Nutrition & Food Processing

Question 1

What is food?

Answer 1

Food is anything that we eat or drink to maintain life, growth and our normal bodily functions

Question 2

Food is composed of many substances called _ ?

Answer 2

Nutrients

Question 3

What does having a balanced diet mean?

Answer 3

That we should eat a variety of nutrients every day.

Question 4

What should our daily diet include?

Answer 4

Proteins, carbohydrates, fats, vitamins, mineral salts, cellulose and water

Question 5

What do most processed foods contain?

Answer 5

Added salt, sugar, preservatives, flavourings and colourings they are consuming

Question 6

Proteins are foods for _ ?

Answer 6

Growth and repair eg muscle building

Question 7

Carbohydrates like sugar and starch are foods that _ ?

Answer 7

Give us energy

Question 8

Carbohydrates like fats and oils are foods that _ ?

Answer 8

Help us store energy in the form of body fats and provide insulation and protection for the nerves and organs.

Question 9

What do vitamins and minerals do?

Answer 9

Build our bones and teeth and help us maintain a healthy immune system

Question 10

What is the healthiest way to eat vegetables?

Answer 10

Uncooked, raw

Question 11

What are the ways that we lose nutrients when preparing food?

Answer 11

By overcooking, peeling, canning, dehydrating, adding bicarbonate of soda during cooking.

Question 12

All packaged food is required to display a nutrition information label. True or false?

Answer 12

True

Question 13

What do food nutrition labels do?

Answer 13

They tell the consumer exactly what is in the product that they are consuming

Question 14

What is food processing?

Answer 14

Food processing is the process of turning raw plant and animal materials into food products

Question 15

Why is food processed?

Answer 15

To make it edible and ready to eat or quick and easy to prepare.
To make it last longer
To improve its nutrient value

Question 16

What are fortified foods?

Answer 16

Fortified foods are foods that have had vitamins and minerals added to them to raise or restore their nutrient content

Question 17

What is preserving?

Answer 17

Treating food to make it last longer.

Question 18

What is brine?

Answer 18

A salt water solution used for pickling foods

Question 19

What are the advantages and disadvantages of drying?

Answer 19

Advantages: Stops micro-organisms from growing; keeps most nutrients
Disadvantages: Can cause loss of some nutrients; dry weather conditions are needed for drying food

Question 20

What are the advantages and disadvantages of refrigerating?

Answer 20

Advantages: Slows growth of micro-organisms
Disadvantages: There is a slow loss of some nutrients with time

Question 21

What are the advantages and disadvantages of freezing?

Answer 21

Advantages: Prevents growth of micro-organisms by low temperature and unavailability of water; nutrients not usually lost
Disadvantages: Unintended defrosting can reduce product quality

Question 22

What are the advantages and disadvantages of adding salt?

Answer 22

Advantages: Micro-organisms cannot grow in salty water; process does not destroy nutrients
Disadvantages: Increases salt content of food

Question 23

What are the advantages and disadvantages of pickling?

Answer 23

Advantages: Prevents growth of micro-organisms; no loss of nutrients
Disadvantages: Some people are sensitive to some chemical preservation