B6.3.3

Question 1

How can you prevent the spread of communicable diseases 1

Answer 1

Covering your mouth and nose when you cough or sneeze

Question 2

How can you prevent the spread of communicable diseases 2

Answer 2

Not touching infected people or objects

Question 3

How can you prevent the spread of communicable diseases 3

Answer 3

Using protection to prevent bodily fluids being exchanged during sexual intercourse

Question 4

How can you prevent the spread of communicable diseases 4

Answer 4

Not sharing needles as diseases such as HIV can be passed on in blood from the needle

Question 5

Examples of being hygienic to prevent communicable diseases spreading

Answer 5

Wash your hands before eating
Cook food properly.
Drink clean water
Prevent yourself from animal bites

Question 6

How does cooking food prevent the spread of communicable disease

Answer 6

Some animals contain bacteria such as E.COLI and Salmonella which could cause food poisoning thorough cooking kills the bacteria.

Question 7

How does drinking clean water prevent the spread of communicable disease

Answer 7

Untreated water can contain microorganisms that cause diseases such as cholera and typhoid.

Question 8

How to make water clean

Answer 8

If water is untreated you must boil it or use sterilisation tablets.

Question 9

How do farmers prevent the spread of disease in plants and animals

Answer 9

Diseased plants are burnt to prevent the disease spreading
Animals may be treated using drugs however some diseases require whole herds to be slaughtered
Livestock can’t be moved
Chemical dips are installed on farms to kill pathogens on footwear

Question 10

How are diseases identified by farmed

Answer 10

By changed to an organism’s appearance or through identifying the pathogen by its DNA or antigens.