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प्रश्न
The animals (Kingdom Animalia) are mainly grouped under two categories
पर्याय
bilaterally symmetrical and radially symmetrical
coelomate and acoelomate
aquatic and terrestrial
vertebrates and invertebrates
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उत्तर
vertebrates and invertebrates
संबंधित प्रश्न
How do poriferan animals differ from coelenterate animals?
What are the difficulties that you would face in classification of animals, if common fundamental features are not taken into account?
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 one difference between the following pair:
Invertebrates and Vertebrates
Write down four main characters of chordates.
Write down four general characters of Porifera. Give two examples.
Explain the general charaters of phylum Mollusca. Give one example of following classes of Mollusca;
(i) Gastropoda;
(ii) Pelecypoda;
(iii) Cephalopoda.
What are the group names of the following categories of animals?
Animals with three pairs of legs ___________
Write two main characters of the following animal and name the phylum it belongs to: Jelly fish
Choose the correct answer: Whittaker is famous
