MGIMS WARDHA MGIMS WARDHA Solved Paper-2007

  • question_answer
    Biomagnification refers to

    A) rapid growth due to excessive intake of nutrients

    B)                  increase in population size

    C)                  decrease in population size

    D)  increase in concentration of non-degrabable     pollutants as they pass through food chain

    Correct Answer: D

    Solution :

                     When the concentration of non-degradable pollutants continuously increases in successive trophic level in a food chain, this phenomenon is known as biological magnification or bio magnification  eg, DDT.               


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