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Investigate factors affecting rate of transpiration in a leafy shoot.
Member rating: No Rating | Words: | Submitted: Fri Jan 30 2004
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Transpiration Investigation. Aim: the purpose of this investigation is to measure and investigate factors affecting rate of transpiration in a leafy shoot. Materials: * 4 - test tubes * Tin foil * 4 leafy shoot * Test tube rack * Sticky labels. * Top - pan balance Method: Select a suitable leafy plant, cut off 4 shoots from it. o Weigh the shoots and record their weights. o Fill the 4 test tubes with the same volume of water. o Mark the water level on the test tube. o Place the test tubes in a test tube rack. o Cover the openings of the test tubes with tin foil. o Push the shoots through the tin foil coverings and leave them in the test tubes. NB: be careful not to break the shoot or create too big a hole in the covering. o Using sticky labels, label the test tubes: Controlled * Warm * Dry * Windy * Place all the test tubes into...
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