WB JEE Medical WB JEE Medical Solved Paper-2010

  • question_answer
    Which one of the following is used as biological insecticide?

    A)  Tiger beetle                      

    B)  Caterpillar

    C)  Silkmoth                            

    D)  Mazra poka

    Correct Answer: A

    Solution :

                    Tiger beetle plays a major role  in agroecosystems by contributing to the mortality of weeds, seeds, insects and slugs. They eat a wide variety of pest organisms including aphids, moth larvae, beetle larvae, mites and springtails.


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