INDUSTRIAL MICROBIOLOGY MCQ 005

41. If the microorganisms are allowed to nutrient medium is called
a. Submerged fermentation
b. Surface fermentation
c. Dual fermentation
d. All of these
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42. Submerged fermentations are
a. Batch fermentation
b. Continuous fermentation
c. Both a and b
d. None of these
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43. Batch fermentation is also called
a. Closed system
b. Open system
c. Fed-batch system
d. None of these
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44. If more than one microorganism is used to obtain the required product, that type of fermentation is called
a. Batch
b. Continuous
c. Dual
d. Fed-batch
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45. L. lysine is produced from
a. Coryne bacterium glutamicum
b. Corynebacterium sps.
c. Mycobacterium sps.
d. None of these
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46. Methods used to get immobilized enzymes:
a. Adsorption
b. Encapsulation
c. Covalent bonding
d. All of these
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47. Raw-material used for the production of alcohol is
a. Molasses
b. Starch
c. Sulphite waste water
d. All of these
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48. Microorganisms used for alcohol production
a. Saccharomyces sereviceae
b. Bacillus subtilis
c. Penicillium chrysogenum
d. None of these
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49. For streptomycin production the microorganisms required are
a. Streptomyces griseus
b. Streptomyces niger
c. Saccharomyces cereviceae
d. All of these
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50. The by-product during streptomycin production is
a. Vitamin A
b. Proline
c. Vitamin B12
d. None of these
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