STANDARDBotany-Reproduction in Flowering Plants
STANDARD Botany Pollen Grain Structure MCQ Question
Type: MCQ-conceptual-Medium-Class 12
Most resistant biological material is Or An organic substance that can withstand environmental extremes and cannot be degraded by any enzyme is
A
Lignin
B
Cellulose
C
Suberin
D
Sporopollenin
Correct Answer
Option D
Detailed Explanation
Sporopollenin is a highly resistant organic material found in the outer layer of pollen grains and spores, making them resistant to environmental stresses.
Found an issue with this question?