BI-2015
Factors affecting photosynthesis
Biology · Secondary 4 · Medium · Factors affecting photosynthesis
A student shines light of increasing intensity on a water plant and counts the number of oxygen bubbles released per minute. Up to a certain light intensity, the bubble rate increases, but beyond that point it stays constant. Which factor is now limiting the rate of photosynthesis?
- carbon dioxide concentration
- light intensity
- amount of chlorophyll
- temperature of the water
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