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Friday, March 25, 2011

2.55 Rate of transpiration - Explain how the rate of transportation is effected by changes in humidity, wind speed and temperature and light intensity

Transpirtion  is a loss of water through the leaf. This is cause by evaporation.
For this process to occur its need to be change from a liquid to a gas. Diffusion will then go through the stomatal pore.
The sunshine generates the heat. The heat will then transform the water of the leaf then into the gas.
Concentration of the gradient in the water is a big difference then then it will be high rate of transpiration.
If the humidity is low then the transpiration slows down. If the humidity is high you will get more evaporation.

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