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Industrially Useful Microbial Processes

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

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

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

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Industrially Useful Microbial Processes
Pectinase, an enzyme used for increasing yield and for clarifying juice is obtained by

A. niger
A.flavus
all of these
A. oryzae

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Industrially Useful Microbial Processes
Which of the following organism is utilized for the production of D-L-alanine?

Microbacterium ammoniaphilum
C. glutamicum
Arthrobacter paraffineus
Brevibacterium flavum

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Industrially Useful Microbial Processes
The organism B. brevis can be used commercially for the production of

tyrocidin
All of these
tyrothricin(bacitracin tyrocidin complex)
gramicidin A

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

dehydrogenase
racemase
invertase
isomerase

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