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Microbiology

Microbiology
Gassy spoilage of green olives is usually caused by

Enterobacter spp
all of these
Bacillus spp
Clostridium spp

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

all of these
Citrobacter
Serratia
Enterohacter

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

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

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Microbiology
Blackening in pickles occurs due to

growth of Pencillium
both (a) and (b)
None of these
the formation of hydrogen sulfide by bacteria

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Microbiology
Botulism is caused by the presence of toxin developed by

Clostridium sporogenes
none of these
Clostridium botulinum
Clostridium tyrobutyricum

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Microbiology
The bacteria that is negative for fermentation of mannitol is

S boydii
S dysenteriae
S flexneri
S sonnei

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