Double Fertilization

Identify the correct option with which the part shown in the diagram below can be associated:

The generative cell is destroyed by laser but a normal pollen tube is still formed because

Double fertilization and triple fusion were discovered by

Total number of meiotic divisions required for forming 100 zygotes/100 grains of wheat is

Entry of pollen tube through micropyle is

When a tetraploid female plant is crossed with a diploid male plant, the ploidy of endosperm cells in resulting seed of this angiosperm would be:

In angiosperm, the haploid, diploid and triploid structures of a fertilized embryo sac sequentially are: 

Write a brief note on the following-

Male germ unit

What is the ploidy of the primary endosperm nucleus?

Endosperm is a product of _____ and embryo is a product of _____.

Filiform apparatus is important for

What is Mesogamy in plants?

What is Chalazogamy in plants?

Write the significance of triple fusion in flowering plants.

What do you mean by triple fusion?

What is the end products of double fertilization?

What do you mean by double fertilization?

Define porogamy.

Describe the process of germination of pollen grains on stigma.