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Communicable diseases, disease prevention and the immune system

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Question 16

Three diseases affecting eukaryotic organisms are listed below:

  1. Potato late blight
  2. Tuberculosis
  3. Malaria

Which of these diseases is/are caused by a protoctist?

A

Only 1 and 2

B

Only 1 and 3

C

Only 2 and 3

D

1, 2 and 3

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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