BotanyWhich one among the following occupies the innermost region of old woody dicot stem?

Which one among the following occupies the innermost region of old woody dicot stem?

  1. A

    Periderm

  2. B

    Bark

  3. C

    Sap wood

  4. D

    Heart wood

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    Solution:

    Heartwood is the innermost region of secondary xylem with dark brown color due to deposition of various organic compounds. It has timber value and useless for conduction but provides mechanical support to the plant.

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