Discussion
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- Question
Pectinase, an enzyme used for increasing yield and for clarifying juice is obtained by
Options- A. A. oryzae
- B. A. niger
- C. A.flavus
- D. all of these
- Correct Answer
- all of these
- 1. Species of the genus Streptomyces are known for
Options- A. the production of antibiotics
- B. the production of beer
- C. the production of cheese
- D. nitrification Discuss
- 2. A major organism used in commercial bioleaching for copper recovery is
Options- A. Desulfovibrio desulfuricans
- B. Pseudomonas aeruginosa
- C. Aspergillus niger
- D. Thiobacillus ferrooxidans Discuss
- 3. Naringinase, an enzyme commonly used for removal of bitter taste from citrus juice is obtained from
Options- A. A. niger
- B. A.flavus
- C. A. oryzae
- D. S. cerevisiae Discuss
- 4. The recovery of vitamin from fermentation broth is carried out prior to
Options- A. acidification
- B. alcohol treatment
- C. autolysis
- D. none of these Discuss
- 5. Protease, which is used for flavouring of sake and haze removal in sake is produced by
Options- A. A. oryzae
- B. A. flavus
- C. B. cereus
- D. A. niger Discuss
- 6. Which of the following microorganism produces only L(+) - lactic acid without further racemization?
Options- A. Leuconostoc mesenteroides
- B. Lactobacillus delbrueckii
- C. Rhizopus oryzae
- D. Lactobacillus bulgaricus Discuss
- 7. Which of the following micro organism utilizes lactose as a carbon source in production of lactic acid from whey media?
Options- A. Lactobacillus bulgaricus
- B. Lactobacillus delbrueckii
- C. Lactobacillus pentosus
- D. Leuconostoc mesenteroides Discuss
- 8. Fungal amylases using stationary culture with wheat bran utilizes
Options- A. A. oryzae
- B. A. niger
- C. A. flavus
- D. S. cerevisiae Discuss
- 9. Chlorotetracycline a broad spectrum antibiotic is produced by
Options- A. Streptomyces aureofaciens
- B. Streptomyces rimosus
- C. Streptomyces venezuelae
- D. Streptomyces erythreus Discuss
- 10. The production of acetic acid from ethanol is an
Options- A. anaerobic process
- B. aerobic process
- C. a combination of both
- D. none of the above Discuss
Industrially Useful Microbial Processes problems
Search Results
Correct Answer: the production of antibiotics
Correct Answer: Thiobacillus ferrooxidans
Correct Answer: A. niger
Correct Answer: autolysis
Correct Answer: A. oryzae
Correct Answer: Rhizopus oryzae
Correct Answer: Lactobacillus bulgaricus
Correct Answer: A. oryzae
Correct Answer: Streptomyces aureofaciens
Correct Answer: aerobic process
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