Biology for IGCSE & O level - Plant Nutrition (Section 4 - No. 18)
If you increase the temperature significantly above the optimum level for photosynthesis, what would be the likely outcome?
The rate of photosynthesis would increase.
The rate of photosynthesis would stay the same.
The rate of photosynthesis would decrease.
The plant would start to produce more oxygen.
Explanation
High temperatures can denature the enzymes involved in photosynthesis, slowing down the process.
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