Question

Saccus of Pinus pollen is a modification of
A) Intine
B) Exine
C) Tube cell
D) Perine

Answer 1

The answer to your question is A

Answer 2

Explanation:

$\tt\pink{\underline{Exine}}$

→ It age outer layer of pollen grain and very hard.

→ It age made up of sporopollenin in which is most resistance organic material present in nature .

→Sporopollenin is Resistance to high temperatures stronger acids and alkaline and also to enzyme .