KS3 Science Revision

A balanced diet consists of 7 things:

 

Carbohydrates: Starch contained in bread and potatoes is used for energy

 

Proteins: Proteins found in meat and fish are used for building cells

 

Lipids: Fat contained in butter and cream is used for energy

 

Vitamins: Vitamins found in fruit and veg are used for vitial processes such as eye sight and keeping a healthy immune system

 

Minerals: Minerals such as iron and calcium are used for healthy blood, teeth and bones

 

 Fibre: Fibre found in cereals and wholemeal is used for the digestive system

 

Water: 75% of your body is water. It is vital for chemical reactions