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ETHANOL PRODUCTION

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

Zygomonas mobilis
Saccharomyces uvarum
All of these
Saccharomyces cerevisiae

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

distillation
cell disintegration
filtration
centrifugation

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Ethanol Production
The Zygomonas has a merit over yeast because

it has more osmotic tolerance to higher sugar concentration
All of these
it has high tolerance to ethanol
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
Yeast
Bacillus
E. coli

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Ethanol Production
How is air supply to the fermentor sterilized?

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

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