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Assertion : Setae are absent in clitellu...

Assertion : Setae are absent in clitellum
Reason : Setae help in locomotion.

A

If both assertion and reason are true and reason is the correct explanation of assertion

B

If both assertion and reason are true but reason is not the correct explanation of assertion

C

If assertion is true but reason is false

D

If both assertion and reason are false

Text Solution

Verified by Experts

The correct Answer is:
B
Except the first, the last and clitellar segments of earthworm, each segment bears a ring of tiny curved, chitinous structures known as setae or chaetae. They are embedded in the skin. The setae hold substratum firmly. Thus, they help in the locomotion.
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