A) If both the assertion and the reason are true and the reason is a correct explanation of the assertion
B) If both the assertion and reason are true but the reason is not a correct explanation of the assertion
C) If the assertion is true but the reason is false
D) If both the assertion and reason are false
E) If the assertion is false but reason is true
Correct Answer: C
Solution :
Pygidium in clamworm is represented by last body of segment also known as tail or anal segment. It bears a terminal anus, a pair of long filamentous, ventral appendages, the anal cirri. Excreted materials are passed out through it. Reproduction is completed by testes and ovary.
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