BVP Medical BVP Medical Solved Paper-2014

  • question_answer
    Respiratory roots in halophytes are positively

    A)  phototropic

    B)  aerotropic

    C)  rheotropic

    D) Geotropic

    Correct Answer: B

    Solution :

                    The growth movement in response to air is called aero tropism. Pneumatophores (respiratory root of   mangroove/halophytes)   are   positively aerotropic and negatively geotropic. These roots facilitate gaseous exchange in marshry land.


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