Nutrition

Question 1

Why do humans need food?

Answer 1

To supply with fuel and to provide materials for growth and repair.

Question 2

What chemical elements make up carbohydrates

Answer 2

Carbon, hydrogen and oxygen

Question 3

What chemical elements make up protein

Answer 3

Carbon, hydrogen, oxygen and nitrogen

Question 4

What chemical elements make up lipids?

Answer 4

Carbon, hydrogen and oxygen

Question 5

What are proteins made up of?

Answer 5

Amino acids

Question 6

What are lipids made up of?

Answer 6

Fatty acids and glycerol

Question 7

Examples of carbohydrates?

Answer 7

Glucose found in sweet tasting food Starch found in rice, potato etc.

Question 8

Example of protein?

Answer 8

Fish, cheese and eggs

Question 9

Examples of lipids

Answer 9

Meat, butter anything particularly high in fat

Question 10

Examples of minerals

Answer 10

Calcium found in dairy product Iron found in red meats

Question 11

Examples of vitamins

Answer 11

Vitamin A - found in carrots Vitamin C - fresh fruit and vegetables Vitamin D - found in fish livers

Question 12

Function of carbohydration

Answer 12

Supplying cells with energy

Question 13

Function of protein

Answer 13

Growth and repair

Question 14

Function of lipids

Answer 14

Essential to cellular structure, insulation and protection of internal organs

Question 15

Function of minerals

Answer 15

Calcium- making teeth and bones Iron- part of haemoglobin in red blood cells

Question 16

Function of vitamins

Answer 16

Vitamin A- production of chemical in the retina Vitamin D- helps bones absorb calcium and phosphate

Question 17

What unit is energy content measured in?

Answer 17

Kilojoules

Question 18

What are the five food groups?

Answer 18

Carbohydrates, protein, lipids, minerals and vitamins