Discussion
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- Question
The other name of invertase enzyme is
Options- A. sucrase
- B. saccharase
- C. isomerase
- D. both (a) and (b)
- Correct Answer
- both (a) and (b)
- 1. Which of the following is not a penicillin?
Options- A. Penicillin G
- B. Penicillin X
- C. Penicillin V
- D. Penicillin Y Discuss
- 2. Bacillus thuringiensis is useful as a bacterial
Options- A. source of antibiotics
- B. producer of vitamins
- C. herbicide
- D. pesticide Discuss
- 3. The precursor of Penicillin G is
Options- A. phenoxy acetic acid
- B. phenyl acetic acid
- C. hydroxy phenyl acetic acid
- D. none of these Discuss
- 4. Glucoseoxidase, which had been commercially employed to remove glucose from egg white and whole eggs before drying is obtained by submerged aerated fermentation using
Options- A. A. niger
- B. B. subtilis
- C. B. cereus
- D. A.flavus Discuss
- 5. The man who first discovered the chemical that causes souring of milk was
Options- A. Pasteur
- B. Scheele
- C. Watson
- D. Ronald Ross Discuss
- 6. The first commercial fermention carried out to obtain L-lysine is known as
Options- A. dual fermentation
- B. indirect fermentation
- C. direct fermentation
- D. both (a) and (b) Discuss
- 7. Which of the following organism is utilized to obtain commercial L-lysine by direct method?
Options- A. Micrococcus glutamicus
- B. Mutated strain of Micrococcus glutamicus
- C. Brevibacterium aminogenes
- D. Mutated strain of Brevibacterium aminogenes Discuss
- 8. Penicillin was first produced commercially using
Options- A. stationary mat culture
- B. deep tank aerated fermentations
- C. continuous fermentation
- D. none of the above Discuss
- 9. Malt used to ferment beer is prepared by
Options- A. roasting barley
- B. washing the barley with water and drying it in air
- C. soaking barley in water followed by germination and drying
- D. treating barley with bovine amylase followed by roasting Discuss
- 10. Most biopolymers produced by micro-organisms are
Options- A. cell wall constituents
- B. nucleic acids
- C. histones
- D. exopolysaccharides Discuss
Industrially Useful Microbial Processes problems
Search Results
Correct Answer: Penicillin Y
Correct Answer: pesticide
Correct Answer: phenyl acetic acid
Correct Answer: A. niger
Correct Answer: Scheele
Correct Answer: both (a) and (b)
Correct Answer: Mutated strain of Micrococcus glutamicus
Correct Answer: stationary mat culture
Correct Answer: soaking barley in water followed by germination and drying
Correct Answer: exopolysaccharides
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