Question

Continuous addition of sugar in ‘fed-batch’ fermentation is done to:

• A. Purify enzymes
• B. Degrade sewage
• C. Produce methane
• D. Obtain antibiotics

Answer 1

The correct option is D

Obtain antibiotics

This is due to the fact that sugars facilitate the metabolism of most of the microorganisms and provide the substrate for respiration and also as a source of energy.