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Industrially Useful Microbial Processes

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

99%
70%
95%
60%

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

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

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Industrially Useful Microbial Processes
Which of the following microorganism produces only L(+) - lactic acid without further racemization ?

Leuconostoc mesenteroides
Lactobacillus bulgaricus
Rhizopus oryzae
Lactobacillus delbrueckii

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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
B. cereus
A. flavus

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

Microbacterium ammoniaphilum
Brevibacterium flavum
Arthrobacter paraffineus
C. glutamicum

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Industrially Useful Microbial Processes
A major organism used in commercial bioleaching for copper recovery is

Pseudomonas aeruginosa
Aspergillus niger
Desulfovibrio desulfuricans
Thiobacillus ferrooxidans

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