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NUTRITION IN PLANTS

































The rate of photosynthesis can be affected by carbon dioxide concentration,
light intensity and temperature.






Only one of these factors can limit the rate of photosynthesis at any one time,
so if you've changed the light intensity and its rate won't increase any more
you have to…

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Structure Function
Leaf is broad. To absorb light energy
Leaf is thin. As much light as possible can be absorbed
Leaves contain Allows efficient absorption of CO and removal of O by the
chlorophyll in the photosynthesizing cells.
chloroplasts.
Leaves have veins. To carry water from the roots to the…

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Plants need mineral ions for growth.

















EVOLUTION OF OXYGEN:

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PRODUCTION OF STARCH:




REQUIREMENTS OF LIGHT:




REQUIREMENTS OF CARBON DIOXIDE:


REQUIREMENTS FOR CARBON DIOXIDE:

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REQUIREMENTS FOR CHLOROPHYLL:

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