CET Karnataka Medical CET - Karnataka Medical Solved Paper-2009

  • question_answer
    What is/are true about heart wood?
    [A] It does not help in water conduction.
    [B] It is also called alburnum.
    [C] It is dark in colour but very soft.
    [D] It has tracheary elements which are filled with tannin, resin, etc.

    A)  B, C and D

    B)  A and D

    C)  B and D

    D)  A, B and C

    Correct Answer: B

    Solution :

    Heart wood is also called duramen. It represents the central wood of the plant. It is dark in colour and heavier in weight. Living cells are absent. It represents non-functional part of the secondary xylem (wood).


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