Biology for IGCSE & O level - Plant Nutrition (Section 3 - No. 45)
What is a limiting factor in photosynthesis?
A factor that prevents a plant from photosynthesizing at all.
A factor that is in excess, thereby slowing down photosynthesis.
A factor that, when in short supply, reduces the rate of photosynthesis.
A factor that is completely unrelated to photosynthesis.
Explanation
A limiting factor is a substance or condition in the environment that restricts the rate of a process.
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