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Industrially Useful Microbial Processes

Industrially Useful Microbial Processes
Which of the following substance is employed to neutralize the lactic acid as it is produced (because lactic acid bacteria do not tolerate high concentrations of acid?

MgSO4
CaCO3
Na2SO4
(NH4)2 HPO4

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Industrially Useful Microbial Processes
Which of the following Ascomycetes are used for riboflavin production?

Eremnothecium ashbyii
Both (a) and (b)
Ashbya gossypii
Candida guilliermondia

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

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

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Industrially Useful Microbial Processes
Bacitracin, an antibiotic similar to penicillin, is produced by

Aspergillus fumigatus
Bacillus licheniformis
Streptomyces erythreus
Bacillus polymyxa

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

Thiobacillus ferrooxidans
Aspergillus niger
Desulfovibrio desulfuricans
Pseudomonas aeruginosa

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Industrially Useful Microbial Processes
Which of the following is known for greater stability of the riboflavin producing capacity?

Ashbya gossypii
Candida flareri
None of these
Eremothecium ashbyii

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