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NTA Abhyas NEET2020BotanyAnatomy of Flowering PlantsPractice

The vascular bundles in a dicot stem are

Options

  1. AClosed, collateral, exarch
  2. BOpen, collateral, exarch
  3. CClosed, collateral, endarch
  4. DOpen, collateral, endarch

Correct answer

D. Open, collateral, endarch

Step-by-step solution

In dicot stem, vascular bundles are conjoint, collateral in which xylem is present towards inner side and phloem towards center. Cambium is present in between xylem and phloem thus vascular bundles are open. Xylem is endarch as protoxylem is present towards center and metaxylem towards periphery.

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