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Science Unit C Gr.9

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Term
Definition
Dispersion   The spreading out of a pollutant.  
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Dilution   Decreasing the concentration of the pollutant by adding something else.  
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Biodegration   Living things breaking down pollutants;break the pollutants into smaller molecules.  
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Aerobic   Enviroment that has oxygen.  
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Anaerobic   Enviroment without oxygen  
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Phytoredemediation   Plants getting rid of pollutients, some absorband bulid-up in unuasally large amoounts.  
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Photolysis   The breakdown of pollutants using sunlight.  
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Biomagnification   The concentration of a pollutent getting bigger as it goes up the food chain.  
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Created by: karly_burkinshaw
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