NEET Biology Mineral Nutrition In Plants Question Bank Assertion and Reason

  • question_answer
    Assertion : In Dionaea, each lamina has marginal teeth. Reason : Marginal teeth of Dionaea help in prey capturing.

    A) If both the assertion and the reason are true and the reason is a correct explanation of the assertion

    B) If both the assertion and reason are true but the reason is not a correct explanation of the assertion 

    C) If the assertion is true but the reason is false

    D) If both the assertion and reason are false

    E) If the assertion is false but reason is true

    Correct Answer: A

    Solution :

    The upper surface of each lamina lobe of Dionaea contains 3 sensitive spines. The leaf margin bears 12-20 curved spiny teeth. The marginal teeth get interlocked. So the prey cannot escape. It is digested by the secretion of reddish glands.


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