Biology for IGCSE & O level - Plant Nutrition (Section 7 - No. 33)
What is the role of stomata in the process of photosynthesis?
To absorb light energy
To transport water to the leaves
To allow gas exchange (CO2 in, O2 out)
To produce glucose
Explanation
Stomata allow carbon dioxide to enter and oxygen to exit the leaf, facilitating photosynthesis.
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