BI-2086
Factors affecting photosynthesis
Biology · Secondary 4 · Medium · Factors affecting photosynthesis
A student investigates photosynthesis in a plant at constant temperature. She increases light intensity while keeping carbon dioxide concentration low and constant. The rate of photosynthesis rises at first, then levels off even when light intensity is increased further. What is limiting the rate of photosynthesis when it has levelled off?
- light intensity
- carbon dioxide concentration
- chlorophyll concentration
- temperature
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