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Industrially Useful Microbial Processes

Industrially Useful Microbial Processes
The rapid process of microbial oxidation developed to produce acetic acid from ethanol at Schutzenbach, Germany is also known as

both (a) and (b)
packed generator
Orleans process
trickle method

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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?

Na2SO4
MgSO4
CaCO3
(NH4)2 HPO4

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

Penicillin notatum
Lactobacillis delbrueckii
Rhizopus nigrificins
Aspergillus niger

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Industrially Useful Microbial Processes
Naringinase, an enzyme commonly used for removal of bitter taste from citrus juice is obtained from

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

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Industrially Useful Microbial Processes
Chlorotetracycline a broad spectrum antibiotic is produced by

Streptomyces venezuelae
Streptomyces erythreus
Streptomyces rimosus
Streptomyces aureofaciens

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Industrially Useful Microbial Processes
The enzyme which converts optically active isomers of lactic acid to the optically inactive racemic mixture is

racemase
isomerase
dehydrogenase
invertase

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