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प्रश्न
Give the name of two animals that belong to phylum echinodermata.
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उत्तर
Antedon (Sea lily) and Asterias (Star fish).
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संबंधित प्रश्न
Explain how animals in Vertebrata are classified into further subgroups.
Match the following:
| Column I | Column II | ||
| (a) | Operculum | (i) | Ctenophora |
| (b) | Parapodia | (ii) | Mollusca |
| (c) | Scales | (iii) | Porifera |
| (d) | Comb plates | (iv) | Reptilia |
| (e) | Radula | (v) | Annelida |
| (f) | Hairs | (vi) | Cyclostomata and Chondrichthyes |
| (g) | Choanocytes | (vii) | Mammalia |
| (h) | Gill slits | (viii) | Osteichthyes |
Match the animals given under column A with their respective classification group given under column B
| Column A | Column B | ||
| 1 | Sponge | a | Amphibia |
| 2 | Snail | b | Reptilia |
| 3 | Butterfly | c | Echinodermata |
| 4 | Toad | d | Mollusca |
| 5 | Lizard | e | Arthropoda |
| 6 | Starfish | f | Porifera |
Explain the general charaters of phylum Mollusca. Give one example of following classes of Mollusca;
(i) Gastropoda;
(ii) Pelecypoda;
(iii) Cephalopoda.
Write down a flow chart showing subdivisions of kingdom Animalia.
Give two examples of each of the following: Echinodermata
Give two examples of each of the following: Annelida
Give two examples of each of the following: Arthropoda
Fill in the blanks:
Bath sponge belongs to phylum ______.
Give scientific reasons.
Body temperature is not constant in amphibians.
