Question

Distinguish between xylem and phloem.

Answer 1

Xylem	Phloem
It conducts water and minerals.	It conducts organic solutes or food materials.
Conduction is unidirectional (from roots to apical parts).	Conduction is bidirectional.
Conducting cells of xylem are tracheids and vessels.	Conducting cells of phloem are sieve tubes.
It provides mechanical strength to the plants.	It has no mechanical function in the plants.
Except xylem parenchyma, it is composed of dead cells.	Except phloem fibres, it is composed of living cells.