Question

Double fertilization .Explain in brief ​

Answer 1

Answer:

Double fertilisation is a type of fertilisation happening in flowers. This is because the pollen grains contains 2 male gametes that land on stigma due to pollination. Since there is 2 male gametes, the fertilisation is said to be double fertilisation.

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Explanation:

Answer 2

double fertilization

double fertilization is a complex process.

it involves the fusion of one female gametophyte with two male gametes.

it is a characteristic of flowering plants.

why this is called double fertilization ?

fusion of male and female gametes known as Fertilization.

In a flowering plant, 2 male gametes enter into the cytoplasm of synergid through the micropylar end of ovule.

these male gametes undergo fusion inside ovary:

• syngamy
• triple fusion

since two types of fusions ,syngamy and triple fusion take place in an embryo sac the phenomenon is termed as double fertilization.

importance of double fertilization

Double fertilization provides stimulus to the plant due to the ovary develops into a fruit. Due to the fusion of male and female haploid gametes, a diploid zygote is formed. The zygote develops into an embryo giving rise to a new plant.

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