Which part in ovule represents the female gametophyte!

Which of the following represents the female gametophyte in angiosperms?

How many haploid cells are present in mature female gametophyte of a flowering plant. Name them.

Fill in the blanks The pollen grains represent the _ gametophyte.

Polidy level of Nucellus, endosperm, polar nuclei, Megaspore mother cell, female gametophyte respectively are

What is gametophyte?

What is meant by Monosporic development of female gametophyte ? Explain the development of female gametophyte with well labelled diagrams.

What is another name of female gametophyte?

Write in brief development of female gametophyte in angiosperms.