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How Does The Amount Of Carbon Dioxide Available Affect Photosynthesis?
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| Submitted: Tue Aug 19 2003
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How Does The Amount Of Carbon Dioxide Available Affect Photosynthesis? Aim: In doing this experiment I aim to see how varying the amount of Carbon Dioxide available changes the rate of photosynthesis. Prediction: I predict that the higher the Carbon Dioxide levels the higher the rate of photosynthesis will be. This is because Carbon Dioxide is needed for photosynthesis; therefore if more CO2 is available more photosynthesis can take place. Diagram: Equipment: 1 beaker 1 funnel 1 lamp 1 stop clock 1 ruler 1 syringe Pondweed Bicarbonate of soda Method: First we collected the equipment. We filled the beaker with water, placed the funnel upside-down inside the beaker with the pondweed underneath. We linked up the syringe as shown in the diagram; this is to collect the oxygen. We put the lamp 30cm from the beaker. We are going to do the experiment 11 times, timing it 10 mins each time. The first time we will add no bicarbonate of soda, then increase the levels by 0.5% each...
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