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Industrially Useful Microbial Processes

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

acetone butanol
streptomycin
ethanol
citric acid

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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?

CaCO3
(NH4)2 HPO4
Na2SO4
MgSO4

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Industrially Useful Microbial Processes
The organism which utilizes the pentose of sulphite waste liquor for lactic acid production is

Streptococcus lactis
Lactobacillus bulgaricus
Lactobacillus pentosus
Lactobacillus casei

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

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

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Industrially Useful Microbial Processes
The first penicillin isolated by Alexander Fleming, penicillin F is also called

benzyl penicillin
2-Pentenyl Penicillin
phenoxymethyl penicillin
n-heptyl penicillin

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Industrially Useful Microbial Processes
Which species from the followings is resistant to methyl tryptophan?

Hansenula anomala
Candida utilis
B. subtilis
E. coli

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