Microbes are also used for commercial and industrial production of certain chemicals like organic acids, alcohols and enzymes, choose correct statements from given statements.

(i) Aspergillus niger is a fungus produce acetic acid.

(ii) Acetpbacter aceti which is a bacterium which produces citric acid.

(iii) Clostridium butylicum which is a bacterium which produces butyric acid and propionic acid

(iv) Lactobacillus which is a bacterium produces lactic acid and CO 2 .

(v) Saccharomyces cerevisiae is used for commercial production enzymes like lipase, pectinases and proteases.

(vi) Microbes can produces enzymes like lipase, pectinases and proteases.