Single Choice

Grass leaves curl inwards during very dry weather. Select the most appropriate reason from the following.

AClosure of stomata
BFlaccidity of Bulliform cells
Correct Answer
CShrinkage of air spaces in spongy mesophyll
DTyloses in vessels

Solution

Bulliform cells become flaccid due to water loss. This will make the leaves to curl inward to minimise water loss.
So, the correct answer is 'Flaccidity of Bulliform cells'

SIMILAR QUESTIONS

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