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Biology · 2023 · 2 marks
CBSE 2023 · Region 5 · Set 1 · Q17
The graph given below shows the number of primordial follicles per ovary in women at different ages. Study the graph and answer the questions that…
The graph given below shows the number of primordial follicles per ovary in women at different ages. Study the graph and answer the questions that follow.
(a)
What is the average age of the women at the onset of menopause ?
(b)
At what age are maximum primordial follicles present in the ovary, according to the given graph ? $\displaystyle \mathbf{1}+\mathbf{1}=\mathbf{2}$
Marking-scheme solution
(a) Accept all values within $\displaystyle 47$±$\displaystyle 2$ (years of age)
(b) Accept all values from $\displaystyle 6$-$\displaystyle 8$ years of age
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CBSE Class 12 Biology past-paper question from the 2023 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.