Haryana PMT Haryana PMT Solved Paper-2009

  • question_answer
    Which of the following is a harmful social insect?

    A)  Termite                              

    B)  Bombyx mori

    C)  Tachardia  lacca               

    D)  Apis indica

    Correct Answer: B

    Solution :

    Termite is a harmful social insect as it destroys wood, paper, leather, clothes and even the plant bodies or crops in the fields. Bombyx mori (produces silk), Tachardia lacca (produces lac) and Apis indica mainly produces honey and wax all are useful or beneficial insects.


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