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ETHANOL PRODUCTION

Ethanol Production
Which of the following microorganisms help in the ethanol production?

Saccharomyces uvarum
Saccharomyces cerevisiae
Zygomonas mobilis
All of these

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Ethanol Production
After the fermentation is over, ethanol is recovered by

distillation
cell disintegration
centrifugation
filtration

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Ethanol Production
The Zygomonas has a merit over yeast because

All of these
it has high tolerance to ethanol
it has more osmotic tolerance to higher sugar concentration
it has more specific growth rate

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Ethanol Production
Which of the following organism is not used in any of the traditional industrial fermentation?

Pseudomonas
E. coli
Yeast
Bacillus

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Ethanol Production
How is air supply to the fermentor sterilized?

All of these
By heat filtration
Filtration through granular material
Filtration through fibrous material

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