12th Class Biology Sexual Reproduction in Flowering Plant / फूलों के पौधों में यौन प्रजनन Question Bank MCQs - Sexual Reproduction in Flowering Plants

  • question_answer
    Viability of pollen grains depends on

    A) temperature                   

    B) humidity

    C) Both [a] and [b]

    D) pressure

    Correct Answer: C

    Solution :

    [c] The period in which the pollen grains remain viable is highly variable. It depends on the temperature and humidity.


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