Plant Tissues · Botany

The 'wood' of a tree is scientifically referred to as:

  1. Secondary phloem
  2. Primary xylem
  3. Secondary xylem
  4. Cork
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Correct answer: Secondary xylem

Wood is composed of the layers of secondary xylem produced annually by the vascular cambium. Over time, these lignified cells accumulate to form the bulk of the tree trunk.

Difficulty: Medium Question 14 of 40

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