Biology 0610 · IGCSE · Xylem and phloem

Xylem and phloem — practice question

The photomicrograph shows a cross-section of a buttercup root. What function does the tissue marked Z have?

  • Asite of photosynthesis
  • Bsite of respiration
  • Ctransport of sugars
  • Dtransport of water

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