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NEET Sample Paper NEET Sample Test Paper-81

  • question_answer
    Water is lost in a liquid state in some plants from margins of leaves through hydathodes. These hydathodes

    A)  remain open at night and closed during day       

    B)  remain open during day and closed at night

    C)  remain always open

    D)  do not show any specificity in opening and closing

    Correct Answer: C

    Solution :

    Hydathodes or water pores, unlike stomata arc always open as their guard cells are immobile.


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