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Microbiology

Microbiology
Coliform bacteria on fermentation of carbohydrates yields

all of these
lactic acid
acetic acid
formic acid

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Microbiology
The most important bacterium developing acidity in both low and high salt brines is

L. plantarum
B. subtilis
L. brevis
L. lactis

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Microbiology
Which of the following property(ies), shown by the organisms belong(s) to the family Enterobacteriaceae?

They are oxidase-negative
They ferment glucose
They are catalase-positive
All of these

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Microbiology
The gram-positive bacteria lack __________ structure/component?

outer membrane
plasma membrane
teichoic acid
murein

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Microbiology
Dysentery may be caused by

enteropathogenic Escherichia coli
enteroinvasive E. coli
enterotoxigenic E. coli
verotoxigenic E. coli

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Microbiology
Abnormal fermentation of cabbage may result in a cheese like odour caused by

caprioc acid and Valeric acid
butyric acid
propionic acid
all of these

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MORE MCQ ON Microbiology

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