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JIPMER2004BotanyAnatomy of Flowering Plants

Periderm includes :

Options

  1. Acork cambium only
  2. Bcork cambium and cork
  3. Ccork and secondary cortex
  4. Dcork cambium, cork and secondary cortex

Correct answer

D. cork cambium, cork and secondary cortex

Step-by-step solution

Periderm formation occurs in the root and stems of dicots and gymnosperm in extra stelar region with the help of cork cambium. Periderm is external secondary protective tissue and compreses of cork, cork cambium and secondary cortex.

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