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NEET Biology Anatomy of Flowering Plants Question Bank Self Evaluation Test - Anatomy of Flowering Plants

  • question_answer
    Red brasilin comes from which part of Caesalpinia sappan?

    A) Bark only

    B) Heart wood only

    C) Sap wood and bark

    D) Heart wood and bark

    Correct Answer: B

    Solution :

    [b] Heart wood is the dark coloured, broad zone of the plant wood. As a stem grows older, its heart wood increases in thickness. The heart wood gets infiltrated with gums, tannins, resins, dyes, etc., e.g. catechu found from 'Acacia catechu, red brazilin from Caesalpinia sappan etc.


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