OCR A Level Biology B (Advancing Biology)
OCR A Level Biology B (Advancing Biology) Controlling Communicable Diseases Exam Questions
Free OCR A Level Biology B (Advancing Biology) exam questions on Controlling Communicable Diseases, with mark schemes. Covers vaccination, antibiotics, antibiotic resistance, epidemiology and drug development.
Controlling Communicable Diseases exam questions
1 question pack of real past exam questions with its mark scheme. Answer every question without notes, then mark your answers line by line against the mark scheme.
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A Level Biology Flashcards
Every answer is written in mark scheme wording, so you learn exactly what examiners give marks for. Pick your exam board, then test yourself with the questions on this page.
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About OCR A Level Biology B (Advancing Biology) Controlling Communicable Diseases
This topic covers how disease spread is controlled.
What you need to know
- Vaccination Programmes and herd immunity.
- Antibiotics How they work and the rise of resistance.
- Epidemiology Incidence, prevalence and controlling outbreaks.
- Drug development Trials and new antimicrobials.
Common mistakes in Controlling Communicable Diseases
- Saying antibiotics treat viral infections.
- Confusing incidence and prevalence.
- Saying bacteria become resistant on purpose.
Try three Controlling Communicable Diseases exam-style questions
1. Explain how antibiotic resistance spreads. (2 marks)
Show the mark scheme answer
Resistant bacteria survive and reproduce (1), passing on resistance alleles, including by plasmids (1).
2. Define herd immunity. (1 mark)
Show the mark scheme answer
When enough of a population is immune to stop pathogen spread.
3. State why a full course of antibiotics is recommended. (1 mark)
Show the mark scheme answer
To reduce the chance resistant bacteria survive.
Controlling Communicable Diseases FAQs
What does this topic cover?
Vaccines, antibiotics, resistance and epidemiology.
Which practical links here?
Testing antibiotic effectiveness with zones of inhibition.
What is MRSA?
A strain of Staphylococcus aureus resistant to many antibiotics.
Revise this topic with flashcards: A Level Biology Flashcards, with mark scheme answers for Anki and Quizlet.
