A good producer of citric acid is:
Correct answer: C. Aspergillus
- A. Clostridium
- B. Saccharomyces
- C. Aspergillus
- D. Pseudomonas
Explanation
Aspergillus niger produces citric acid, Clostridium butylicum produces butyric acid, Saccharomyces is used for the commercial production of ethanol and Pseudomonas produces alkaline proteases.
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