\u09be\u0964 \u09b6\u09bf\u0995\u09be\u09b0\u09c7\u09b0 \u09ac\u09be \u09b6\u09a4\u09cd\u09b0\u09c1\u09b0 \u09b8\u09a8\u09cd\u09a7\u09be\u09a8 \u0985\u09a5\u09ac\u09be \u0985\u09a8\u09cd\u09af \u09af\u09c7\u0995\u09cb\u09a8\u09cb \u0995\u09be\u09b0\u09a3\u09c7 \u09a8\u09bf\u09a1\u09cb\u09b8\u09be\u0987\u099f \u0989\u09a6\u09cd\u09a6\u09c0\u09aa\u09cd\u09a4 \u09b9\u09b2\u09c7 \u098f \u09aa\u09cd\u09b0\u0995\u09cd\u09b0\u09bf\u09af\u09bc\u09be\u099f\u09bf \u09b6\u09c1\u09b0\u09c1 \u09b9\u09df\u0964\u00a0 \u0995\u09cb\u09a8\u09cb \u09b6\u09bf\u0995\u09be\u09b0 <\/span><span style=\"font-weight: 400;\">?????<\/span><span style=\"font-weight: 400;\">-\u09b0 \u0995\u09b0\u09cd\u09b7\u09bf\u0995\u09be\u09b0 \u09a8\u09bf\u0995\u099f\u09ac\u09b0\u09cd\u09a4\u09c0 \u09b9\u09b2\u09c7 \u09b6\u09bf\u0995\u09be\u09b0-\u09a6\u09c7\u09b9\u09c7\u09b0 \u09b0\u09be\u09b8\u09be\u09af\u09bc\u09a8\u09bf\u0995 \u09aa\u09a6\u09be\u09b0\u09cd\u09a5\u09c7\u09b0 \u09aa\u09cd\u09b0\u09ad\u09be\u09ac\u09c7 \u09a8\u09c7\u09ae\u09be\u099f\u09cb\u09b8\u09bf\u09b8\u09cd\u099f \u09aa\u09cd\u09b0\u09be\u099a\u09c0\u09b0\u09c7\u09b0 \u09aa\u09be\u09a8\u09bf\u09ad\u09c7\u09a6\u09cd\u09af \u0995\u09cd\u09b7\u09ae\u09a4\u09be \u09ac\u09c7\u09a1\u09bc\u09c7 \u09af\u09be\u09af\u09bc\u0964 \u098f\u09a4\u09c7 \u09a5\u09b2\u09bf\u09b0 \u09ad\u09bf\u09a4\u09b0\u09c7 \u09a6\u09cd\u09b0\u09c1\u09a4 \u09aa\u09be\u09a8\u09bf \u09aa\u09cd\u09b0\u09ac\u09c7\u09b6 \u0995\u09b0\u09be\u09af\u09bc \u09ad\u09bf\u09a4\u09b0\u09c7\u09b0 \u0985\u09ad\u09bf\u09b8\u09cd\u09b0\u09ac\u09a3\u09bf\u0995 \u099a\u09be\u09aa\u0993 \u09ac\u09c7\u09a1\u09bc\u09c7 \u09af\u09be\u09af\u09bc\u0964 \u098f\u09b8\u09ae\u09af\u09bc \u09b6\u09bf\u0995\u09be\u09b0 \u09a8\u09bf\u09a1\u09cb\u09b8\u09be\u0987\u099f\u09c7\u09b0 \u09a8\u09bf\u09a1\u09cb\u09b8\u09bf\u09b2 \u09b8\u09cd\u09aa\u09b0\u09cd\u09b6 \u0995\u09b0\u09be\u09ae\u09be\u09a4\u09cd\u09b0 \u098f\u09b0 \u0985\u09aa\u09be\u09b0\u0995\u09c1\u09b2\u09be\u09ae \u0996\u09c1\u09b2\u09c7 \u09af\u0996\u09a8 \u09a6\u09cd\u09b0\u09c1\u09a4 \u09aa\u09be\u09a8\u09bf \u09ad\u09bf\u09a4\u09b0\u09c7 \u09aa\u09cd\u09b0\u09ac\u09c7\u09b6 \u0995\u09b0\u09be\u09af\u09bc \u09b9\u09be\u0987\u09a1\u09cd\u09b0\u09cb\u09b8\u09cd\u099f\u09cd\u09af\u09be\u099f\u09bf\u0995 \u099a\u09be\u09aa (hydrostatic pressure) \u09ac\u09c7\u09a1\u09bc\u09c7 \u0997\u09c7\u09b2\u09c7 \u09a8\u09c7\u09ae\u09be\u099f\u09cb\u09b8\u09bf\u09b8\u09cd\u099f-\u09b8\u09c2\u09a4\u09cd\u09b0\u0995 \u0995\u09cd\u09b7\u09bf\u09aa\u09cd\u09b0 \u0997\u09a4\u09bf\u09a4\u09c7 \u09ac\u09be\u0987\u09b0\u09c7 \u09a8\u09bf\u0995\u09cd\u09b7\u09bf\u09aa\u09cd\u09a4 \u09b9\u09df\u0964<\/span><\/p>\n<p><img loading=\"lazy\" class=\"aligncenter wp-image-11702 size-large\" src=\"https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/13.1-6-1024x663.png\" alt=\"Hydra\" width=\"1024\" height=\"663\" srcset=\"https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/13.1-6-1024x663.png 1024w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/13.1-6-300x194.png 300w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/13.1-6-768x497.png 768w, https:\/\/10minuteschool.com\/content\/wp-content\/uploads\/2022\/03\/13.1-6.png 1052w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/p>\n<p>&nbsp;<\/p>\n<table>\n<tbody>\n<tr>\n<td colspan=\"2\"><b>\u09a8\u09bf\u09a1\u09cb\u09b8\u09be\u0987\u099f \u0993 \u09a8\u09c7\u09ae\u09be\u099f\u09cb\u09b8\u09bf\u09b8\u09cd\u099f\u09c7\u09b0 \u09ae\u09a7\u09cd\u09af\u09c7 \u09aa\u09be\u09b0\u09cd\u09a5\u0995\u09cd\u09af<\/b><\/td>\n<\/tr>\n<tr>\n<td><b>\u09a8\u09bf\u09a1\u09cb\u09b8\u09be\u0987\u099f<\/b><\/td>\n<td><b>\u09a8\u09bf\u09a1\u09cb\u09b8\u09be\u0987\u099f<\/b><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">\u09e7. \u09a8\u09bf\u09a1\u09be\u09b0\u09bf\u09af\u09bc\u09be \u09aa\u09b0\u09cd\u09ac\u09ad\u09c2\u0995\u09cd\u09a4 \u09aa\u09cd\u09b0\u09be\u09a3\u09c0\u09a6\u09c7\u09b0 \u09ac\u09b9\u09bf\u0983\u09a4\u09cd\u09ac\u0995\u09c7 \u09af\u09c7 \u09ac\u09bf\u09b6\u09c7\u09b7 \u09a7\u09b0\u09a8\u09c7\u09b0 \u09aa\u09c7\u09af\u09bc\u09be\u09b2\u09be\u0995\u09be\u09b0 \u0995\u09cb\u09b7 \u09a5\u09be\u0995\u09c7, \u09a4\u09be\u0995\u09c7 \u09a8\u09bf\u09a1\u09cb\u09b8\u09be\u0987\u099f \u09ac\u09b2\u09c7\u0964<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u09e7. \u09a8\u09bf\u09a1\u09cb\u09b8\u09be\u0987\u099f\u09c7\u09b0 \u09b8\u09cd\u09ab\u09c0\u09a4 \u0985\u0982\u09b6\u09c7\u09b0 \u09ae\u09a7\u09cd\u09af\u09c7 \u09ab\u09be\u0981\u09aa\u09be \u0993 \u09aa\u09cd\u09af\u09be\u0981\u099a\u09be\u09a8\u09cb \u09b8\u09c2\u09a4\u09cd\u09b0\u0995\u09af\u09c1\u0995\u09cd\u09a4 \u09af\u09c7 \u098f\u0995\u099f\u09bf \u0997\u09cb\u09b2\u09be\u0995\u09be\u09b0 \u09ac\u09be \u09a1\u09bf\u09ae\u09cd\u09ac\u09be\u0995\u09be\u09b0 \u09a5\u09b2\u09bf \u09a5\u09be\u0995\u09c7, \u09a4\u09be\u0995\u09c7 \u09a8\u09c7\u09ae\u09be\u099f\u09cb\u09b8\u09bf\u09b8\u09cd\u099f \u09ac\u09b2\u09c7\u0964<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">\u09e8. \u09b8\u09be\u0987\u099f\u09cb\u09aa\u09cd\u09b2\u09be\u099c\u09ae \u0993 \u09a8\u09bf\u0989\u0995\u09cd\u09b2\u09bf\u09af\u09bc\u09be\u09b8 \u09a5\u09be\u0995\u09c7\u0964<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u09e8. \u098f\u0997\u09c1\u09b2\u09cb \u0985\u09a8\u09c1\u09aa\u09b8\u09cd\u09a5\u09bf\u09a4, \u09a4\u09ac\u09c7 \u2018\u09b9\u09bf\u09aa\u09a8\u09cb\u099f\u0995\u09cd\u09b8\u09bf\u09a8\u2019 \u09a8\u09be\u09ae\u0995 \u098f\u0995 \u09aa\u09cd\u09b0\u0995\u09be\u09b0 \u09ac\u09bf\u09b7\u09be\u0995\u09cd\u09a4 \u09b0\u09b8 \u09a5\u09be\u0995\u09c7\u0964<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">\u09e9. \u09a8\u09bf\u09a1\u09cb\u09b8\u09bf\u09b2 \u09a8\u09be\u09ae\u0995 \u098f\u0995\u099f\u09bf \u09b8\u0982\u09ac\u09c7\u09a6\u09a8\u09b6\u09c0\u09b2 \u0985\u09ad\u09bf\u0995\u09cd\u09b7\u09c7\u09aa \u09a5\u09be\u0995\u09c7\u0964<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u09e9. \u0995\u09be\u0981\u099f\u09be\u09af\u09c1\u0995\u09cd\u09a4 \u09ac\u09be \u0995\u09be\u0981\u099f\u09be\u09ac\u09bf\u09b9\u09c0\u09a8 \u09b8\u09c2\u09a4\u09cd\u09b0\u0995 \u09a5\u09be\u0995\u09c7\u0964<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">\u09ea. \u09a8\u09c7\u09ae\u09be\u099f\u09cb\u09b8\u09bf\u09b8\u09cd\u099f \u09a7\u09be\u09b0\u09a3 \u0993 \u09b8\u0982\u09b0\u0995\u09cd\u09b7\u09a3 \u098f\u09b0 \u0995\u09be\u099c\u0964<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u09ea. \u0996\u09be\u09a6\u09cd\u09af\u0997\u09cd\u09b0\u09b9\u09a3, \u099a\u09b2\u09a8 \u0993 \u0986\u09a4\u09cd\u09ae\u09a4\u09cd\u09ae\u09b0\u0995\u09cd\u09b7\u09be\u09af\u09bc \u09b8\u09be\u09b9\u09be\u09af\u09cd\u09af \u0995\u09b0\u09be \u098f\u09b0 \u0995\u09be\u099c\u0964<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u09aa\u09cd\u09b0\u09a4\u09c0\u0995 \u09aa\u09cd\u09b0\u09be\u09a3\u09c0: Hydra Hydra \u09b9\u099a\u09cd\u099b\u09c7 \u09a8\u09bf\u09a1\u09be\u09b0\u09bf\u09af\u09bc\u09be (Cnidaria) \u09aa\u09b0\u09cd\u09ac\u09ad\u09c1\u0995\u09cd\u09a4 \u09b8\u09b0\u09b2 \u0997\u09a1\u09bc\u09a8\u09c7\u09b0 \u099c\u09b2\u099c \u09aa\u09cd\u09b0\u09be\u09a3\u09c0\u0964 \u09aa\u09cd\u09b0\u09be\u09a3\u09c0\u099c\u0997\u09a4\u09c7\u09b0 \u09a6\u09c1\u099f\u09bf \u09aa\u09b0\u09cd\u09ac \u09a6\u09cd\u09ac\u09bf\u09b8\u09cd\u09a4\u09b0\u09c0 \u09ac\u09be \u09a1\u09bf\u09aa\u09cd\u09b2\u09cb\u09ac\u09cd\u09b2\u09be\u09b8\u09cd\u099f\u09bf\u0995 \u09aa\u09cd\u09b0\u09be\u09a3\u09c0 (diploblastic animal) \u09a8\u09be\u09ae\u09c7 \u09aa\u09b0\u09bf\u099a\u09bf\u09a4\u0964 \u098f\u0995\u099f\u09bf \u09b9\u099a\u09cd\u099b\u09c7 \u09a8\u09bf\u09a1\u09be\u09b0\u09bf\u09af\u09bc\u09be, \u0985\u09a8\u09cd\u09af\u099f\u09bf \u099f\u09bf\u09a8\u09cb\u09ab\u09cb\u09b0\u09be (Ctenophora)\u0964 \u09b8\u09c1\u0987\u099c\u09be\u09b0\u09b2\u09cd\u09af\u09be\u09a8\u09cd\u09a1\u09c7\u09b0 \u09aa\u09cd\u09b0\u0995\u09c3\u09a4\u09bf\u09ac\u09bf\u099c\u09cd\u099e\u09be\u09a8\u09bf \u0986\u09ac\u09cd\u09b0\u09be\u09b9\u09be\u09ae \u099f\u09cd\u09b0\u09c7\u09ae\u09cd\u09ac\u09b2\u09c7 (Abraham Trembley, 1710-1784) \u09e7\u09ed\u09ea\u09ea \u09b8\u09be\u09b2\u09c7 \u09b9\u09be\u0987\u09a1\u09cd\u09b0\u09be\u09b0 \u09aa\u09cd\u09b0\u099a\u09a8\u09cd\u09a1<\/p>\n<p> <a class=\"redmore\" href=\"https:\/\/10minuteschool.com\/content\/hydra\/\">Read More<\/a><\/p>\n","protected":false},"author":56,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[3025,4214,50],"tags":[1282,3202,3205,3206,3203,3204],"_links":{"self":[{"href":"https:\/\/10minuteschool.com\/content\/wp-json\/wp\/v2\/posts\/5505"}],"collection":[{"href":"https:\/\/10minuteschool.com\/content\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/10minuteschool.com\/content\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/10minuteschool.com\/content\/wp-json\/wp\/v2\/users\/56"}],"replies":[{"embeddable":true,"href":"https:\/\/10minuteschool.com\/content\/wp-json\/wp\/v2\/comments?post=5505"}],"version-history":[{"count":10,"href":"https:\/\/10minuteschool.com\/content\/wp-json\/wp\/v2\/posts\/5505\/revisions"}],"predecessor-version":[{"id":11703,"href":"https:\/\/10minuteschool.com\/content\/wp-json\/wp\/v2\/posts\/5505\/revisions\/11703"}],"wp:attachment":[{"href":"https:\/\/10minuteschool.com\/content\/wp-json\/wp\/v2\/media?parent=5505"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/10minuteschool.com\/content\/wp-json\/wp\/v2\/categories?post=5505"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/10minuteschool.com\/content\/wp-json\/wp\/v2\/tags?post=5505"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}