Bioconcentration is the accumulation of a chemical in or on an organism when the source of chemical is solely water. Bioconcentration is a term that was created for use in the field of aquatic toxicology. Bioconcentration can also be defined as the process by which a chemical concentration in an aquatic organism exceeds that in water as a result o...
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http://en.wikipedia.org/wiki/Bioconcentration
(Bioaccumulation) The accumulation of a chemical in tissues of an organism to levels greater than in the environment in which the organism lives. ... (05 Dec 1998) ...
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The uptake and retention of chemicals by organisms from their immediate environment. When a chemical increases in concentration at each succeeding link in the food chain.
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bioconcentration 1. The uptake of a heavy metal or chemical compound; such as, a pesticide from the environment and its accumulation in the cells of living organisms as, in a particular part of a plant or animal body. 2. Any increase in the concentration of a chemical in a biological organism over time, compared to the chemical's concentration in ...
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http://www.wordinfo.info/words/index/info/view_unit/528/
The step-wise increase, found at each higher level of the food chain, in the concentration of certain chemicals in the bodies of organisms. Chemicals that usually bioconcentrate in the food chain are those toxins, such as DDT, that tend to accumulate (see bioaccumulation) in organisms because they are taken up from the environment faster than they ...
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https://academy.allaboutbirds.org/bird-academys-a-to-z-glossary-of-bird-ter
The accumulation of a chemical in tissues of a fish or other organism to levels greater than in the surrounding medium.
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https://www.encyclo.co.uk/local/20094
Accumulation of a substance in an organism by absorption from the environment irrespective of any intake with food. The concept is of particular importance for aquatic life with regard to the absorption of those fat-soluble substances which are only broken down slowly.
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https://www.encyclo.co.uk/local/20720
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