A) transpiration and exchange of gases
B) protection from desiccation
C) protection and reduction of transpiration
Correct Answer: C
Solution :
A trichome is initiated as a protuberance from an epidermal cell. Generally a dense covering of woody trichomes controls the rate of transpiration. They also reduce the heating effect of sunlight. They aid in the protection of plant body from outer injurious agencies. exudes water drops from their tips
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