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Industrially Useful Microbial Processes

Industrially Useful Microbial Processes
The organism which utilizes the pentose of sulphite waste liquor for lactic acid production is

Streptococcus lactis
Lactobacillus bulgaricus
Lactobacillus casei
Lactobacillus pentosus

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Industrially Useful Microbial Processes
The species of Acetobacter which produces cellulosic strands to hold the cells in lime layer is

Acetobacter curvum
Acetobacter xylinum
Accetobacter orleanense
Acetobacter schuetzenbachii

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Industrially Useful Microbial Processes
Which of the following substance is employed to neutralize the lactic acid as it is produced (because lactic acid bacteria do not tolerate high concentrations of acid?

MgSO4
Na2SO4
CaCO3
(NH4)2 HPO4

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Industrially Useful Microbial Processes
It is mandatory that cultures and fermentation residues be sterilized before discard in case of Eremothecium ashbyii and Ashbya gossypii because they are

none of these
plant mutants
human pathogens
plant pathogens

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Industrially Useful Microbial Processes
Species of the genus Streptomyces are known for

nitrification
the production of beer
the production of cheese
the production of antibiotics

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Industrially Useful Microbial Processes
Which of the following is not an industrial product made by the fungus Aspergillus niger?

Citric acid
Galactosidase
Gluconic acid
Lysine

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