Health and Lifestyle FULL

Question 1

What are carbohydrates used for?

Answer 1

They provide energy

Question 2

What are lipids used for?

Answer 2

Provide energy, insulation and protection for organs

Question 3

What are proteins used for?

Answer 3

Used for growth and repair

Question 4

What are vitamins used for?

Answer 4

Keep you healthy

Question 5

What are minerals used for?

Answer 5

Keep you healthy

Question 6

What is water needed for?

Answer 6

is needed in all cells and body fluids

Question 7

What is fibre needed for?

Answer 7

Provides bulk to food and keeps it moving in the gut. It cannot be digested.

Question 8

Why do you need vitamin A?

Answer 8

Good eyesight

Question 9

Why do you need vitamin D?

Answer 9

Healthy teeth and bones

Question 10

What chemcial tests for starch?

Answer 10

Iodine

Question 11

What is the positive test for starch?

Answer 11

The iodine will turn blue/black

Question 12

What chemical tests for lipids?

Answer 12

Ethanol

Question 13

What is the positive test for lipids?

Answer 13

The ethanol turns cloudy when mixed with water

Question 14

What chemical tests for protein?

Answer 14

Add copper sulfate and sodium hydroxide (or Biuret solution)

Question 15

What is the positive test for protein?

Answer 15

The solution will turn purple

Question 16

What chemical tests for sugar?

Answer 16

Add Benedict’s solution

Question 17

What is the positive test for sugar?

Answer 17

The solution will turn orange-red

Question 18

What unit do we measure energy in?

Answer 18

Joules or kilojoules

Question 19

If you consistently do not eat enough food it could lead to?

Answer 19

starvation

Question 20

If you consistently overly eat enough food it could lead to?

Answer 20

obesity

Question 21

Being underweight could lead to the following symptoms:

Answer 21

poor immune system, lack of energy, lack of vitamins or minerals

Question 22

Being overweight could lead to the following symptoms:

Answer 22

Increased risk of heart disease, stroke, diabetes and some cancers

Question 23

What does deficiency mean?

Answer 23

When you do not have enough of a vitamin or mineral

Question 24

What is vitamin A deficiency called?

Answer 24

Night blindness

Question 25

What is vitamin D deficiency called?

Answer 25

Ricketts

Question 26

What is the digestive system?

Answer 26

A group of organs that work together to break down food

Question 27

What is digestion?

Answer 27

Where large molecules are broken into smaller molecules

Question 28

Where does food enter?

Answer 28

The mouth

Question 29

What do scientist call the tube food goes down?

Answer 29

The gullet

Question 30

Where is food mixed with digestive juices and acids?

Answer 30

The stomach

Question 31

What part of the digestive system adds juices from the liver and the pancreas. Small molecules will pass through the wall of this.

Answer 31

Small intestine

Question 32

What part of the digestive system allows water to be passed back into the body leaving undigested food?

Answer 32

Large intestine

Question 33

This is where faeces are stored until they leave the body

Answer 33

Rectum

Question 34

This is a muscular ring through which faeces pass out of the body

Answer 34

Anus

Question 35

What is an enzyme?

Answer 35

Special proteins that can break large molecules of nutrients into small molecules

Question 36

What is the enzyme for protein?

Answer 36

Protease

Question 37

What are proteins broken down into?

Answer 37

Amino acids

Question 38

What is the enzyme for starch?

Answer 38

Carbohydrase (Amylase)

Question 39

What is starch broken down into?

Answer 39

Sugars

Question 40

What is the enzyme for fats?

Answer 40

Lipase

Question 41

What are fats broken down into?

Answer 41

Fatty acids and glycerol

Question 42

What is a catalyst?

Answer 42

A substance that speeds up a reaction

Question 43

What role does bacteria play in our gut?

Answer 43

They make important vitamins such as vitamin K

Question 44

What are drugs

Answer 44

Chemical substances that affect the way your body works

Question 45

What are medicinal drugs?

Answer 45

Drugs used in medicine to improve health or treat a disease

Question 46

What are recreational drugs?

Answer 46

Drugs people take for enjoyment

Question 47

What is paracetamol taken for?

Answer 47

Pain relief

Question 48

What are antibiotics used for?

Answer 48

To treat infections

Question 49

Name a legal recreational drugs

Answer 49

Alcohol or tobacco

Question 50

What is drug addiction?

Answer 50

The dependency on a drug to feel normal

Question 51

What is a withdrawal symptom?

Answer 51

Symptoms when someone stops taking a drug

Question 52

What does alcohol contain?

Answer 52

Ethanol

Question 53

What do we call drugs that slow down your body's reactions?

Answer 53

Depressants

Question 54

State 4 dangers of drinking alchohol

Answer 54

Stomach ulcers, heart disease, brain damage and liver damage

Question 55

What happens to your liver when it breaks down alchohol?

Answer 55

It gets scarred

Question 56

What happens if a pregnant women drinks?

Answer 56

Increases the risk of miscarriage, stillbirth, premature birth and low-birth-weight babies

Question 57

What is fetal alcohol syndrome?

Answer 57

Where a mother drinks during pregancy. It can lead to learning difficulties, facial problems and poor immune systems.

Question 58

What four problems can smoking increase the chances of?

Answer 58

Breathing problems, cancer, heart attacks and strokes

Question 59

What is passive smoking?

Answer 59

Breathing in other peoples smoke

Question 60

State two respiratory illnesses

Answer 60

Bronchitis and pneumonia

Question 61

What is a stimulant

Answer 61

A drug that speeds up the nervous system

Question 62

State an example of a stimulant found in cigarettes

Answer 62

Tobacco

Question 63

What is emphysema?

Answer 63

A lung disease that affects the alveoli in your lungs.

Question 64

What are cillia?

Answer 64

Cillia sweep mucus into your stomach- keeping your airway clean

Question 65

What is mucus?

Answer 65

A sticky substance designed to trap bacteria

Question 66

Why is a build up of mucus bad?

Answer 66

The mucus goes into your lungs - making it harder to breathe and could cause an infection

Question 67

Why might you get a build up of mucus?

Answer 67

Tar in cigarettes stops the cillia moving