Microbiology MCQs

Page No. 15

Which one of the following enteric organisms is anaerogenic and non motile ?


aShigella sonnei

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bSalmonella typhi

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cProteus mirabilis

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dKlebsiella pneumonia

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View Answer Shigella sonnei

An elderly male patient presented with fever, chest pain, and dry cough, sputum culture showed growth on charcoal yeast Extract Medium, theorganism is______________?


aH. influenza

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bMoraxella catarrhalis

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cLegionella

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dBurkholderia cepacia

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View Answer Legionella

Bacterial species which is protective or beneficial to the host is_______________?


aStreptococcus sanguis

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bPorphyromonas gingivalis

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cTreponema denticola

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dSpirochetes

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View Answer Streptococcus sanguis

The spirochete which is associated with fusospirochetosis is______________?


aTreponema pallidum

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bTreponjema pertenue

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cBorrelia burgdorferi

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dBorrelia vincenti

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View Answer Borrelia vincenti

Mycobacterium tuberculosis is best demonstrated by_________________?


aGram’s stain

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bH & E stain

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cZiehl-Neelsen stain

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dPAS stain

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View Answer Ziehl-Neelsen stain

Dental Plaque adheres to tooth surface by________________?


aDextran

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bEpithelial cells

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cBacteria

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dSucrose

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View Answer Dextran

About N. gonorrhoea, all are true except__________________?


aMost common cause of urethritis is male

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bAll stains are highly susceptible to penicillin

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cWide spread axoregnic stains cause disseminated gonococcal infection

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dFound exclusively in human beings.

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About Bacteroids True are all Except_______________?


aSusceptible to many antibiotics

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bPresent mainly in mixed infections

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cMost common species is B fragilis

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dBile resistant anerobes

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Which is not true about vibrio cholera_________________?


aIt is non-halophilic

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bGrows on simple media

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cMan is the only natural host

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dCannot survive in extracellular environment

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Pseudomonas aeruginosa_________________?


aProduces heat stable enterotoxin

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bCauses Shangai fever

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cCannot be destroyed at 55 degree at 1 hr.

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dDoes not produce any pigment

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View Answer Causes Shangai fever

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