Proteins, fats and carbohydrates

Question 1

3 reasons our body needs protein

Answer 1

Growth
Repair
Maintenance

Question 2

Name four alternative protein sources

Answer 2

Soya
Tofu
Mycoprotein
TVP

Question 3

What are high and low biological proteins

Answer 3

High = all essential amino acids (animal sources)
Low = one or more amino acids missing so you combine two or more together ( protein complementation)

Question 4

A deficiency and excess of protein

Answer 4

Excess = strain on liver and kidneys 
Deficiency = kwashiorkor (build up of fluid around the stomach)

Question 5

3 reasons our body needs fat

Answer 5

Insulation
Protection
Source of vitamins A, D, E and K

Question 6

The difference between saturated and unsaturated fats

Answer 6

Saturated = unhealthy, solid at room temp, animal sources 
Unsaturated = healthier, soft or liquid at room temp, vegetable sources

Question 7

What happens with excess and deficiency of fats

Answer 7

Excess= weight gain, increased blood cholesterol ( build up in blood vessels increased risk of high blood pressure and stroke)
Deficiency = vitamin deficiency, weight loss (lack of energy ), less insulation and protection

Question 8

Name a mono, di and poly saccharide

Answer 8

Mono = glucose/ fructose 
Di = sucrose 
Poly = starch ( complex carbohydrate)