6.1 THE FOOD WE EAT

Question 1

What are the nutrients that humans need?

Answer 1

1. Carbohydrates
2. Proteins
3. Lipids
4. Vitamins
5. Minerals

Question 2

What is the smallest molecule of a carbohydrate?

Answer 2

Sugar (e.g. glucose)

Question 3

What is the smallest molecule of a protein?

Answer 3

Amino acids

Question 4

What is the smallest molecule of a lipid?

Answer 4

Glycerol and fatty acids

Question 5

Fat is ______ in room temperature
Oil is ______ in room temperature

Answer 5

solid
liquid

Question 6

What are the types of vitamins and what are their functions?

Answer 6

1. Vitamin A
   - Improves visions and fights off infections
2. Vitamin B
   - Creates new blood cells
3. Vitamin C
   - Heals wounds
4. Vitamin D
   - Helps the body to absorb calcium, protect bones and teeth

Question 7

What are the sources of all the types of vitamins?

Answer 7

1. Vitamin A - spinach, broccoli
2. Vitamin B - beans, eggs, milk, vegetables
3. Vitamin C - citrus food
4. Vitamin D - fish liver oil

Question 8

What are the functions of carbohydrates?

Answer 8

Provides most of the energy to body

Question 9

What are the functions of proteins?

Answer 9

Build and repair body tissues

Question 10

What are the functions of lipids?

Answer 10

A source of energy which builds cell membrane and keeps your body warm

Question 11

What are some foods rich in carbohydrates?

Answer 11

Rice, wheat, potato, oats, noodles, bread, sugar…

Question 12

What are some foods rich in protein?

Answer 12

Fish, chicken, lamb, beef, egg, milk, soybean…

Question 13

What are some foods rich in lipids?

Answer 13

Olive oil, butter, avocado, cheese, peanuts…

Question 14

What do minerals consist of and what are their functions?

Answer 14

1. Iron
   - Makes haemoglobin
2. Calcium
   - Builds strong bones and teeth