Root
That part of the plant which is below the ground (in the soil), is called root.
The main functions of root are:
(1) Roots anchor the plant to the soil. It means that root fix the plant firmly to the soil or ground. This prevents the plant from being pulled out easily or blown away by the wind.
(2) Roots absorb water and mineral from the soil. These are needed for the manufacture of food by plant leaves.
(3) Roots that help in holding the soil together. In this way, roots prevent the soil from being blown away by wind or washed away by water and help in the conversation of soil.
Roots are primarily of two types:-
(1) Tap roots, and
(2) Fibrous roots
Food stored in root
The part of a plant which rises vertically up from the ground is called stem.
The Stems of the plants are, however, weak and cannot stand erect. The stem of the tree is the strongest part of the tree and is know as trunk. Most of the tree trunks are covered with a tough layer called “bark“.
The main functions of the stem of a plant are as follows :
(1) The stem holds the plant upright (or erect).
(2) The stem of a plant carries water and minerals from the roots to the leaves and other parts of the plant.
(3) The stem carries the prepared food from leaves to other parts of the plant .
(4) The stem hold the leaves in such a way that the leaves are able to get plenty of sunlight for preparing food by photosynthesis.
learn more about stem root and leaves below
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