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Ethanol Production

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

Baffles
All of these
Impeller
Sparger

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

Saccharomyces cerevisiae
Saccharomyces uvarum
All of these
Zygomonas mobilis

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Ethanol Production
What are different substrates used for ethanol production?

All of these
Juices from sugarcane or molasses or sugar beet
Starch containing substrate
Waste product from wood or processed wood

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

Impeller
Sparger
Baffles
All of these

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Ethanol Production
Ethanol is produced by

continuous fermentation
both (a) and (b)
none of these
batch fermentation

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Ethanol Production
To maintain aseptic conditions during fermentation which of the following is needed?

All of these
Sterilization of air supply
Sterilization of fermentor
Aeration and agitation

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