Food is a combination of substances that is taken into the body nourishment and healthy living. However different types of food different people at different type is taken but the purpose is same to acquire energy for survival.

The food which is eaten by most of human beings is called staple food. Chapattis, rice, dosa, bread, pulses, spinach etc are staple food. People living in different food. Even seasonal variations are also seen.

Food is the fuel of body that plays vital role in the survival of living beings. Some of its function and importance are mentioned below: -

*Energy for activities - Food gives us energy that helps to perform various activities compulsory for survival.
*Nourishment and growth - Ingredients of food provide vital nutrients responsible for growth and nourishment of human body.
*Repair and maintenance - Protein the nutrient present in food like fish, eggs etc plays vital role in the repair and maintenance of cells and tissues in order to make body system work properly.
*Protection from diseases - Food provides nutrients that protects human body from diseases.