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Photosynthesis in Higher Plants — BIOLOGY STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceBIOLOGYPhotosynthesis in Higher Plants2 Marks
Question
How does water stress affect/ decrease the rate of photosynthesis?
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Answer

Water stress causes closure of stomata and decreases the availability of $CO _2$ for photosynthesis. Water stress also causes wilting of leaves, thus reducing the surface area of leaves for metabolic functions.

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