SSC General Science & Technology Sample Paper NCERT Sample Paper-6

  • question_answer
    Desired improved varieties of economically useful crops are raised by

    A)  Mutation                      

    B)  biofertilizer

    C)  Hybridization    

    D)  natural selection

    Correct Answer: C

    Solution :

    [c] Hybridization is the production of a hybrid by crossing two plants of unlike genetic constitution. This method is used for the improvement of varieties of different plants

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