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प्रश्न
Fill in the blank.
................. is an example of a crustacean.
उत्तर
Lobster is an example of a crustacean.
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संबंधित प्रश्न
Give two examples of Arthropods:
Write one difference between the following pair:
Porifera and Coelenterata.
Write the characteristics of class Aves with reference to their body covering and jaws.
Fill in the blank.
Invertebrates with jointed legs belong to ....................
Find the odd one out. Give reason.
ant, cockroach, spider, dragonfly
Write a short answer.
What are invertebrates ?
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 |
Give an account on the classification of invertebrates with few general features and examples.
What is the sub-phylum of prochordates?
Why is the crocodile unique among reptiles?
