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Identify the correct statements from the...

Identify the correct statements from the below statements .
(I) In guard cells starch is converted to malic acid.
(II) Stomata open in dark and close in light .
(III) Accumulation of `CO_(2)` in guard cells lowers the pH level.
(IV) `CO_(2)` is a natural antitranspirant

A

I, II and III only

B

I, II, III, and IV

C

none

D

I, III, and IV

Text Solution

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The correct Answer is:
A, D
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