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Quinine is extracted from the bark of :

  • A.Eucalyptus
  • B.Cedar
  • C.Neem
  • D.Cinchona

Answer: D

Quinine is extracted from the bark of the cinchona tree.

It was the first effective treatment for malaria and was in use from the seventeenth century, when Jesuit missionaries brought the bark from Peru. India grows cinchona in the Nilgiris and Darjeeling.

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