1. Tracheids
  2. Xylem fibre
  3. Xylem parenchyma
  4. Sieve tubes
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Option 4 : Sieve tubes

Xylem is the tissue which carries water up through a plant. It is made up of vessels or tracheids, xylem parenchyma and xylem fibre. Sieve tubes are long column - like cells in phloem.

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