Question

Distinguish between pollination and fertilisation. Mention the site
and product of fertilisation in a flower.
Draw a neat, labelled diagram of a pistil showing pollen tube
growth and its entry into the ovule.

Answer 1

The process or mechanism of transfer of pollen grains from
the anther to the stigma is termed pollination.
The fusion of male and female gaemtes giving rise to zygote
is termed fertilisation
The site of fertilisation is ovule.
The product of fertilisation is zygote.