Which of the following statements is true about setae present in earthworm?(a) They are used for reproduction(b) They are retractable(c) They are L – shaped(d) They cannot be extendedThis question was addressed to me in my homework.Origin of the question is Animals Structural Organisations in section Structural Organisations in Animals of Biology – Class 11

Which of the following statements is true about setae present in earth

1.	Which of the following statements is true about setae present in earthworm?(a) They are used for reproduction(b) They are retractable(c) They are L – shaped(d) They cannot be extendedThis question was addressed to me in my homework.Origin of the question is Animals Structural Organisations in section Structural Organisations in Animals of Biology – Class 11
Answer» Correct answer is (B) They are retractable Explanation: Setae are both extendable and retractable. They are S – shaped and present in the EPIDERMAL pits in the mid – SEGMENTAL REGION of every segment. The PRINCIPAL function of the setae is locomotion.

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