Biology 9700 · AS & A Level · Infectious diseases

Infectious diseases — practice question

The statements relate to infectious diseases. 1 Disease can pass from one human to another through contact. 2 The disease-causing organism has many antigenic variations. 3 The spread of disease may be affected by climate. 4 A vaccination programme is available. Which row correctly links the statement numbers to each disease?

  • Acholera: 1; measles: 1 and 2; malaria: 1 and 3
  • Bcholera: 1 and 4; measles: 4; malaria: 2
  • Ccholera: 2 and 3; measles: 1 and 3; malaria: 1 and 4
  • Dcholera: 4; measles: 1 and 4; malaria: 2 and 3

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