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Industrially Useful Microbial Processes

Industrially Useful Microbial Processes
The recovery of vitamin from fermentation broth is carried out prior to

acidification
autolysis
none of these
alcohol treatment

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Industrially Useful Microbial Processes
The rapid process of microbial oxidation developed to produce acetic acid from ethanol at Schutzenbach, Germany is also known as

packed generator
Orleans process
both (a) and (b)
trickle method

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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

human pathogens
none of these
plant pathogens
plant mutants

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Industrially Useful Microbial Processes
A major organic acid produced by a microbial process used in foods is

sulfuric acid
oxalic acid
uric acid
citric acid

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

Aspergillus niger
Desulfovibrio desulfuricans
Pseudomonas aeruginosa
Thiobacillus ferrooxidans

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Industrially Useful Microbial Processes
Riboflavin is a by-product of __________ fermentation carried out by Clostridium spp.

acetone butanol
streptomycin
ethanol
citric acid

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