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Question

The setae in earthworm are present in all segment except

A
first and last
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B
first segment and clitellum
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C
first, last segments and clitellum
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D
clitellum and last segment
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Solution

The correct option is C first, last segments and clitellum
Setae are chitinous structures that help the earthworm in locomotion. They are present in all segments except the first and the last segments and the clitellum (14-16 segments).

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