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: A
Solution :
Posterior end of male Ancylostoma is in the form of a broad, umbrella like structure, the copulatory bursa, surrounding the cloaca. Bursa is supported by bursal rays having a definite arrangement. During copulation, bursa of male is applied on the vulva of female and sperms transferred.
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