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Q.
Aspergillus niger is used for commercial and industrial production of
AMUAMU 2014Microbes in Human Welfare
Solution:
Aspergillus niger (a fungus) is used in commercial production of citric acid. Acetobacter acetic (a bacterium) produces acetic acid, Clostridium butylicum (a bacterium used for butryic acid and Lactobacillus (a bacteria) produces lactic acid.