A-LevelBiologyInfectious diseases9700/12 · May/June 2025 · Q371 Mark
A student made notes about two diseases: hand, foot and mouth disease (HFMD) and Lyme disease. HFMD is caused by a viral pathogen and is transmitted in a variety of ways including: • ingestion of water contaminated with faeces • inhalation of droplets containing the pathogen. Lyme disease is caused by a bacterial pathogen and is transmitted by the bite of an infected insect. Which statement makes a correct comparison between the diseases the student wrote about and cholera, malaria or tuberculosis (TB)?
AAntibiotics can be used to kill the vector of the pathogen that causes malaria and the vector of the pathogen that causes Lyme disease.
BHFMD can be transmitted in a similiar way to either cholera or TB.
CThe cells of the pathogen that causes HFMD and the cells of the pathogen that causes TB are prokaryotic.
DTransmission of TB and HFMD could be reduced by chlorinating drinking water.
✓ Correct answer
B: HFMD can be transmitted in a similiar way to either cholera or TB.
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