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NEET Sample Paper NEET Sample Test Paper-79

  • question_answer
    What will be the effect of accumulation of \[{{K}^{+}}\] ions in guard cells?

    A)  Water potential increases

    B)  Water potential decreases

    C)  Exosmosis

    D)  Loss of turgidity

    Correct Answer: B

    Solution :

    When the concentration of \[{{K}^{+}}\] ion in guard cells increase, their osmotic pressure decreases. As a result of this, they absorb water from their surrounding epidermal cells. Thus, increasing its turgidity.


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