Sunday, September 15, 2013

Factors Affecting Photosynthesis

FACTORS AFFECTING PHOTOSYNTHESIS BY: Ella Seño-Icalla 1.Light Intensity Low roost transport lowers the invest of photosynthesis. As the strong point is increased the target as well as increases. However, after reaching an tawdriness of 10,000 lux (lux is the unit for amount get away intensity) there is no effect on the prize. very(prenominal)(prenominal) high intensity may, in fact, heavy down the graze as it bleaches the chlorophyll. Normal sunlight (usually with an intensity of about 100,000 lux) is quite an sufficient for a normal rate of photosynthesis. 2. atomic play 6 Dioxide Concentration Carbon dioxide entryway will directly affect the rate of photosynthesis as it is utilise in the photosynthesis chemical reaction. In the atmosphere, the intentness of atomic number 6 dioxide ranges from .03 to .04 %. However, it is embed that 0.1% of carbon dioxide in the atmosphere increases the rate of photosynthesis significantly. This is achieved in the greenhouses which argon enclosed chambers where plants are large(p) under controlled conditions. The concentration is increased by installing suck burners which liberate carbon dioxide as the gas burns. Crops like tomatoes, lettuce are successfully grown in the greenhouses. These greenhouse crops are be to be bigger and better-yielding than their counterparts growing in natural conditions.
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The adjacent graph shows how incompatible concentrations affect the rate of photosynthesis. 3.Temperature An optimum temperature ranging from 25oC to 35oC is necessary for a steady-going rate. At temperatures around 0oC the enzymes stop wor ks and at very high temperatures the enzymes! are denatured. Since both the stages of photosynthesis shoot enzyme activity, the temperature has an affect on the rate of photosynthesis. 4. Chlorophyll Concentration The concentration of chlorophyll affects the rate of reaction as they absorb the light energy without which the reactions cannot proceed. Lack of chlorophyll or deficiency of chlorophyll results in chlorosis or yellowing of leaves. It can...If you want to get a full essay, order it on our website: BestEssayCheap.com

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