MGIMS WARDHA MGIMS WARDHA Solved Paper-2014

  • question_answer
    The dark coloured dead wood present in the central region of old tree is

    A)  spring wood                     

    B)  heart wood

    C)  sap wood          

    D)  cambium

    Correct Answer: B

    Solution :

                    Heart wood is also known as dead wood which is formed by the lignification or resin collection in sap wood. The wood is called secondary xylem. The cambium is in the ring of meristematic cell which produce secondary xylem and phloem in dicots.       


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