Question

.............. is used in the preparation of beverages by fermentation of barley.

• A. Saccharomyces cerevisiae
• B. Helicobacter pylori
• C. Salmonella typhi
• D. Vibrio cholerae

Answer 1

The correct option is A Saccharomyces cerevisiae

Helicobacter pylori causes stomach infection.
Salmonella typhi causes typhoid.
Vibrio cholerae is causes cholera.
Saccharomyces cerevisiae is a species of yeast which is used in the preparation of beverages by fermentation of barley. They break down sugar molecules to ethanol and CO${}_2$.