ETHANOL FERMENTATION Flashcards
1
Q
- What is the primary microorganism used in ethanol fermentation?
A
Saccharomyces cerevisiae (yeast)
2
Q
- Which process is the first step that converts glucose into ethanol and carbon dioxide during ethanol fermentation?
A
Glycolysis
3
Q
- What type of environment is necessary for ethanol fermentation to occur?
A
: Anaerobic environment
4
Q
Which agricultural feedstocks are commonly used for ethanol fermentation?
A
Starch-based
Sugar-based
Lignocellulosic biomass
5
Q
What is the by-product of ethanol fermentation that is often utilized in the beverage and biofuel industries?
A
CO2
6
Q
What is the term for the stage where yeast or other microorganisms are introduced into the fermentation medium?
A
Inoculation
7
Q
Which industry/product does ethanol fermentation is most commonly associated with?
A
Alcoholic beverages
8
Q
What technique prevents contamination from unwanted microorganisms in the ethanol fermentation process?
A
Sterilization
