Chapter 25: Transport of materials in Plants

Transport system of plants main function is to transport water and mineral salts  from the roots to the leaves and to transport manufactured food (sucrose and amino acids) from the leaves to the other parts of the plant.


Parts of the plant transport system:

Part: Xylem
Function: Transport water and mineral salts from the roots to the stem to the leaves and provides mechanical support
Feature: Dead , long, hollow, fine tube-like and one-way vessels with thick lignified cellulose walls

Part: Phloem
Function: Transport manufactured food from the leaves to the other parts of the plant
Feature: Two-way flow of substances