AIIMS2003Botany-Reproduction in Flowering Plants
AIIMS 2003 Botany Pollen Structure MCQ Question
Type: MCQ-conceptual-Medium-Class 12
Pollen grains are able to withstand extremes of temperature and desiccation because their exine is composed of:
A
cutin
B
suberin
C
sporopollenin
D
callose.
Correct Answer
Option C
Detailed Explanation
Exine is outer layer of pollen grain which is acetolysis resistant layer.
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