Where does most of the water needed for photosynthesis come from? – McqOptions

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1.	Where does most of the water needed for photosynthesis come from?
A.	From air through the tiny pores in the leaf.
B.	From the soil through the roots of the plant.
C.	As a result of respiration within the leaf.
D.	From water vapour in the air.
Answer» C. As a result of respiration within the leaf.

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