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  5. Sexual Reproduction in Flowering Plant / फूलों के पौधों में यौन प्रजनन

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

  • question_answer
    Pollen grains are able to tolerate extremes of temperature and desiccation because their exine consists of

    A) Cutin

    B) Suberin

    C) Sporopollenin

    D) Callose

    Correct Answer: C

    Solution :

    Cutin and suberin are water impermeable.


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