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Industrially Useful Microbial Processes

Industrially Useful Microbial Processes
Vinegar is a fermentation derived food product containing not less than

4% acetic acid
6% acetic acid
15% acetic acid
25% acetic acid

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

Streptomyces griseus
Bacillus megaterium
Streptomyces lactis
Streptomyces olivaceus

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

alcohol treatment
acidification
autolysis
none of these

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Industrially Useful Microbial Processes
The maximum concentration of ethanol that is achieved by successive distillation of fermentation broth in continuous stills is

60%
99%
95%
70%

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

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

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Industrially Useful Microbial Processes
The rapid process of microbial oxidation developed to produce acetic acid from ethanol at Schutzenbach, Germany is also known as

both (a) and (b)
Orleans process
packed generator
trickle method

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