Question

pls answer ques no. 1

Answer 1

1. Chemical movement. Pollen grain is transfer to ovule.
2.Pollen tube. To transfer pollen grain to ovule.
3.2male gametes
5. When pollen grain travel from anther to stigma. the pollen grain get stick to it.
The pollen tube is formed. With the help of pollen tube pollen grain get transfer to ovule.
and it get fertilized

Answer 2

Pollen grains get transferred to ovule

Chemical reaction

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