SMLE — Microbiology MCQs
Practice 5 Microbiology past-paper MCQs for SMLE, each with a detailed explanation and reference. Try free samples below, then start a full quiz.
Microbiology is a core part of the SMLE syllabus. HighYield's Microbiology question bank collects 5MCQs modelled on real past papers, so you practise the exact style and difficulty you'll face on exam day. Every question comes with a worked explanation and a subject reference, so you learn why an answer is right — not just which option to pick.
Work through Microbiology in Tutor mode to learn as you go, or switch to Timed mode to simulate real exam pressure. Your accuracy is tracked per subject, so you always know whether Microbiology is a strength to maintain or a weak area to drill.
Sample Microbiology Questions
A patient with ventilator-associated pneumonia has a culture growing lactose non-fermenting, gram-negative motile bacilli producing a greenish pigment, oxidase-positive. What is the organism?
- A.Klebsiella pneumoniae
- B.Pseudomonas aeruginosa
- C.Escherichia coli
- D.Proteus mirabilis
A patient with food poisoning has a stool/food investigation showing gram-positive cocci, from a preformed heat-stable enterotoxin. What is the organism?
- A.Shigella species
- B.Staphylococcus aureus
- C.Salmonella species
- D.Escherichia coli
What type of virus is hepatitis B?
- A.A prion
- B.A DNA virus
- C.An RNA virus
- D.A retrovirus
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