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Industrially Useful Microbial Processes

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

Lactobacillus pentosus
Streptococcus lactis
Lactobacillus casei
Lactobacillus bulgaricus

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Industrially Useful Microbial Processes
Protease, which is used for flavouring of sake and haze removal in sake is produced by

B. cereus
A. oryzae
A. flavus
A. niger

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Industrially Useful Microbial Processes
Which of the following when used in proper concentration stimulates the Ascomycetes fermentation of vitamin B12 and can be used to counteract toxicity of iron in Candida species?

Ca
Ni
Co
Zn

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

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

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Industrially Useful Microbial Processes
It is mandatory that cultures and fermentation residues be sterilized before discard in case of Eremothecium ashbyii and Ashbya gossypii because they are

plant pathogens
plant mutants
human pathogens
none of these

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

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

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