CMC Medical CMC-Medical VELLORE Solved Paper-2012

  • question_answer
    Age of the plant can be calculated by

    A)  measuring its height

    B)  counting leaf bases

    C)  counting annual rings

    D)  All of the above

    Correct Answer: C

    Solution :

                    Due to continued secondary growth, the xylem cylidner year after year goes on increasing in diameter, with age the inner central portion of the wood (xylem) becomes non-functional and thus annual rings are formed. The annual rings are used to calculate the age of tree.


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