CBSE 2024 · Region 4 · Set 3 · Q27 · 3 marks
A pea plant with purple flowers, when crossed with a plant with white, produced $\displaystyle 50$ plants with only purple flowers. On selfing these plants produced $\displaystyle 482$ plants with purple flower and $\displaystyle 162$ with white flowers. Explain the pattern of inheritance with the help of Punnet square.
Marking-scheme solution
It is due to complete dominance
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CBSE Class 12 Biology past-paper question from the 2024board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.