Tissue Systems · NCERT Biology

When xylem and phloem within a vascular bundle are arranged in an alternate manner on different radii, the arrangement is called:

  1. Conjoint
  2. Radial type
  3. Collateral
  4. Bicollateral
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Correct answer: Radial type

The radial arrangement is characteristic of roots. Xylem and phloem patches are situated on different radii and alternate with each other around the central axis.

Difficulty: Medium Question 8 of 20

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