BHU PMT BHU PMT (Mains) Solved Paper-2005

  • question_answer

    Directions : In the following question more than one of the answers given may be correct. Select the correct answer and mark it according to the code:

    Hormone used in tissue culture for better  growth is: (1) auxin                              (2) gibberelltn (3) cytokinin                                       (4) vemalin

    A)  1,2 and 3 are correct

    B)  1 and 2 are correct

    C)   2 and 4 are correct

    D)  1 and 3 are correct

    Correct Answer: D

    Solution :

                     In tissue culture, the development of callus or mass of undifferentiated cells is promoted by auxin, differentiation of callus occurs in the presence of both auxin and cytokinin.


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