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1. |
Setae help in locomotion in earthworm but are not uniformly present in all the segments. They are present inA. `1^(st)` segmentB. last segmentC. Clitellar segmentD. `20^(th)-22^(nd)` segment |
Answer» Correct Answer - D In each by segment of earthworm, except the first, last and clitellum, there are rows of setae embedded in the epidermal pits in the middle of each segment. |
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