AIIMS2013Botany-Plant Anatomy
AIIMS 2013 Botany Pollen Structure MCQ Question
Type: MCQ-conceptual-Hard-Class 11
Sporopollenin is a constituent of pollen exine. It can be degraded by the action of
A
enzymes
B
high temperature
C
strong acids
D
cannot be degraded.
Correct Answer
Option D
Detailed Explanation
The outer layer of pollen grain is called exine. It is thick and smooth and cuticularised.
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