MCQOPTIONS
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MCQOPTIONS
This section includes 6 Mcqs, each offering curated multiple-choice questions to sharpen your Bioprocess Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Starvation proteins are produced by a culture during which of the following segments of growth curve? |
| A. | Lag phase |
| B. | Log phase |
| C. | Stationary phase |
| D. | Death phase |
| Answer» D. Death phase | |
| 2. |
What is the generation time if 100 bacterial cells growing logarithmically for 5 hours produced 1.7 106 cells? |
| A. | 0.351 generations/hour |
| B. | 0.353 generations/hour |
| C. | 0.355 generation/hour |
| D. | 0.357 generation/hour |
| Answer» E. | |
| 3. |
In the accelerated phase, cell starts to _________ |
| A. | increase and the division rate increases to reach a maximum |
| B. | decrease and the division rate increases to reach a maximum |
| C. | increase and the division rate decreases to reach a maximum |
| D. | increase and the division rate increases to reach a minimum |
| Answer» B. decrease and the division rate increases to reach a maximum | |
| 4. |
Which phase has the condition of specific growth rate max ? |
| A. | Lag phase |
| B. | Log phase |
| C. | Growth phase |
| D. | Death phase |
| Answer» D. Death phase | |
| 5. |
Which phase has the condition of specific growth rate = 0 ? |
| A. | Lag phase |
| B. | Log phase |
| C. | Stationary phase |
| D. | Death phase |
| Answer» E. | |
| 6. |
Estimate the value of rX ,which is the volumetric rate of biomass production. |
| A. | kg m<sup>-1</sup> s<sup>-1</sup> |
| B. | kg ms<sup>-1</sup> |
| C. | kg m<sup>-3</sup>s<sup>-1</sup> |
| D. | kg m<sup>-3</sup>s<sup>-3</sup> |
| Answer» D. kg m<sup>-3</sup>s<sup>-3</sup> | |