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Q.

In which of the following, both autogamy and geitonogamy are prevented?

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a

Castor

b

Papaya

c

Maize

d

Wheat

answer is B.

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Detailed Solution

Autogamy and geitonogamy both are prevented in the papaya plant. This is because in papaya, male and female flowers are present on different plants that is each plant is either male or female (dioecy).

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