First slide

Pre-fertilisation : Structures and Events

Question

The main function of the innermost wall layer of anther is:

Easy

A

Providing nutrition to developing pollen grains
B

Protection
C

Dehiscence of the anther
D

Making the anther resistant to degradation by any acid, alkali or enzyme

Solution

The innermost wall layer is the tapetum. It nourishes the developing pollen grains. The outer three wall layers perform the function of protection and help in dehiscence of anther to release the pollen.

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