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Industrially Useful Microbial Processes

Industrially Useful Microbial Processes
The species of Acetobacter which produces cellulosic strands to hold the cells in lime layer is

Acetobacter curvum
Acetobacter schuetzenbachii
Acetobacter xylinum
Accetobacter orleanense

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Industrially Useful Microbial Processes
Which of the following substance is employed to neutralize the lactic acid as it is produced (because lactic acid bacteria do not tolerate high concentrations of acid?

MgSO4
(NH4)2 HPO4
Na2SO4
CaCO3

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

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

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

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

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Industrially Useful Microbial Processes
Penicillin G is also known as

phenoxy methyl penicillin
2-pentenyl penicillin
benzyl penicillin
hydroxy benzyl penicillin

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Industrially Useful Microbial Processes
Which of the following is a heterofermentative micro-organism?

Lactobacillus bulgaricus
Lactobacillus pentose
Lactobacillus delbrueckii
Leuconostoc mesenteroides

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