Question

Lactic acid is produced by

• A. Lactobacillus bulgaricus
• B. Streptococcus lactis
• C. Rhizopus oryzae
• D. Both A and B
• E. All of the above

Answer 1

Answer: (D)

Both A and B

The Lactobacillus bulgaricus is one of a widely distributed group of lactic acid producing organisms which do not proliferate in laboratory media. Among the lactic species, S. lactis and S. cremoris are used in commercial starters for the production of butter, cultured buttermilk, and certain cheese.

So, the correct answer is option D.