AQA · Biology · 8461
GCSE Biology: Bacterial diseases
Infection and response · AQA GCSE Biology (8461), specification point 4.3.1.3. Cards are generated from the exam board's own specification for "Bacterial diseases", and every card links back to the page it came from. Specification © AQA — used with attribution.
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How is Salmonella food poisoning spread?
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By bacteria ingested in food, or on food prepared in unhygienic conditions.
How is the spread of Salmonella controlled in the UK?
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Poultry are vaccinated against Salmonella.
What causes the symptoms of Salmonella food poisoning?
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The bacteria and the toxins they secrete.
Name two symptoms of Salmonella food poisoning.
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Any two of: fever, abdominal cramps, vomiting, diarrhoea.
What type of pathogen causes gonorrhoea?
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A bacterium.
How is gonorrhoea spread?
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By sexual contact — it is a sexually transmitted disease (STD).
What are the two main symptoms of gonorrhoea?
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A thick yellow or green discharge from the vagina or penis, and pain on urinating.
Gonorrhoea was easily treated with the antibiotic ? until many resistant strains appeared.
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penicillin
Why is gonorrhoea no longer easily treated with penicillin?
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Many penicillin-resistant strains of the bacterium have appeared.
Give two ways the spread of gonorrhoea can be controlled.
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Treatment with antibiotics, and using a barrier method of contraception such as a condom.
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