Transport in plantsHard
Question
Stomata in angiosperms open and close due to
Options
A.their genetic constitution
B.effect of hormones
C.change of turgor pressure in guard cells
D.pressure of gases inside the leaves
Solution
The tugor pressure of guard cell increases duc to osmotic diffusion of water from the surrounding epidermal and mesophyll cells. Thus, the guard cells swell and stomata open.
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