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JAMB Biology 1991 Question 16

Question 16

Structure of Flowering Plants

A wide pith with a ring of conducting tissue is characteristic of the root of

  1. A.sunflower
  2. B.maize
  3. C.bean
  4. D.okra
Show the answer and explanation

Answer: B (maize)

Explanation

A monocot root such as maize has many xylem and phloem groups in a ring around a large central pith; dicot roots have little or no pith.