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Microbiology

Microbiology
Coliform bacteria on fermentation of carbohydrates yields

lactic acid
acetic acid
formic acid
all of these

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Microbiology
The Bacillus cereus causes gasteroenteritis by the production of an exoenterotoxin which is released in food as a result of

cell growth
cell autolysis
cell damage
cell permeation

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Microbiology
The agent(s) which can cause plague is/are

Pseudomonas aeruginosa
Yersinia pestis
All of these
Proteus mirabilis

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

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

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Microbiology
Group I C. botulinum strains generally includes in

all types of strains (proteolytic)A, B and F
all types of strains (non-proteolytic) E and F
all types of strains (proteolytic)C, D and F
None of these

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Microbiology
Which of the following is a food infection?

Salmonellois
Staphylococcal intoxication
None of these
Botulism

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