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NTA Abhyas NEET2020BotanyAnatomy of Flowering PlantsPractice

Which among the structure has an elongated, unbranched, pointed, and needle-like apices?

Options

  1. APhloem parenchyma
  2. BPhloem fibre
  3. CCompanion cells
  4. DSieve tubes

Correct answer

B. Phloem fibre

Step-by-step solution

Phloem fibers are the dead, unbranched structures with needle-like apices. The cell wall is quite thick, without protoplasm. They are also known as Bast fibers. Phloem fibers of jute, flax, and hemp are used commercially.

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