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Industrially Useful Microbial Processes

Industrially Useful Microbial Processes
β-carotene is also known as

vitamin D
vitamin A
provitamin A
vitamin C

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

Propionibacterium
Pseudomonas
both (a) and (b)
Acetobacter

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

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

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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?

(NH4)2 HPO4
MgSO4
CaCO3
Na2SO4

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

Eremothecium ashbyii
Candida flareri
Ashbya gossypii
None of these

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

Streptomyces erythreus
Bacillus polymyxa
Aspergillus fumigatus
Bacillus licheniformis

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