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Industrially Useful Microbial Processes

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?

Na2SO4
(NH4)2 HPO4
MgSO4
CaCO3

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Industrially Useful Microbial Processes
A major organic acid produced by a microbial process used in foods is

citric acid
uric acid
sulfuric acid
oxalic acid

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Industrially Useful Microbial Processes
The first penicillin isolated by Alexander Fleming, penicillin F is also called

n-heptyl penicillin
benzyl penicillin
phenoxymethyl penicillin
2-Pentenyl Penicillin

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Industrially Useful Microbial Processes
Naringinase, an enzyme commonly used for removal of bitter taste from citrus juice is obtained from

A.flavus
A. oryzae
S. cerevisiae
A. niger

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Industrially Useful Microbial Processes
The recovery of vitamin from fermentation broth is carried out prior to

acidification
none of these
alcohol treatment
autolysis

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Industrially Useful Microbial Processes
Protease, which is used for flavouring of sake and haze removal in sake is produced by

B. cereus
A. flavus
A. oryzae
A. niger

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