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Industrially Useful Microbial Processes

Industrially Useful Microbial Processes
The enzyme which converts optically active isomers of lactic acid to the optically inactive racemic mixture is

invertase
racemase
isomerase
dehydrogenase

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Industrially Useful Microbial Processes
The Candida species require fermentation equipment lined with plastic because they are extremely sensitive to

traces of iron
traces of nickel
traces of cobalt
none of these

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

none of these
acidification
alcohol treatment
autolysis

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

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

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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. niger
A. flavus
A. oryzae

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Industrially Useful Microbial Processes
Rickes et al. recovered active crystalline vitamin B12 from the culture of

Streptomyces griseus
Streptomyces olivaceus
Bacillus megaterium
Streptomyces lactis

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