Q1 of 18 Page 40

Name the parts of an angiosperm flower in which development of male and female gametophyte take place.

The development of male gametophyte (pollen grain) takes place in pollen sac of anther.
The development of female gametophyte (embryo sac) takes place in ovule.


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2

Differentiate between microsporogenesis and megasporogenesis. Which type of cell division occurs during these events? Name the structures formed at the end of these two events.

 3

Arrange the following terms in the correct developmental sequence:

Pollen grain, sporogenous tissue, microspore tetrad, pollen mother cell, male gametes.


 4

With a neat, labelled diagram, describe the parts of a typical angiosperm ovule.

 5

What is meant by monosporic development of female gametophyte?