Which of the following animals does not undergo metamorphosis ?(1) Ear

1.	Which of the following animals does not undergo metamorphosis ?(1) Earthworm(2) Tunicate(3) Moth(4) Starfish
Answer» The correct option is(1) Earthworm Explanation: All the given animals except earthworm undergoes metamorphosis. Earthworm exhibits direct development where no larval stage is involved. Metamorphosis is usually seen in animals exhibiting indirect development, involving a larval stage which Iater transformed into an adult. Larval form of moth is caterpillar and that of tunicates is tadpole. In starfish, bipinnaria larva occurs.

Which of the following animals does not undergo metamorphosis ?(1) Earthworm(2) Tunicate(3) Moth(4) Starfish

Answer»

The correct option is(1) Earthworm

Explanation:

All the given animals except earthworm undergoes metamorphosis. Earthworm exhibits direct development where no larval stage is involved.

Metamorphosis is usually seen in animals exhibiting indirect development, involving a larval stage which Iater transformed into an adult.

Larval form of moth is caterpillar and that of tunicates is tadpole.

In starfish, bipinnaria larva occurs.

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Which of the following animals does not undergo metamorphosis ?(1) Earthworm(2) Tunicate(3) Moth(4) Starfish

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