Gujarati
8.Microbes in Human Welfare
medium

For the manufacture of gluconic acid and citric acid, which of the following micro-organism is used

A

Lactobacillus bulgaricus

B

Acetobacter sp.

C

Aspergillus niger

D

Gluconobacter sp.

Solution

(c) Gluconic acid is produced, during glucose oxidation by most Aspergillus sps. and citric acid is obtained by the fermentation of sugar syrup by Aspergillus niger.

Standard 12
Biology

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