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Industrially Useful Microbial Processes

Industrially Useful Microbial Processes
It is mandatory that cultures and fermentation residues be sterilized before discard in case of Eremothecium ashbyii and Ashbya gossypii because they are

none of these
plant mutants
human pathogens
plant pathogens

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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 commonly used media for submerged bacterial fermentation at commercial scale is

liver extract
none of these
beet molasses
germinated seed

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Industrially Useful Microbial Processes
The organism B. brevis can be used commercially for the production of

All of these
tyrocidin
gramicidin A
tyrothricin(bacitracin tyrocidin complex)

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Industrially Useful Microbial Processes
Rickes et al. recovered active crystalline vitamin B12 from the culture of

Streptomyces olivaceus
Streptomyces lactis
Bacillus megaterium
Streptomyces griseus

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Industrially Useful Microbial Processes
Which of the following agents involve biosensors linking with electronic circuit?

Either microorganisms or microbially derived enzymes
Microbially derived enzymes
Microorganisms
Neither microorganisms nor microbially derived enzymes

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