A) protogyny
B) protandry
C) epigyny
D) hypogyny
E) None of these
Correct Answer: B
Solution :
In spite of hermaphoroditism cross fertilization is the rule in earthworms, the maturation of sperms occur much earlier than that of ova, i.e., the earthworms are protandrous. The maturation of ova much earlier than sperms is known as protogyny.
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