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Industrially Useful Microbial Processes

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

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

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Industrially Useful Microbial Processes
Species of the genus Streptomyces are known for

nitrification
the production of beer
the production of cheese
the production of antibiotics

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

Pseudomonas aeruginosa
Desulfovibrio desulfuricans
Thiobacillus ferrooxidans
Aspergillus niger

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

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

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

Galactosidase
Citric acid
Gluconic acid
Lysine

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

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

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