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The endosperm formed in double fertilisation is:

ATetraploid
BTriploid
CDiploid
DHaploid
Answer & Solution
Correct answer: B. Triploid
1. It comes from a sperm and the central cell. 2. The central cell already carries two nuclei. 3. So the endosperm is triploid. _Source: OpenStax Biology 2e, Chapter 32, Plant Reproduction._
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