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Industrially Useful Microbial Processes

Industrially Useful Microbial Processes
The major organism used in the microbial production of citric acid is

Rhizopus nigrificins
Penicillin notatum
Lactobacillis delbrueckii
Aspergillus niger

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Industrially Useful Microbial Processes
The commonly used media for submerged bacterial fermentation at commercial scale is

none of these
germinated seed
liver extract
beet molasses

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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. oryzae
A. niger
A. flavus
B. cereus

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

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

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Industrially Useful Microbial Processes
The production of acetic acid from ethanol is an

aerobic process
None of these
a combination of both
anaerobic process

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

Bacillus megaterium
Streptomyces lactis
Streptomyces olivaceus
Streptomyces griseus

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