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3.1 Communicable diseases

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Question 20
F

Viruses, bacteria, protists and fungi can all act as pathogens.

a.

Give one feature of viruses that is not shared by the other three types of pathogen.

[1]
b.

Explain why a person who is infected with a virus feels ill.

[2]
c.

Measles and HIV are both caused by viruses.

Give one way in which the spread of measles is different from the spread of HIV.

[1]
d.

Suggest why measles spreads through a school more quickly than HIV does.

[2]
Markscheme

3.1 Communicable diseases Questions

  1. GCSE
  2. /Biology
  3. /3.1 Communicable diseases

176 exam-style questions on AQA GCSE Biology 3.1 Communicable diseases, covering 3.1.1 Communicable (infectious) diseases, 3.1.2 Viral diseases, 3.1.3 Bacterial diseases, 3.1.4 Fungal diseases, 3.1.5 Protist diseases, 3.1.6 Human defence systems, 3.1.7 Vaccination, 3.1.8 Antibiotics and painkillers, and 3.1.9 Discovery and development of drugs. Each one has a worked solution and a mark scheme showing where the marks go.

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