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Industrially Useful Microbial Processes

Industrially Useful Microbial Processes
Most productive species among the different vitamin B12 producing Pseudomonads is

P. ovalis
P. aureofaciens
P. denitrificans
none of these

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Industrially Useful Microbial Processes
Bacitracin, an antibiotic similar to penicillin, is produced by

Bacillus polymyxa
Aspergillus fumigatus
Bacillus licheniformis
Streptomyces erythreus

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

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

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Industrially Useful Microbial Processes
The submerged fermentation of vinegar utilizes special fermentor designs known as

acetator
both (a) and (b)
cavitator
packed vinegar generator

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Industrially Useful Microbial Processes
The aerated submerged bacterial fermentation to produce vitamin B12 employs strains of

Acetobacter
Pseudomonas
both (a) and (b)
Propionibacterium

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Industrially Useful Microbial Processes
During fermentation, pyruvic acid is converted into organic products such as

glucose and fructose
ethyl alcohol and lactic acid
starch and cellulose
citric acid and isocitric acid

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