BCECE Medical BCECE Medical Solved Papers-2007

  • question_answer
    The 10% energy transfer law of food chain was given by

    A)  Lederberg     

    B)  Lindmann

    C)  Weismann    

    D)  Lindley

    Correct Answer: B

    Solution :

    The 10% energy transfer law of food chain is best known as Lindmanns law of trophic efficiency. It states that the efficiency of energy transfer from one trophic level to next is about 10%. J.Lederberg discovered bacterial recombination and got Nobel Prize of it. Weismann was a classical geneticist. He rejected outrightly the Lamarckian ideology of inheritence of acquired characters and Darwins pengensis hypothesis by demonstrating a well known experiment. In his experiment he cut the tail of mice for twenty-two generations. Then he forward the hypothesis of continuity of germplasm. John Lindley (1799-1865) proposed a system of classification and published Introduction to the natural order of plants. His system was based on de Candoiean system with some improvements.


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