Grass leaves curl inwards during very dry weather. Select the most appropriate reason from the following
Options
(a) Flaccidity of bulliform cells
(b) Shrinkage of air spaces in spongy mesophyll
(c) Tyloses in vessels
(d) Closure of stomata
Correct Answer:
Flaccidity of bulliform cells
Explanation:
Bulliform cells become flaccid due to water loss. This will make the leaves to curl inward to minimise water loss