Question

The microorganism useful for fermentation of industrial production of beer is

• A. Streptomyces olivaceous
• B. Aspergillus niger
• C. Penicillium notatum
• D. Saccharomyces cerevisiae

Answer 1

The correct option is D Saccharomyces cerevisiae

Yeasts are the main producers of wine and beer. In that the most important and high yielding strain is the saccharomyces cerevisiae. They ferment the sugars that comes the grapes and barley.

Streptomyces olivaceous is used in the production of antibiotics.

Aspergillus niger is used in the production of organic acids like the citric acid

Pencillium notatum is used in the production of penicillin.

Hence, the correct answer is option D.