NEET Biology Plant Growth and Development / पौधे की वृद्धि और विकास Question Bank Critical Thinking Questions

  • question_answer
    A plant placed near a window bends outwards because [CPMT 1989]

    A) Its tip is able to get more oxygen

    B) Its tip is able to obtain more light

    C) Its tip is able to receive necessary warmth

    D) The auxin contents on the shadow side is higher than that on the lighter side and as a result the shaded side elongate more than the cells on the illuminated side and the tip bends outwards

    Correct Answer: D

    Solution :

    Plant bends outwards when it placed near window because auxin responsible for the phototropism movement.


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