Industrially Useful Microbial Processes problems
- 1. Cephalosporin an antibiotic closely related to penicillin in structure and antibiotic activity are produced by species of
Options- A. Cephalosporium
- B. Cephalospodium
- C. Pseudomonas
- D. Bacillus Discuss
Correct Answer: Cephalospodium
- 2. The sulphite waste liquor fermentation employs use of Candida utilis because of its ability to ferment
Options- A. sucrose
- B. pentose
- C. glucose
- D. maltose Discuss
Correct Answer: pentose
- 3. Production of L-lysine can be carried out by
Options- A. C. glutamicum
- B. B. flavum FA 1-30
- C. B. flavum
- D. All of these Discuss
Correct Answer: All of these
- 4. Which of the following microorganism can yield vitamin B12 using methanol as a carbon source?
Options- A. Methanobacterium soehngenii
- B. Methanobacillus omelianski
- C. Protaminobacter ruber
- D. All of the above Discuss
Correct Answer: All of the above
- 5. Which of the following is a cephalosporin?
Options- A. Cephalosporin N
- B. Synnematin
- C. Cephalosporin C
- D. All of these Discuss
Correct Answer: All of these
- 6. Erythromycin a broad spectrum antibiotic is obtained with the help of
Options- A. Streptomyces rimosus
- B. Streptomyces venezuelae
- C. Streptomyces erythreus
- D. Streptomyces halstedii Discuss
Correct Answer: Streptomyces erythreus
- 7. Microbial rennet, which is used in cheese manufacture is produced by
Options- A. Mucor spp
- B. Aspergillus spp
- C. Bacillus spp
- D. Saccharomyces spp Discuss
Correct Answer: Aspergillus spp
- 8. The beet molasses is pretreated with __________ to reduce great quantity of trace metals.
Options- A. ferrocyanide or ferricyanide
- B. ethylenediamine tetrachloro acetic acid
- C. hydrochloric acid
- D. sulphuric acid Discuss
Correct Answer: ferrocyanide or ferricyanide
- 9. The production of alcohol from lactose of whey is generally carried out by
Options- A. Saccharomyces cerevisiae
- B. Candida pseudotropicalis
- C. Candida utilis
- D. none of these Discuss
Correct Answer: Candida pseudotropicalis
- 10. The immediate precursor for glumatic acid production by Corynebacterium glutamicum is
Options- A. lysine
- B. oxoacetate
- C. citrate
- D. 2-oxo-glutarate Discuss
Correct Answer: 2-oxo-glutarate
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