Mock Exam Extra

Question 1

What are the functions of endospores and bacterial capsules?

Answer 1

• Capsule helps bacteria to stick to cell surfaces and protects against the immune system.
• Make bacteria resistant to extreme heat and chemicals.

Question 2

5 points for the Purpose of quarantine to prevent the spread of disease. (using influenza as an example)

Answer 2

• Infected pigs would need to be separated from healthy pigs.
• Influenza is spread by closed contact.
• Decrease the population density.
• Equipment would need to be disinfected before moving from quarantine to non-quarantine area.
• New arrivals should be placed in quarantine as a precautionary measure.

Question 3

5 points for the Purpose of immunisation to prevent the spread of disease. (using influenza as an example)

Answer 3

• Provide influenza vaccine.
• Induce immunity or stimulate pigs’ immune system.
• Create herd immunity.
• Reduce the chances of an infected pig contacting an unvaccinated pig.
• Immunity may not be lifelong, regular vaccination is required.