Microbiology MCQ on Industrial Microbiology
1. The best medium for the production of Penicillin is
a. Nutrient agar
b. Corn steep liquor
c. Sulfite waste liquor
d. Whey
2. Industrially important Antibiotic producing organisms shall be isolated by
a. Disk plate methodb. Direct plate method
c. Serial dilution method
d. Crowded plate method
3. Industrial alchohol will be produced by using starter culture
a. Top yeastb. Middle yeast
c. Bottom yeast
d. Feeder yeast
4. Pyruvate decarboxylase acetaldehyde + CO2 = This reaction is specially observed in
a. Lactic acid fermentorsb. Ethanol fermentors
c. Algae
d. Plants
5. The pyruvate, dehydrogenase → multienzyme complex does not occur in
a. Aerobic bacteriab. Microphilic bacteria
c. Facultative anaerobic bacteria
d. Strictly anaerobic bacteria
6. A major ingradient of penicillin production media is
a. Corn mealb. Corn steep liquor
c. Cane steep liquor
d. None of these
7. the outstanding example of traditional microbial fermentation product is
a. Vinegarb. Penicillin
c. Citric acid
d. Tetracyclin
8. Which of the following involves the formation of nitrate from ammonia
a. Ammonificationb. Denitrification
c. Nitrification
d. Nitrogen fixation
9. First genetically engineered and biotechnologically produced vaccine was against
a. AIDSb. Small pox
c. Herpes simplex
d. Hepatitis B.
10. one of the standard cloning vector widely used in gene cloning is
a. Ti pasmidb. EMBL 3
c. pBR 322
d. EMBL 4
11. In alchoholic fermentation, CO2 is evolved during
a. Decarboxylatin of pyruvic acidb. Formation of acetaldehyde
c. Oxidation of acetaldehyde
d. Both a and b