Microbiology MCQs
Microbiology MCQs cover bacteriology, virology, mycology, parasitology, and immunology, testing pathogen identification, microbial physiology, and infection control. Ideal for MDCAT, FCPS, NTS, and USMLE preparation, these quizzes boost academic knowledge, clinical skills, and exam success.
Q: The test used to differentiate lactose-fermenting from non-lactose fermenting bacteria is
A) MacConkey agar
B) Blood agar
C) Chocolate agar
D) Mannitol salt agar
Q: The toxin responsible for diphtheria is produced by
A) Streptococcus pneumoniae
B) Haemophilus influenzae
C) Corynebacterium diphtheriae
D) Neisseria meningitidis
Q: The major difference between prokaryotes and eukaryotes is the absence of
A) Nucleus
B) DNA
C) Cell wall
D) Ribosomes
Q: The common cold is most often caused by
A) Coronavirus
B) Influenza virus
C) Rhinovirus
D) Adenovirus
Q: A positive India ink preparation suggests the presence of
A) Cryptococcus neoformans
B) Aspergillus fumigatus
C) Candida albicans
D) Histoplasma capsulatum