Clasess of Food

Science

Seven main classes of food

Carbohydrate, protein, fat, vitamin, mineral, fibre and water

Carbohydrate

Organic compound that contains carbon, hydrogen and oxygen

Importance of carbohydrate

Carbohydrate supplies a lot of energy

Cellulose

Carbohydrate that forms the cell walls of plants

Protein

Food substance that contains carbon, hydrogen, oxygen and nitrogen

Basic unit of protein

Amino acid

Function of protein

Growth and to repair damaged tissues

Sources of carbohydrate

Rice, banana, potato and bread

Sources of protein

Chicken, meat, seafood dan nuts

Sources of vitamin

Fruits and vegetables