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“bioaccumulation”
1. Any increase in the concentration of a chemical in a biological organism over time, compared to the chemical's concentration in a surrounding area.
2. An increase in the concentration of a pollutant from external conditions to the first organism in a food chain: The accumulation of chemicals by organisms present in the environment, most often are expressed as the ratio of the concentration of a chemical in the organism to that in the medium, usually water.
3. The increasing concentration of a compound, usually applied to fat soluble pesticides; such as, DDT, in the bodies of living organisms at successively higher levels in the food chain.
2. An increase in the concentration of a pollutant from external conditions to the first organism in a food chain: The accumulation of chemicals by organisms present in the environment, most often are expressed as the ratio of the concentration of a chemical in the organism to that in the medium, usually water.
3. The increasing concentration of a compound, usually applied to fat soluble pesticides; such as, DDT, in the bodies of living organisms at successively higher levels in the food chain.
Also known as: "biological amplification" and "biomagnification".
This entry is located in the following units:
bio-, bi-, -bia, -bial, -bian, -bion, -biont, -bius, -biosis, -bium, -biotic, -biotical
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cumulo-, cumul-, cumuli-
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