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How Does Light intensity affect the rate of Photosynthesis?
Member rating: No Rating | Words: | Submitted: Sun Dec 15 2002
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How Does Light intensity affect the rate of Photosynthesis? Introduction All green plants need to be able to make their own food. They do this by a process called photosynthesis. For this to occur they need sunlight energy. This energy is absorbed by a green pigment called chlorophyll, which is mainly found in the leaves. This energy then combines with water molecules from the soil and carbon dioxide from the air. Then, as a result of this, a type of sugar is produced .This is called glucose. Oxygen is also made. For my experiment I have chosen to use light distance as my variable. This means that to carry out a fair test everything else must be kept the same during the experiment. Prediction I think that as the light source is moved closer to the pond weed, the more bubbles will be produced. This is because the light will be more intense and...
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