First slide

Pre-fertilisation : Structures and Events

Question

Both autogamy and geitonogamy can be prevented in

Easy

A

papaya
B

cucumber
C

castor
D

maize

Solution

In several species such as papaya, male and female flowers are present on different plants, that is each plant is either male or female (dioecy). This condition prevents both autogamy and geitonogamy.

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