Question

Which one of the following is tubular structure in xylem components? *

Tracheids
Vessels
Xylem fibres
All except xylem fibres.
Other:
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Answer 1

Answer:

Tracheids or xylem vessels: these are the tubular structure that helps in vertical transportation of minerals and water in the plants.

Answer 2

Answer:

The most distinctive xylem cells are the long tracheary elements that transport water. Tracheids and vessel elements are distinguished by their shape; vessel elements are shorter, and are connected together into long tubes that are called vessels. Xylem also contains two other cell types: parenchyma and fibers.