Question

define cross pollination & self pollination with examples

Answer 1

Self pollination is the process of transferring the pollens from anther to stigma in the same flower. ... Cross pollination is the transfer of pollen grains from the anther of a flower to the stigma of another flower in a different plant of same or different species.

Answer 2

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It occurs in the flowers which are genetically identical. It occurs between flowers which are genetically different. Few species that exhibit self-pollination – Paphiopedilum parishii, Arabidopsis thaliana. Few species that exhibit cross-pollination – apples, daffodils, pumpkins and grasses.