Dioecious condition prevents
Autogamy
Geitonogamy
Xenogamy
Both $(a)$ & $(b)$
What is self-incompatibility ?
Mention two strategies evolved to prevent self-pollination in flowers.
Name the type of pollination in self-incompatible plants.
Give scientific reasons : Outbreeding devices increase fertility.
A plant with both male and female flowers borne over it is