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Industrially Useful Microbial Processes

Industrially Useful Microbial Processes
β-carotene is also known as

vitamin A
vitamin C
provitamin A
vitamin D

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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

plant pathogens
plant mutants
human pathogens
none of these

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

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

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Industrially Useful Microbial Processes
Fungal amylases using stationary culture with wheat bran utilizes

A. flavus
S. cerevisiae
A. niger
A. oryzae

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Industrially Useful Microbial Processes
Which of the following when used in proper concentration stimulates the Ascomycetes fermentation of vitamin B12 and can be used to counteract toxicity of iron in Candida species?

Co
Ca
Zn
Ni

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

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

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