Macronutrients

Question 1

What are the composition of protein

Answer 1

1. Carbon
2. Hydrogen
3. Oxygen
4. Nitrogen

Question 2

List the two classification of protein

Answer 2

1. High biological value (HBV) protein
2. Low biological value (LBV) proteins

Question 3

List 5 HBV protein foods

Answer 3

1. Meat
2. Fish
3. Eggs
4. Soya beans
5. Meat alternatives

Question 4

List 5 LBV protein foods

Answer 4

1. Peas
2. Beans
3. Lentils
4. Nuts
5. Cereals

Question 5

What is protein made up of

Answer 5

Protein is made up of a chain of smaller units called amino acids. Amino acids are linked together by peptide links.

Question 6

What are the functions of protein

Answer 6

1. Protein is needed for the growth and repair of all body cells ( skin, blood, tissues and bones).
2. It is necessary for the production of important substances in the body, e.g. hormones, enzymes and antibiotics (which fight disease).
3. It produces heat and energy.