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Industrially Useful Microbial Processes

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

Citric acid
Lysine
Galactosidase
Gluconic acid

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

Lactobacillus bulgaricus
Lactobacillus delbrueckii
Leuconostoc mesenteroides
Rhizopus oryzae

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Industrially Useful Microbial Processes
The submerged fermentation of vinegar utilizes special fermentor designs known as

cavitator
acetator
both (a) and (b)
packed vinegar generator

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Industrially Useful Microbial Processes
The major organism used in the microbial production of citric acid is

Penicillin notatum
Rhizopus nigrificins
Aspergillus niger
Lactobacillis delbrueckii

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

Pseudomonas aeruginosa
Thiobacillus ferrooxidans
Desulfovibrio desulfuricans
Aspergillus niger

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Industrially Useful Microbial Processes
The organism used to produce L-glutamic acid is

Micrococcus glutamicus
Arthrobacter globiformis
all of these
Brevibacterium aminogenes

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