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Communicable diseases, disease prevention and the immune system

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Question 27

Rose black spot is a common fungal disease that affects rose plants, causing dark spots to develop on leaves, which then often turn yellow and drop off prematurely.

Which of the following could explain how the rose black spot fungus is transmitted between plants?

  1. Spores carried by the wind
  2. Spores carried by water/rain splash
  3. Spores carried inside the pollen grains by bees
A

1, 2 and 3

B

Only 1 and 2

C

Only 2 and 3

D

Only 1

Markscheme

Communicable diseases, disease prevention and the immune system Questions

  1. A Level
  2. /Biology
  3. /Communicable diseases, disease prevention and the immune system

40 exam-style questions on OCR A A Level Biology Communicable diseases, disease prevention and the immune system. Each one has a worked solution and a mark scheme showing where the marks go.

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