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An Investigation into the Various Factors Affecting Photosynthesis
Member rating: No Rating | Words: | Submitted: Wed Aug 13 2003
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An Investigation into the Various Factors Affecting Photosynthesis Aim: The aim of this investigation is to determine the factors that affect the rate of photosynthesis and what affect they have. Introduction: Photosynthesis is a chemical reaction that takes place in green plants. The reaction is endothermic and uses light energy to produce glucose. Green plants feed autotrophically, which means that they use inorganic substances to make organic ones, this is called autotrophic nutrition. The inorganic substances that they use are CO2, H2 O and minerals. Green plants use sunlight to give them energy to combine carbon dioxide with water, which produces glucose. This can be shown as the following word and symbol equations: Sunlight CARBON DIOXIDE + WATER GLUCOSE + OXYGEN Chlorophyll 6CO2 + 6H2O C6H1206 + 6O2 The word photosynthesis means light (photo) manufacture (synthesis). The plants need the suns light energy and so trap it in the chlorophyll, the pigment that makes them green. There are...
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