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NEET2013BotanyAnatomy of Flowering PlantsActual

Age of a tree can be estimated by

Options

  1. Aits height and girth
  2. Bbiomass
  3. Cnumber of annual rings
  4. Ddiameter of its heartwood

Correct answer

C. number of annual rings

Step-by-step solution

Age of tree can be estimated by number of annual rings. The two kinds of woods that appear as alternate concentric rings, constitute an annual ring heartwood comprises dead elements with highly lignified walls that give mechanical support to the stem. The height and girth of a tree increases due to the activity of vascular cambium.

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