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Home ‣ Microbiology ‣ Industrially Useful Microbial Processes See What Others Are Saying!
- Question
The Candida species require fermentation equipment lined with plastic because they are extremely sensitive to
Options- A. traces of cobalt
- B. traces of nickel
- C. traces of iron
- D. none of these
- Correct Answer
- traces of iron
- 1. Salmonellois is caused by the
Options- A. enterotoxin of Salmonella spp
- B. endotoxin of Salmonella spp
- C. neurotoxin of Salmonella spp
- D. exoenterotoxin of Salmonella spp Discuss
- 2. Which of the following substance is employed to neutralize the lactic acid as it is produced (because lactic acid bacteria do not tolerate high concentrations of acid?
Options- A. CaCO3
- B. (NH4)2 HPO4
- C. MgSO4
- D. Na2SO4 Discuss
- 3. Which of the following is a gram-positive bacteria?
Options- A. Lactobacillus
- B. Staphylococci
- C. Streptococci
- D. All of these Discuss
- 4. Number of motility structures on flagellated cells is
Options- A. greater than ciliated cells
- B. lesser than ciliated cells
- C. equal to ciliated cells
- D. none of these Discuss
- 5. Proteomics is
Options- A. the study of algal genomes
- B. a branch of quantum physics dealing with proteins
- C. the study of formation of lipo-protein in animals
- D. the study of the entire collection of proteins expressed by an organism Discuss
- 6. In the time since E. coli and Salmonella diverged evolutionarily
Options- A. there has been little change in either genome
- B. E. coli has acquired many genes via horizontal transfer
- C. E, coli has lost approximately 50% of its genome
- D. none of these Discuss
- 7. Which of the following microorganisms grow in beef at a temperature of 15°C and above?
Options- A. Micrococci
- B. Pseudomonas
- C. Both (a) and (b)
- D. Lactobacillus Discuss
- 8. For each pair of electrons passing from NADH located inside the mitochondria to oxygen, how many ATP molecules can be generated?
Options- A. 1
- B. 2
- C. 3
- D. 4 Discuss
- 9. Yeast are most likely to grow in frozen fruits during
Options- A. slow thawing
- B. refrigeration
- C. ambient temperature
- D. none of these Discuss
- 10. Which of the following is continuous cell line?
Options- A. HeLa
- B. HEp-2
- C. KB
- D. All of these Discuss
More questions
Correct Answer: endotoxin of Salmonella spp
Correct Answer: CaCO3
Correct Answer: All of these
Correct Answer: lesser than ciliated cells
Correct Answer: the study of the entire collection of proteins expressed by an organism
Correct Answer: E, coli has lost approximately 50% of its genome
Correct Answer: Both (a) and (b)
Correct Answer: 3
Correct Answer: slow thawing
Correct Answer: All of these
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