Science, asked by Anonymous, 1 year ago

explain animal kingdom

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Answered by RAAJSRIWASTAV3
7
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✭✮ӇЄƦЄ ƖƧ ƳƠƲƦ ƛƝƧƜЄƦ✮✭
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Aɴɪᴍᴀʟ Kɪɴɢᴅᴏᴍ➠ Tʜᴇ ɢʀᴏᴜᴘ ᴏғ ʟɪᴠɪɴɢ ᴛʜɪɴɢꜱ ᴛʏᴘɪᴄᴀʟʟʏ ᴅɪꜱᴛɪɴɢᴜɪꜱʜᴇᴅ ғʀᴏᴍ ᴍᴇᴍʙᴇʀꜱ ᴏғ ᴛʜᴇ ᴘʟᴀɴᴛ ᴋɪɴɢᴅᴏᴍ ʙʏ ᴛʜᴇ ᴘᴏᴡᴇʀ ᴏғ ᴍᴏᴠɪɴɢ ғʀᴏᴍ ᴘʟᴀᴄᴇ ᴛᴏ ᴘʟᴀᴄᴇ & ʙʏ ᴀ ᴍᴇᴛᴀʙᴏʟɪꜱᴍ ᴛʜᴀᴛ ᴅᴏᴇꜱ ɴᴏᴛ ᴜꜱᴇ ᴘʜᴏᴛᴏꜱʏɴᴛʜᴇꜱɪꜱ.

➙ Cʟᴀꜱꜱɪғɪᴄᴀᴛɪᴏɴ ᴏғ ᴀɴɪᴍᴀʟ ᴋɪɴɢᴅᴏᴍ ɪꜱ ʙᴀꜱᴇᴅ ᴏɴ ᴛʜᴇ ғᴏʟʟᴏᴡɪɴɢ ғᴇᴀᴛᴜʀᴇꜱ:-
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[1] ʟᴇᴠᴇʟ ᴏғ ᴏʀɢᴀɴɪꜱᴀᴛɪᴏɴ.
[2] ᴘʀᴇꜱᴇɴᴄᴇ ᴏʀ ᴀʙꜱᴇɴᴄᴇ ᴏғ ʙᴏᴅʏ ᴄᴀᴠɪᴛʏ.
[3] ʙᴏᴅʏ ꜱʏᴍᴍᴇᴛʀʏ.

⛤Cʜᴀʀᴀᴄᴛᴇʀɪꜱᴛɪᴄꜱ ᴏғ Aɴɪᴍᴀʟ ᴋɪɴɢᴅᴏᴍ ᴀʀᴇ:-
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[1] Aɴɪᴍᴀʟꜱ ᴀʀᴇ ᴍᴜʟᴛɪᴄᴇʟʟᴜʟᴀʀ.

[2] Aɴɪᴍᴀʟꜱ ᴀʀᴇ ʜᴇᴛᴇʀᴏᴛʀᴏᴘʜɪᴄ, ᴏʙᴛᴀɪɴɪɴɢ ᴛʜᴇɪʀ ᴇɴᴇʀɢʏ ʙʏ ᴄᴏɴꜱᴜᴍɪɴɢ ᴇɴᴇʀɢʏ-ʀᴇʟᴇᴀꜱɪɴɢ ғᴏᴏᴅ ꜱᴜʙꜱᴛᴀɴᴄᴇꜱ.

[3] Aɴɪᴍᴀʟꜱ ᴛʏᴘɪᴄᴀʟʟʏ ʀᴇᴘʀᴏᴅᴜᴄᴇ ꜱᴇxᴜᴀʟʟʏ.

[4] Aɴɪᴍᴀʟꜱ ᴀʀᴇ ᴍᴀᴅᴇ ᴜᴘ ᴏғ ᴄᴇʟʟꜱ ᴛʜᴀᴛ ᴅᴏ ɴᴏᴛ ʜᴀᴠᴇ ᴄᴇʟʟ ᴡᴀʟʟꜱ.

[5] Aɴɪᴍᴀʟꜱ ᴀʀᴇ ᴄᴀᴘᴀʙʟᴇ ᴏғ ᴍᴏᴛɪᴏɴ ɪɴ ꜱᴏᴍᴇ ꜱᴛᴀɢᴇ ᴏғ ᴛʜᴇɪʀ ʟɪᴠᴇꜱ.

