Which cell type is absent in xylem?

Practice MCQ for SSC, UPSC, RRB Exams

A. Vessels A.
B. Tracheids B.
C. Sieve tubes C.
D. Xylem parenchyma D.

Correct Answer: C সঠিক উত্তর: C

Explanation ব্যাখ্যা

Sieve tubes are a component of phloem tissue, not xylem. Xylem is primarily responsible for water transport, while phloem transports food.
Xylem is composed of four main types of cells: tracheids, vessels (or tracheae), xylem fibres, and xylem parenchyma.

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