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प्रश्न
Choose the correct answer: The animal of class pisces is
पर्याय
jelly-fish
starfish
hippocampus
whale
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उत्तर
hippocampus
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संबंधित प्रश्न
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 |
Write down four main characters of Annelida.
What do you mean by the term triploblastic animals? Give two example.
Write down four general characters of phylum Arthropoda. Give two examples.
Write down four characters of Osteichtyes and give two examples.
What are differences between the following :
(a) Cartilaginous fishes and bony fishes ;
(b) Amphibia and Reptilia ;
(c) Aves and mammals.
How do animals of Porifera differ from animals of Cnidaria?
Describe general characteristics of phylum Annelida. Give one example each class of Annelida.
What are pisces? Classify and explain two different kinds of fishes by the help of suitable examples.
Assertion (A): Reptiles are warm-blooded animals.
Reason (R): They have scales.
