definitions
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Phytoremediation | Plants getting rid of pollutants. Some absorbed and accumulate unusually large amounts.
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| Photolysis | The breakdown of pollutants using lights.
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| Biomagnification | The concentration of a pollutant getting bigger as it goes up the food chain
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| 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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| Inorganic Compounds | compounds that do not contain carbon
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| LD50 | Amount of substance that causes 50% of test animals to die if they are given a specified dose of the substance.
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| Leachate | Liquid that dissolves and carries substances as it passes through soil.
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| Nitrogen Fixation | Process of changing free nitrogen so that the nitrogen atoms can combine with other atoms to form compounds that organisms can use.
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| Substrate | Surface on which an organism lives or moves.
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