Question

3. the animal whose young ones are called larvae​

Answer 1

In ametabolous insects, the immatures are called young. In hemimetabolous insects, the immatures are called nymphs. (A naiad is an aquatic nymph.) In holometabolous insects, the immatures are called larvae and pupae.

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Examples:

Bess Beetle Larva Adult

Butterfly Larva Adult

Dragonfly Naiad Adult

Answer 2

Answer:

Tadpole

The process of transformation from an immature form of an animal like larva to its adult form in two or more distinct stage is called metamorphosis. The hatching of a fertilized egg of frog produces a very immature young one called tadpole.