Question

Define the term self pollination and cross pollination

Answer 1

Self pollination is the transfer of pollen grains from the anther to the stigma of the same flower.

Cross pollination is the transfer of pollen grains from the anther of a flower to the stigma of a flower of a different plant of the same species.

Answer 2

in the self pollination the pollen grains from the anther of a flower falls on the stigma of the same flower or on another flower of the same plant it is of two types:
AUTOGAMY - in it the pollen grains from the anther of a flower falls on the stigma of the same flower.

GEITNOGAMY - in it the pollen grains from the anther of a flower falls on the stigma of another flower of same plant. it is also known as allogamy

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CROSS POLLINATION - in it the pollen grains from the anther of a flower is transferred to the stigma of another flower of another plant but of same species.

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