Which of the following components of vascular tissue is made up of dead cells (1) Sieve cell (2) Companion cell (3) Phloem fibre (4) Phloem parenchyma
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Phloem consists of sieve tube, companion cell, phloem fibre or phloem parenchyma all of which help to transport dissolved food material to different parts of the plant. Phellem in turn is a part of cork cambium that is made up of dead cells and helps to provide protection at the outer surface.
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Answer: (1) Xylem
Xylem is the plant tissue with a dead cell. These tissues are made up of dead cells because dead cells can also provide mechanical strength to the plants and do not require much maintenance. It is a vascular tissue found in plants.
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