First slide

Pre-fertilisation : Structures and Events

Question

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

Easy

A

Wheat
B

Papaya
C

Castor
D

Maize

Solution

In plant 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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