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प्रश्न
Give two examples of Coelenterates:
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उत्तर
Coelenterates: 1. Hydra 2. Jellyfish
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संबंधित प्रश्न
Give two examples of Amphibians:
Fill in the blank.
..................... and liver fluke live in the intestines of human beings and cattle.
Fill in the blank.
................. is an example of a crustacean.
Given below are groups of animals, and their characteristics features. Some of the features are incorrect. Identify the odd one out in each.
| Group | Characteristic features | Odd one out |
| Porifera | porous animals, have tentacles, fixed to surface | |
| Amphibia | cold-blooded, lungs in adults, scaly skin | |
| Aves | cold-blooded, wings, feathers, bones with large air spaces | |
| Pisces | live in water, scaly skin warm-blooded, fins for swimming |
How do chordates differ from non-chordates?
Write zoological names of earthworm.
Which group of animals have following characteristics: Body soft, covered by mantle and a calcareous shell.
Giving birth to young ones is described as ______.
The notochord extends throughout the entire length of the body is ______.
Write a note on mammals.
