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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

70%
99%
95%
60%

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Industrially Useful Microbial Processes
Which of the following was the first amino acid to be produced commercially?

L-cystine
L-lysine
L-methionine
L-glutamic acid

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Industrially Useful Microbial Processes
B. flavum strain can be used for the production of

L-Isoleucine and L-Histidine
L-Threonine
L-Proline
All of these

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

uric acid
sulfuric acid
citric acid
oxalic acid

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

Gluconic acid
Citric acid
Lysine
Galactosidase

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

Acetobacter
both (a) and (b)
Pseudomonas
Propionibacterium

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