Industrially Useful Microbial Processes problems
- 1. Cycloserine may be isolated from the cultures of
Options- A. S. orchidaceus
- B. S. lavendulae
- C. S. garyphalus
- D. All of these Discuss
Correct Answer: All of these
- 2. The organism used to produce L-glutamic acid is
Options- A. Micrococcus glutamicus
- B. Brevibacterium aminogenes
- C. Arthrobacter globiformis
- D. all of these Discuss
Correct Answer: all of these
- 3. Which of the following organism produces enzyme taka diastase?
Options- A. A. oryzae
- B. B. subtilis
- C. A. niger
- D. S. cerevisiae Discuss
Correct Answer: A. oryzae
- 4. The aerated submerged bacterial fermentation to produce vitamin B12 employs strains of
Options- A. Propionibacterium
- B. Pseudomonas
- C. Acetobacter
- D. both (a) and (b) Discuss
Correct Answer: both (a) and (b)
- 5. The major organism used in the microbial production of citric acid is
Options- A. Penicillin notatum
- B. Rhizopus nigrificins
- C. Aspergillus niger
- D. Lactobacillis delbrueckii Discuss
Correct Answer: Aspergillus niger
- 6. Invertase has its application in confectionaries to prevent crystallization of sugar. It is obtained from
Options- A. A. oryzae
- B. A. niger
- C. S. cerevisae
- D. B. subtilis Discuss
Correct Answer: S. cerevisae
- 7. The penicillin F which was produced at first, required the mold
Options- A. Penicillium chrysogenum
- B. Pencillium notatum
- C. Pencillium chrysogenum Q-176
- D. none of the above Discuss
Correct Answer: Pencillium notatum
- 8. The micro-organism used for industrial production of lactic acid using corn dextrose as media is
Options- A. Lactobacillus bulgaricus
- B. Lactobacillus delbrueckii
- C. Lactobacillus pentosus
- D. Streptococcus lactis Discuss
Correct Answer: Lactobacillus delbrueckii
- 9. The organism commonly used for the production of ? carotene is/ are
Options- A. Phycomyces blakesleeanus
- B. Cnoanephora cucurbitarum
- C. Blakeslea trispora
- D. all of these Discuss
Correct Answer: all of these
- 10. Which of the following cephalosporin is more active than penicillin against various species of Salmonella?
Options- A. Cephalosporin N
- B. Cephalosporin C
- C. Synnematin
- D. Both (a) and (c) Discuss
Correct Answer: Both (a) and (c)
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