Q.

For the commercial and industrial production of citric acid, which of the following microbes is used?

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a

Clostridium butylicum

b

Aspergillus niger

c

Lactobacillus sp.

d

Saccharomyces cerevisiae

answer is B.

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Detailed Solution

Aspergillus niger (a fungus) - Citric acid

Acetobacter aceti (a bacterium) - Acetic acid

Clostridium butylicum (a bacterium) - Butyric acid 

Lactobacillus (a bacterium) - Lactic acid

Yeast (Saccharomyces cerevisiae) - Ethanol

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For the commercial and industrial production of citric acid, which of the following microbes is used?