Feeding In Plants
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Why do we call green plants the producers?
Green plants are able to make their own food from simple raw materials around them. This process is called photosynthesis.
Energy is needed for photosynthesis and this energy comes from _____.
Sunlight
What is chlorophyll?
Substance that absorbs sunlight.
What do chloroplasts contain a lot of ?
Lots of chlorophyll
What is light energy used for ?
Convert carbon dioxide and water into sugar (glucose).
The sugar is the plant’s food whereas the oxygen is made as a ____-________.
By-product
During photosynthesis the energy from sunlight becomes converted into the ______ _____ energy in the glucose.
Chemical Bond
What is the equation for photosynthesis?
Carbon dioxide + water = glucose + oxygen
What is the chemically written version of the formula?
6CO2 + 6H2O = C6H12O6 + 6O2
Green plants make food from ______ substances.
Simple
What happens if too much glucose is dissolved in the cell sap?
It will make a strong solution. This would draw water in from other cells by osmosis.
Starch is ___ and does not cause the same problem as glucose. This is why insoluble substances like starch are used for _____ in plants.
Insoluble Storage