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Industrially Useful Microbial Processes

Industrially Useful Microbial Processes
Pectinase, an enzyme used for increasing yield and for clarifying juice is obtained by

A. oryzae
A.flavus
all of these
A. niger

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Industrially Useful Microbial Processes
Vinegar is a fermentation derived food product containing not less than

15% acetic acid
6% acetic acid
25% acetic acid
4% acetic acid

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Industrially Useful Microbial Processes
The major organism used in the microbial production of citric acid is

Rhizopus nigrificins
Aspergillus niger
Lactobacillis delbrueckii
Penicillin notatum

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Industrially Useful Microbial Processes
Fungal amylases using stationary culture with wheat bran utilizes

S. cerevisiae
A. niger
A. flavus
A. oryzae

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Industrially Useful Microbial Processes
Riboflavin is a by-product of __________ fermentation carried out by Clostridium spp.

citric acid
streptomycin
ethanol
acetone butanol

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Industrially Useful Microbial Processes
During fermentation, pyruvic acid is converted into organic products such as

glucose and fructose
citric acid and isocitric acid
ethyl alcohol and lactic acid
starch and cellulose

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