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Microbiology

Microbiology
Which of the following is/are not a gram-positive bacteria?

Mycobacteria
None of these
Pseudomonas
Streptococci

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

Mycobacterium
Streptococcus
Staphylococcus
Neisseria

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Microbiology
Slimy or ropy kraut is caused by

Lactobacillus lactis
encapsulated varieties of Lactobacillus plantarum
encapsulated varieties of Lactobacillus brevis
None of these

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Microbiology
The milk streptococci produce acetoin that gets spontaneously oxidized yielding a flavorings agent (responsible for aroma of butter) that is

acetone
butyric acid
acetyl coA
diacetyl

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Microbiology
Coliform bacteria on fermentation of carbohydrates yields

formic acid
acetic acid
all of these
lactic acid

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Microbiology
Which of the following genus belongs to family Spirochaetaceae?

Treponema
All of these
Borrelia
Spirochaeta

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MORE MCQ ON Microbiology

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