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Microbiology

Microbiology
Coliform bacteria on fermentation of carbohydrates yields

acetic acid
formic acid
all of these
lactic acid

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Microbiology
The bacteria which produce(s) β-galactosidase is/are

all of these
Citrobacter
Enterohacter
Serratia

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

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

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Microbiology
Which of the following gram-positive bacteria causes pharyngitis (sore throat)?

Staphylococcus
Mycobacterium
Streptococcus
Neisseria

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Microbiology
The growth of black-pigmented Bacillus nigrificans, a causative agent of black pickle is favoured by

low level of available nitrogen
neutral or slightly alkaline brine
All of these
presence of carbohydrate like glucose

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Microbiology
Which of the following(s) bacteria belong to the family Entero-bacteriaceae?

Shigella
All of these
Salmonella
Yersinia

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MORE MCQ ON Microbiology

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