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Answered by Anonymous
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✭✮ӇЄƦЄ ƖƧ ƳƠƲƦ ƛƝƧƜЄƦ✮✭
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Animal Kingdom➫ A category of living organisms comprising all animals Compare plant kingdom & mineral kingdom.

➧ Some Phylum in Animal Kingdoms are:-
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❶❭ Porifera:-
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❱ ​Body is cylindrical & asymmetrical.

❱ ​Canal system is present​.

❱ ​Cellular level of organisation.

❱ It is diploblastic.

❱ They reproduce by budding in Asexual Reproduction.

❱ Special cells are choanocytes.

❱ Skeleton is in the form of spicules.

▶Ex:- Sycon & Sponges


❷❭ Coelenterata:-
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❱ ​Body is Radially symmetrical​.

❱ ​Canal system is absent.

❱ Tissue grade level of organisation.

❱ Body wall is diploblastic.

❱ Opening served by mouth & anus.

❱ Special Cell or Cnidoblasts.

❱ It occurs in the form of polyp & Medusa.

❱ It have gastrovascular cavity.

❱ It poses tentacles called Nematoblasts​.

▶Ex:- Hydra & Jellyfish


❸❭ Platyhelminthes:-
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❱ ​Body is bilaterally symmetrical, flattened & Ribbon shaped.

❱ Digestive system is absent or incomplete.

❱ Body cavity is absent.

❱ Body is triploblastic.

❱ It is bisexual or Hermaphrodite.

❱ ​Respiration is an aerobic.

❱ They possess sućker.

❱ Circulatory or respiratory system is absent.​

▶Ex:- Planaria & Tape worm


❹❭ Nematoda:-
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❱ ​Body is bilaterally symmetrical or cylindrical.

❱ Body has tissue level of organisation.

❱ It is mostly parasites organism.

❱ Body is triploblastic.

❱ Respiratory or circulatory system is absent.

❱ Sex are separate.

❱ They have tissue but no real organ​.

▶Ex:- Ascaris & Hook worm


❺❭ Annelida:-
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❱ ​Body is cylindrical, bilaterally symmetrical & metamerically.

❱ Body structure ring-like segment.

❱ Respiration by gills or moist skin.

❱ Body is triploblastic.

❱ Excretory organs are nephridia.

❱ Digestive & circulatory system are well developed.

❱ Locomotory organs are parapodia.

❱ They have true body cavity.​

▶Ex:- Earthworm & Leech


❻❭ Arthropoda:-
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❱ ​Body is bilaterally symmetrical & segmented.

❱ Exoskeleton shed periodically during growth.

❱ Body is covered with non living exoskeleton.

❱ Body wall is triploblastic.

❱ Body divided into head, Thorax & abdomen.​

❱ ​It have jointed appendages.

❱ It possess compound eyes & antennae.

❱ Respiration by gills, trachea & book lungs​.

▶Ex:- Cockroach & Spider


❼❭ Mollusca:-
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❱ ​Body is bilaterally symmetrical.

❱ Shell formed of calcium carbonate.

❱ Body covered with mantal & hard shell.

❱ Body is triploblastic & Coelomate.

❱ Body divided into head, foot & visceral mass​.

❱ ​Foot is ventral & muscular.

❱ Respiration by gills or ctenida.

❱ Blood may be Black - blue​.

▶Ex:- Octopus & Unio


❽❭ Echinodermata:-
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❱ ​Body is radially symmetrical.

❱ Body size is spherical or cylindrical.

❱ Body surface covered with spines.

❱ Body is triploblastic & have coelomic cavity.

❱ It possess power of regeneration.

❱ No head tail right & left side​.

❱ ​Body differentiated into oral & aboral surface.

❱ It have water vascular system​.

▶Ex:- Starfish & Antedon


❾❭ Chordata:-
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❱ ​Nerve cord hollow tubular & dorsal.

❱ Notochord is present.

❱ Heart is ventral.

❱ Circulatory system is always closed.

❱ RBCs are present.

❱ Endoskeleton is present​.

❱ A series of pharyngeal gill-silts present in the pharyngeal wall.

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