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How was Biology Paper 42

For Q1 (ii) I wrote that since it was an aquatic plant and after 30 degrees the O2 releases decreases. It means that CO2 is a limiting factor. Meaning the concentration of CO2 decreased in the water after a period of active photosynthesis. As there was less CO2 less photosynthesis and O2 level...
- Ykzimri
- Post #126
- May 27, 2013
- Forum: A-Levels

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