Class 12 Biology Sexual Reproduction in Flowering Plants Stamen, Microsporangium and Pollen Grain

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Which organic substance can withstand extreme environmental conditions and cannot be degraded by any known enzyme?

AIPMT 1994 All AIPMT

A
Cuticle
B
Sporopollenin
C
Lignin
D
Cellulose

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Class 12 Questions

Class 12

Biology Questions

Chapter

Sexual Reproduction in Flowering Plants

Subtopic

Stamen, Microsporangium and Pollen Grain

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AIPMT 1994 Paper All AIPMT years →

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