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Q3. A student investigates factors that affect photosynthesis. (a) In his first experiment, the student uses this method to investigate the effect of light on photosynthesis. place a plant in the dark for 24 hours cover part of leaf X with black paper place the plant in the light for 24 hours The diagram shows the plant in the light.
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When coal has reached it hardest, darkest form, it is called select one: 0 a. sub-bituminous b. lignite c. bituminous d. antrhacite next page
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Scientific evidence is most likely to be consistent if it is based on data from
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Q3. A student investigates factors that affect photosynthesis. (a) In his first experiment, the stud...
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