Question

choose the odd one out and give reason for your choice:
integument
microphyle
exine
embryo sac
​

Answer 1

Answer:

exine I think this is ans

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 .