biological magnification

biological magnification
the increasing concentration of toxic substances within each successive link in the food chain. Also called biomagnification. Cf. biological accumulation.

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Universalium. 2010.

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  • biological magnification — the increasing concentration of toxic substances within each successive link in the food chain. Also called biomagnification. Cf. biological accumulation …   Useful english dictionary

  • biological magnification — a cumulative increase in the concentrations of a persistent substance in successively higher levels of the food chain; in aquatic environments fish are often the terminus of a food chain and have the most chemicals accumulated (PCBs may… …   Dictionary of ichthyology

  • biological accumulation — the accumulation within living organisms of toxic substances occurring in the environment. Also called bioaccumulation. Cf. biological magnification. * * * …   Universalium

  • biological accumulation — the accumulation within living organisms of toxic substances occurring in the environment. Also called bioaccumulation. Cf. biological magnification …   Useful english dictionary

  • Pesticide — A cropduster spraying pesticide on a field Pesticides are substances or mixture of substances intended for preventing, destroying, repelling or mitigating any pest.[1] A pesticide may be a chemical unicycle, biological agent (such as a virus or… …   Wikipedia

  • biomagnification — /buy oh mag neuh fi kay sheuhn/, n. See biological magnification. [1970 75; BIO + MAGNIFICATION] * * * …   Universalium

  • biomagnification — /buy oh mag neuh fi kay sheuhn/, n. See biological magnification. [1970 75; BIO + MAGNIFICATION] …   Useful english dictionary

  • Polychlorinated biphenyl — PCBs redirects here. For printed circuit boards, see printed circuit board. Labelling transformers containing PCBs …   Wikipedia

  • Biomagnification — Biomagnification, also known as bioamplification, or biological magnification is the increase in concentration of a substance, such as the pesticide DDT, that occurs in a food chain as a consequence of: * Food chain energetics * Low (or… …   Wikipedia

  • biomagnify — /buy oh mag neuh fuy /, v.i., biomagnified, biomagnifying. to undergo biological magnification. [1970 75; back formation from BIOMAGNIFICATION; see FY] * * * …   Universalium

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