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Home ‣ Microbiology ‣ Industrially Useful Microbial Processes See What Others Are Saying!
- Question
The medium required for glutamic acid mainly consist of
Options- A. glucose
- B. molasses
- C. sucrose
- D. lactose
- Correct Answer
- glucose
- 1. Which of the following bacteria is gram-negative cocci?
Options- A. Veillonella
- B. Peptococcus
- C. Peptostreptococcus
- D. Sporosarcina Discuss
- 2. The growth of black-pigmented Bacillus nigrificans, a causative agent of black pickle is favoured by
Options- A. presence of carbohydrate like glucose
- B. low level of available nitrogen
- C. neutral or slightly alkaline brine
- D. all of the above Discuss
- 3. Cloudiness of brine of glass-packed olives may be caused by
Options- A. the lactics if fermentation of residual sugar resumes
- B. salt-tolerant bacteria
- C. film yeasts or moulds if air is available
- D. all of the above Discuss
- 4. Radical shifts in pH can be prevented by incorporating
Options- A. a buffer
- B. an oxidizing agent
- C. a reducing agent
- D. any of these Discuss
- 5. Which of the following bacterial genera (that produces endospore) have medical importance?
Options- A. Clostridium
- B. Bacillus
- C. Both (a) and (b)
- D. None of these Discuss
- 6. Site in the ribosome from which the tRNA donates amino acids to the growing polypeptide chain is
Options- A. P site
- B. O site
- C. T site
- D. A site Discuss
- 7. A musty or muddy odor of the fish is attributed to
Options- A. the growth of Streptomyces species in the mud at the bottom of the body of water
- B. the mud at the bottom of the body of water
- C. the growth of Pseudomonas species in the mud at the bottom of the body of water
- D. none of the above Discuss
- 8. What can be coated to the plastic dish if an ELISA is performed to directly detect polio virus?
Options- A. Patient serum
- B. Anti-polio antibody
- C. Polio capsid protein
- D. Colored substrate Discuss
- 9. ATPase
Options- A. synthesizes ATP, coupled to transfer of extracellular protons into the cell
- B. extrudes protons from the cell coupled to the hydrolysis of ATP to ADP
- C. is the enzyme that incorporates ATP into messenger RNA
- D. carries out each of the reactions indicated in (a) and (b) Discuss
- 10. Fluorescence microscopy can be used for the diagnosis of
Options- A. Subacute sclerosing panencephalitis
- B. Herpes simplex encephalitis
- C. Rabies
- D. All of these Discuss
More questions
Correct Answer: Veillonella
Correct Answer: all of the above
Correct Answer: all of the above
Correct Answer: a buffer
Correct Answer: Both (a) and (b)
Correct Answer: P site
Correct Answer: the growth of Streptomyces species in the mud at the bottom of the body of water
Correct Answer: Anti-polio antibody
Correct Answer: carries out each of the reactions indicated in (a) and (b)
Correct Answer: All of these
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