Question

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A mechanism to prevent cross pollination
A.Protogyny B. Pro handry
C. Heterostyly
D.cleistogamy​

Answer 1

Answer:

The answer is cleistogamy.

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Answer 2

answer:

D.Cleistogamy

A mechanism to prevent cross-pollination is called cleistogamy. It is a condition in which flower does not open. In such flowers, the anthers and sigma lie close to each other.

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