Question

differentiate between self-pollination and cross pollination. describe double fertilisation in plants.

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.

Double fertilization is a complexfertilization mechanism of flowering plants (angiosperms). This process involves the joining of a female gametophyte (megagametophyte, also called the embryo sac) with two male gametes (sperm).

Answer 2

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