Same chapter3 marksDifficulty: Medium
What is emasculation, and when is it necessary in plant breeding?
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3 marksDifficulty: Medium
What is double fertilisation, and what does each fusion produce?
Original Khojo Papers practice question — not from a past board paper.
Answer
Double fertilisation is the fusion of one male gamete with the egg cell to form the diploid zygote, called syngamy, together with the fusion of the second male gamete with the two polar nuclei to form the triploid primary endosperm nucleus, called triple fusion. Both take place in the same embryo sac.
No citable source has been recorded for this record. Treat it as practice material, not as fact.
Explanation
It is unique to angiosperms.
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