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NTA Abhyas NEET2020BotanyAnatomy of Flowering PlantsPractice

Which of the following will decay faster?

Options

  1. ASapwood
  2. BSoftwood
  3. CWood with lot of fibres
  4. DHeartwood

Correct answer

A. Sapwood

Step-by-step solution

Sapwood is less durable because it is susceptible to attack by pathogens and insects. It is physiologically active and the conduction of water takes place through it. Heartwood is not attacked by pathogens and insects as it is physiologically inactive. It is filled with tannins, resins, and gums which are not preferred by insects and pathogens.

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