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प्रश्न
How do annelid animals differ from arthropods?
उत्तर
| Annelids | Arthropods | |
| 1. | The circulatory system of annelids is closed. | Arthropods have an open circulatory system. |
| 2. | The body is divided into several identical segments. | The body is divided into few specialized segments. |
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संबंधित प्रश्न
What are the differences between amphibians and reptiles?
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 |
Give four general characters of phylum Mollusca. Write down two examples.
Write down four characters of Chondrichtyes. Give two examples.
Give one point of difference between notochord and nerve cord.
How do animals of Porifera differ from animals of Cnidaria?
Distinguish between polyp and medusa.
Explain the general characters of phylum Arthropoda. Give one example of following classes
(i) Crustacea;
(ii) Myriapoda;
(iii) Insecta;
(iv) Arachnida.
Describe the important characters of mammals and birds. Give two examples of each.
Why are scientific names of living beings considered better than their common names?
Rewrite the following scientific names correctly.
ficus religiosa (peepal), zea Mays (maize) and Bombyx Mori (silk moth).
What are the group names of the following categories of animals?
Animals with a hairy skin ___________
Given below is an animal followed by three terms or features. Underline the term which does not match with the animal.
Butterfly- Insecta, Invertebrata, Mollusca
Write two main characters of the following animal and name the phylum it belongs to: Whale
Write the name of a mammal who lives in water.
Name any two animals which possess compound eyes.
Fill in the blanks:
Ascaris is the example of phylum ______.
Choose the correct answer: Jelly-fish is classified in the phylum
Assertion: Binomial name is the universal name and contains two names.
Reason: It was first introduced by Carolus Linnaeus
