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Industrially Useful Microbial Processes

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

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

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

Aspergillus fumigatus
Bacillus polymyxa
Bacillus licheniformis
Streptomyces erythreus

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

uric acid
citric acid
oxalic acid
sulfuric acid

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Industrially Useful Microbial Processes
The biotin level in obtaining L-gluatmic acid by fermentation using Micrococcus glutamicus is critical because

too low level prevents growths, hence L-glutamic acid production
too high level prevents L-glutamic acid production
both (a) and (b)
None of these

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Industrially Useful Microbial Processes
Which of the following is not an industrial product made by the fungus Aspergillus niger?

Lysine
Gluconic acid
Galactosidase
Citric acid

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

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

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