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प्रश्न
Fill in the blank.
Annelids have special organs of excretion called ..............
उत्तर
Annelids have special organs of excretion called nephridia.
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संबंधित प्रश्न
Give two examples of Coelenterates:
Write the characteristics of class Aves with reference to their body covering and jaws.
Select the most appropriate answer.
The finger-like structures present around the mouth of cnidarians are called
Select the most appropriate answer.
Annelids have a
Find the odd one out. Give reason.
ant, cockroach, spider, dragonfly
Answer in detail.
Write two characteristics of the reptiles.
Answer in detail.
List four characteristics of reptiles.
Give an account on the classification of invertebrates with few general features and examples.
The biggest vertebrate animal is the ______.
Assertion (A): Mammals give birth to their young ones.
Reason (R): Platypus is an egg-laying mammal.
