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- Question
Neomycin-B is obtained from
Options- A. Streptomyces niveus
- B. Streptomyces fradiae
- C. Streptomyces spheroides
- D. Streptomyces griseus
- Correct Answer
- Streptomyces fradiae
- 1. Amyloglucosidase is used in glucose production. It is produced by
Options- A. Rhizopus niveus
- B. Endomycopsis fibuliger
- C. Sclerotina libertina
- D. both (a) and (b) Discuss
- 2. Who was the first scientist to observe the antibiotic and therapeutic properties of penicillin?
Options- A. Louis Pasteur
- B. Alexander Fleming
- C. S. C. Prescott
- D. E. P. Abraham Discuss
- 3. The method used for obtaining citric acid as fermentation product are commonly known as
Options- A. submerged aerated fermentation
- B. stationary tray fermentation
- C. both (a) and (b)
- D. none of these Discuss
- 4. Commercial scale production of amino acids is typically carried out using
Options- A. regulatory mutants to cause overproduction of biochemical intermediates
- B. creation of an intentional increase in membrane permeability to increase release of the amino acids
- C. both (a) and (b)
- D. none of the above Discuss
- 5. Which of the following is true about ?-ionone, non-ionic detergent used in ? carotene fermentation medium?
Options- A. It is a precursor of ?-carotene fermentation process
- B. It is regarded as "steering" factor associated with bringing about the presence and activity of the enzymes responsible for ?-carotene formation
- C. It is an inducer of ? carotene fermentation process
- D. None of the above Discuss
- 6. The man who first discovered the chemical that causes souring of milk was
Options- A. Pasteur
- B. Scheele
- C. Watson
- D. Ronald Ross Discuss
- 7. 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
- 8. 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
- 9. Bacillus thuringiensis is useful as a bacterial
Options- A. source of antibiotics
- B. producer of vitamins
- C. herbicide
- D. pesticide Discuss
- 10. Which of the following is not a penicillin?
Options- A. Penicillin G
- B. Penicillin X
- C. Penicillin V
- D. Penicillin Y Discuss
Industrially Useful Microbial Processes problems
Search Results
Correct Answer: both (a) and (b)
Correct Answer: Alexander Fleming
Correct Answer: both (a) and (b)
Correct Answer: both (a) and (b)
Correct Answer: It is regarded as "steering" factor associated with bringing about the presence and activity of the enzymes responsible for ?-carotene formation
Correct Answer: Scheele
Correct Answer: A. niger
Correct Answer: phenyl acetic acid
Correct Answer: pesticide
Correct Answer: Penicillin Y
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