CBSE 2023 · Region 3 · Set 3 · Q3 · 1 mark
Observe the following line diagram depicting the $\displaystyle 28$ days menstrual cycle of a healthy young woman.
Select the option of days on which this woman would be most and least fertile. Most fertile days Least fertile days
Select the option of days on which this woman would be most and least fertile. Most fertile days Least fertile daysOfficial answer
From CBSE’s own marking scheme for this paper.
(A)
$\displaystyle 14$-$\displaystyle 21$ $\displaystyle 1$-$\displaystyle 7$
Human ReproductionMenstrual CycleUnderstandmcqmedium
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CBSE Class 12 Biology past-paper question from the 2023board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.