10th Class Science Control and Coordination Question Bank Control and Co-ordination

  • question_answer Flowers like tulip, crocus open at high temperature, but close with fall of temperature. Which of the following movements does it involve?

    A) Photonasty                       

    B) Nyctinasty                         

    C) Seismonasty    

    D) Thermonasty

    Correct Answer: D

    Solution :

    Movements induced in plants due to temperature are called thermonastic movements.

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