Question

Butyric acid is produced by

• A. Aspergillus niger
• B. Acetobacter aceti
• C. Clostridium butylicum
• D. Lactobacillus

Answer 1

Answer: (C)

Aspergillus niger (a fungus) of citric acid, Acetobacter aceti (a bacterium) of acetic acid; Clostridium butylicum (a bacterium) of butyric acid and Lactobacillus (a bacterium) of lactic acid.