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Ethanol Production

Ethanol Production
The fermentor can be sterilized by

boiling
steam under pressure
all of these
keeping it in the oven

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Ethanol Production
Which of the following is used for aeration in a fermentor?

All of these
Sparger
Baffles
Impeller

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Ethanol Production
What are the fermentation conditions for the ethanol production?

pH 6; temperature 35°C
pH 5; temperature 35°C
pH 5; temperature 30°C
pH 6; temperature 30°C

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

Saccharomyces cerevisiae
All of these
Saccharomyces uvarum
Zygomonas mobilis

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Ethanol Production
Candida utilis is used for the fermentation of waste sulphate liquor since it ferments

pentoses only
both hexoses and pentoses
none of these
hexoses only

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Ethanol Production
Which of the following is used to check vortex and to improve aeration efficiency in a fermentor?

All of these
Sparger
Baffles
Impeller

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