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    Question

    The xylem tissue produced in the spring has larger

    diameter vessels than autumn produced xylem. The distinctive pattern produced where the two types of tissue meet is named as 
    A Cork Correct Answer Incorrect Answer
    B Annual rings Correct Answer Incorrect Answer
    C Callus growth Correct Answer Incorrect Answer
    D Medullary rays Correct Answer Incorrect Answer

    Solution

    Annual rings are concentric circles or layers of wood that are formed in the trunk of a tree as a result of its annual growth. Each ring represents one year of growth. The formation of annual rings is particularly evident in temperate and boreal regions, where there are distinct seasons.

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