Question

write a short note on xylem and phloem​

Answer 1

Answer:

xylem is a complex permanent tissue that conducts water and mineral upward from to plant it is also known as wood. xylem consists of four types of elements. VESSELS - vessel is a cylindrical tube like structure that are placed one above the other end to end. it is a non living cell with lignified walls.

PHLOEM

Phloem is a complex permanent tissue. It is made up of four types of elements: sieve tubes, companion cells, phloem fibres and the phloem parenchyma. Sieve tubes are tubular cells with perforated walls. Phloem transports food from leaves to other parts of the plant.

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Answer 2

Explanation:

Xylem and phloem are plant tissues included in the vascular bundles.

Xylem:- Xylem helps in the transportation of water from the roots to other parts of the plants.

Parts of xylem tussue are:

tracheids

xylem vessels

xylem parenchyma

and xylem fibers.

Phloem helps in the transportation of manufactured food from the leaves to other parts of plant.

Parts of phloem vessels are:

sieve tubes,

companion cells,

phloem fibres,

and phloem parenchyma cells.

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