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Uttarakhand PMT Uttarakhand PMT Solved Paper-2008

  • question_answer
    Which of the following insecticide is obtained from the roots of Derris elleptica ?

    A)  Cinerin        

    B)  Nicotine

    C)  Rotenone      

    D)  Pyrethrum

    Correct Answer: C

    Solution :

    Rotenone is a natural insecticide which is obtained from the root of Derris elleptica. Pyrethrum and cinerin are natural insecticides, obtained from Chrysanthemum cinerarifolium. Nicotine is an alkaloid, obtained from leaf of Nicotiana tabaccum.


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