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AQA · GCSE · Biology · Higher

The microorganism causing measles

Q03.1 1 mark

Measles is a communicable disease caused by a pathogen.

What type of microorganism causes measles?

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Marking points

  1. 1 Identifies a virus as the microorganism that causes measles.

Full-mark answer

A virus.

Why this answer loses marks

Measles is caused by a bacterium.

This gives the wrong microorganism category for the named disease.