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प्रश्न
Give two examples of Coelenterates:
एका वाक्यात उत्तर
उत्तर
Coelenterates: 1. Hydra 2. Jellyfish
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संबंधित प्रश्न
Fill in the blank.
Most arthropods have a tough outer body covering called ..........................
Select the most appropriate answer.
Annelids have a
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The animals without a backbone whose body is soft and often covered by a hard shell are .................
Match the following.
| Group | Characteristics | ||
| 1. | Molluscs | a. | Feed milk to young ones, warm-blooded |
| 2. | Spongers | b. | bag-like body with tentacles around the opening |
| 3. | Flatworms | c. | fins, gills and cold-blooded |
| 4. | mammals | d. | body with large opening and many small pores all over |
| 5. | Fish | e. | jointed legs, exoskeleton |
| 6. | cnidarians | f. | have only one opening |
| 7. | arthropods | g. | hard shell, soft body |
| h. | cylindrical, unsegmented body with mouth at one end and anus at the posterior end |
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ant, cockroach, spider, dragonfly
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Answer in detail.
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Give an account on the classification of invertebrates with few general features and examples.
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