Question

0.4 Long Answer Questions:
1. Describe the process of double
fertilization​

Answer 1

Answer:

Double fertilization:

The fusion of one male gamete with an egg and that of another male gamete with a secondary nucleus is called as double fertilization. ...

When pollen grain reaches the surface of the stigma, it germinates and forms a pollen tube.

Pollen tube penetrates the stigma, style, ovary chamber and then enters the ovule.

Answer 2

Answer:

Double fertilization involves two sperm cells; one fertilizes the egg cell to form the zygote, while the other fuses with the two polar nuclei that form the endosperm. After fertilization, the fertilized ovule forms the seed while the tissues of the ovary become the fruit

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