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प्रश्न
Fill in the blank.
Most arthropods have a tough outer body covering called ..........................
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उत्तर
Most arthropods have a tough outer body covering called exoskeleton.
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संबंधित प्रश्न
Fill in the blank.
A ................. has an external coiled shell.
Fill in the blank.
Fishes obtain oxygen from water through ......................
State if the following statement is true or false. Correct the statement if it is false.
Insects belong to the amphibian group of animals.
Mention any one major similarity and one major difference in the following pairs of an animal:
Snakes and Earthworms
Mention any one major similarity and one major difference in the following pairs of an animal:
Wall lizard and Frog
Write important characters of chordates?
Match items in Column A with the appropriate items in Column B
| Column A | Column B |
| Cobra | Protozoa |
| Peacock | Amphibia |
| Earthworm | Annelida |
| Euglena | Reptilia |
| Frog | Porifera |
| Spongilla | Aves |
Assertion (A): Mammals give birth to their young ones.
Reason (R): Platypus is an egg-laying mammal.
What is the unique feature of chordates?
On the basis of the position of the notochord, classify the different prochordates. Justify your answer.
