AIPMT PRELIMS2012Botany-Plant Anatomy
AIPMT PRELIMS 2012 Botany Pollen MCQ Question
Type: MCQ-conceptual-Medium
An organic substance that can withstand environmental extremes and cannot be degraded by any enzyme is
A
Cellulose
B
Cuticle
C
Sporopollenin
D
Lignin
Correct Answer
Option C
Detailed Explanation
Sporopollenin is a highly resistant organic material found in the outer layer of pollen grains.
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