AIPMT PRELIMS2005Zoology-Reproductive Biology

AIPMT PRELIMS 2005 Zoology Menstrual Cycle MCQ Question

Type: MCQ-conceptual-Medium-Class 12

If mammalian ovum fails to get fertilized, which one of the following is unlikely?

A

Corpus luteum will disintegrate

B

Estrogen secretion further decreases

C

Primary follicle starts developing

D

Progesterone secretion rapidly declines

Correct Answer

Option B

Detailed Explanation

If the ovum is not fertilized, the corpus luteum disintegrates, leading to a decrease in estrogen and progesterone levels. The primary follicle does not start developing immediately after ovum failure.

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