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Per NCERT, how do PLANTS excrete OXYGEN — a waste product of photosynthesis?
AThrough roots
BPlants don't excrete oxygen
CBy falling fruit
DThrough stomata in leaves (by diffusion), especially during photosynthesis
Answer & Solution
Correct answer: D. Through stomata in leaves (by diffusion), especially during photosynthesis
Per NCERT §5.5.2, plants release O₂ via stomata. (Plants also use it for their own respiration; net release is during daytime.)
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