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3.1 Communicable diseases

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Question 60
F

A gardener collects up the fallen rose leaves in autumn and burns them. Why does this reduce rose black spot the following year?

[1]
A

It returns mineral ions to the soil that make the rose plant resistant

B

It exposes the fungal spores on the soil surface to destructive sunlight

C

It destroys the fungal spores that survive the winter on fallen leaves

D

It removes the fungal spores that are carried onto the plant by insects

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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