Question

Yeast and other anaerobic bacteria are used in producing additive of gasoline at large scale. Why?

• A. Because they undergo fermentation
• B. Because they produce more ethanol
• C. Because they do it rapidly
• D. All the above

Answer 1

The correct option is D

All the above

Yeast and other anaerobic bacteria are used in producing additive of gasoline at large scale from substrates rich in starch.

During fermentation [a form of anaerobic respiration] , yeast and certain anaerobic bacteria produce ethanol ,which serves as an additive of gasoline.