MCQOPTIONS
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MCQOPTIONS
This section includes 15 Mcqs, each offering curated multiple-choice questions to sharpen your Fermentation Technology knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following strain is useful for diabetes treatment? |
| A. | Interferon |
| B. | Insulin |
| C. | Interleukin |
| D. | Glucagon |
| Answer» C. Interleukin | |
| 2. |
Which of the following is a type of mutation? |
| A. | Point mutations |
| B. | Frameshift mutations |
| C. | Sense mutation |
| D. | Missense mutations |
| Answer» D. Missense mutations | |
| 3. |
Which of the following cannot induce mutations? |
| A. | X-rays |
| B. | Gamma rays |
| C. | Bromine |
| D. | Chlorine |
| Answer» E. | |
| 4. |
In which of the following technique the genome is transferred from one organism to another? |
| A. | Protoplast fusion |
| B. | rDNA technology |
| C. | Induced mutations |
| D. | Conjugation |
| Answer» B. rDNA technology | |
| 5. |
Which of the following organism(s) strain can be improved by parasexual cycle? |
| A. | <i>A. niger</i> |
| B. | <i>P. chrysogenum</i> |
| C. | <i>A. nidulans</i> |
| D. | <i>B. flavum</i> |
| Answer» E. | |
| 6. |
Which of the following secondary metabolites does not prevent the synthesis of its own? |
| A. | Chloramphenicol |
| B. | Puromycin |
| C. | Penicillin |
| D. | Streptomycin |
| Answer» E. | |
| 7. |
Which of the following is the analogue of valine? |
| A. | Isoleucine |
| B. | Trifluoroleucine |
| C. | Leucine |
| D. | Cephamycin |
| Answer» C. Leucine | |
| 8. |
Shiio and Sano (1969) investigated the use of prototrophic revertants of __________ for lysine production. |
| A. | <i>C. glutamicum</i> |
| B. | <i>B. flavum</i> |
| C. | <i>S. cerevisiae</i> |
| D. | <i>S. typhi</i> |
| Answer» C. <i>S. cerevisiae</i> | |
| 9. |
The Replica plate technique was used for _________ |
| A. | Isolation of auxotrophs |
| B. | Isolation of revertants |
| C. | Isolation of analogue-resistant mutants |
| D. | Isolation of prototrophs |
| Answer» C. Isolation of analogue-resistant mutants | |
| 10. |
Who discovered the Gradient plate technique? |
| A. | Sano |
| B. | Shiio |
| C. | Szybalski |
| D. | Kubota |
| Answer» D. Kubota | |
| 11. |
ketoglutarate dehydrogenase normally converts _______ into _______ |
| A. | ketoglutarate, succinate |
| B. | ketoglutarate, malate |
| C. | ketoglutarate, glutamate |
| D. | ketoglutarate, oxaloacetate |
| Answer» B. ketoglutarate, malate | |
| 12. |
When C. glutamicum was grown in a medium containing a high concentration of biotin, the amount of glutamate produced was ________ |
| A. | 10-40 g/mg<sup>-1</sup> |
| B. | 20-35 g/mg<sup>-1</sup> |
| C. | 25-36 g/mg<sup>-1</sup> |
| D. | 35-40 g/mg<sup>-1</sup> |
| Answer» D. 35-40 g/mg<sup>-1</sup> | |
| 13. |
Who isolated a biotin-requiring, Corynebacterium glutamicum? |
| A. | Kinoshita |
| B. | Nakayama |
| C. | Nakao |
| D. | Demain |
| Answer» B. Nakayama | |
| 14. |
The Induced mutations results in _________ formation. |
| A. | A-A dimer |
| B. | C-C dimer |
| C. | T-T dimer |
| D. | G-G dimer |
| Answer» D. G-G dimer | |
| 15. |
Which of the following procedure has a great application in strain improvement? |
| A. | rDNA Technology |
| B. | Conjugation |
| C. | Transformation |
| D. | Transduction |
| Answer» B. Conjugation | |