Human Diet And Nutrition

Question 1

What is the function of carbohydrates?

Answer 1

Fuel for respiration

Question 2

What is the function of proteins?

Answer 2

Fuel for respiration

Growth and repair of cells and tissues

Question 3

What is the function of lipids?

Answer 3

Fuel for respiration
Store of energy
Insulation

Question 4

Food energy is measured in….

Answer 4

Kilojoules kJ

Question 5

What is the function of iron?

Answer 5

Forms the part of haemoglobin which binds to oxygen

Question 6

Deficiency of iron causes…

Answer 6

Anaemia

Question 7

What is the function of calcium?

Answer 7

Forms teeth and bones

Question 8

Deficiency of calcium causes…

Answer 8

Rickets

Question 9

What is vitamin A used in the body for?

Answer 9

Chemical in the retina and protects surface of the eye

Question 10

What does the body use vitamin C for?

Answer 10

Needed for cells and tissues to stick together

Question 11

What does the body use vitamin D for?

Answer 11

Needed to absorb calcium and phosphate ions from food

Question 12

Deficiency of vitamin A causes..

Answer 12

Night blindness

Damaged cornea

Question 13

Deficiency of vitamin C causes…

Answer 13

Scurvy

Question 14

Deficiency of vitamin D causes…

Answer 14

Rickets caused by weak bones

Question 15

What does the body need water for?

Answer 15

As a solvent to allow things to dissolve in it so they can be transported round the body in the blood
To regulate temp

Question 16

What does the body use fibre?

Answer 16

Fibre from plants cannot be digested so helps food move through the gut.
Fibre contains cellulose.

Question 17

What 5 things make up a balanced diet for a healthy body?

Answer 17

Carbohydrates
Protein
Lipids
Vitamins
Minerals
Water
Dietary fibre