Question

Q 1 Define Nutrition. Classify food and its functions.
Nutrition-Nutrition is defined as the science of food & its relationship to
health. Nutrients are specific dietary constituents such as proteins, vitamins
& minerals. Food must contain adequate amounts of all these nutrients in
order to maintain health.
Functions of food
It provides energy for mechanical work.
It maintains growth, repair & reproduction.
It provides resistance against infections & diseases.
It maintains the functions of body tissues.
Classification of food
1. According to source
Vegetable food for ex- Rice, Wheat etc
Animal foods for ex- Meat, egg, fish etc.
2. According to functions
Body builders for ex- meat, milk, fish etc.
> Energy yielder for ex- cereals, sugars etc.
► Protectives for ex- vegetables, fruits etc.
3. According to chemical nature
► Proteins​

Answer 1

Answer:

functions.

Nutrition-Nutrition is defined as the science of food & its relationship to

health. Nutrients are specific dietary constituents such as proteins, vitamins

& minerals. Food must contain adequate amounts of all these nutrients in

order to maintain health.