MCQOPTIONS
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MCQOPTIONS
This section includes 14 Mcqs, each offering curated multiple-choice questions to sharpen your Technology knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Yorkshire square fermenter is a two-vessel system. |
| A. | True |
| B. | False |
| Answer» C. | |
| 2. |
Spheroconical fermenters have a minimal surface area. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 3. |
The Rainier uni-tank was designed in ______________ |
| A. | USA |
| B. | England |
| C. | Japan |
| D. | Scotland |
| Answer» B. England | |
| 4. |
Who described the single-tank operation? |
| A. | Harada |
| B. | Takayanagi |
| C. | Amaha |
| D. | Maule |
| Answer» D. Maule | |
| 5. |
The capacity of Asahi vessels is __________ |
| A. | 4000 hl |
| B. | 5000 hl |
| C. | 6000 hl |
| D. | 8000 hl |
| Answer» C. 6000 hl | |
| 6. |
Which of the following company developed the Asahi vessels? |
| A. | American |
| B. | Indian |
| C. | Canadian |
| D. | Japanese |
| Answer» E. | |
| 7. |
Which of the following is not an advantage of single-tank operation? |
| A. | Reduction in process time |
| B. | Avoids tank-to-tank transfer |
| C. | Avoids oxygen pick-up |
| D. | Avoids foam formation |
| Answer» E. | |
| 8. |
The unit rate of heat transfer (Q) is ____________ |
| A. | J/s |
| B. | J m2 s-1 K-1 |
| C. | m2 |
| D. | J |
| Answer» B. J m2 s-1 K-1 | |
| 9. |
The heat transfer is given by ___________ |
| A. | Q = UA ΔT |
| B. | U = QA ΔT |
| C. | U = AQ ΔT |
| D. | Q = U ΔT |
| Answer» B. U = QA ΔT | |
| 10. |
What is the diameter of cylindroconical vessel? |
| A. | 1.2 – 3.0 m |
| B. | 4.0 – 4.2 m |
| C. | 5.0 – 5.5 m |
| D. | 3.0 – 4.0 m |
| Answer» C. 5.0 – 5.5 m | |
| 11. |
Aluminium in Nathan’s vessels was replaced by ________ |
| A. | Iron |
| B. | Glass |
| C. | Stainless steel |
| D. | Ceramics |
| Answer» D. Ceramics | |
| 12. |
The original Nathan vessels were constructed from ___________ |
| A. | Glass |
| B. | Iron |
| C. | Steel |
| D. | Aluminium |
| Answer» E. | |
| 13. |
Who developed the cylindroconical fermenters? |
| A. | Nathan |
| B. | Witt |
| C. | Hewlett |
| D. | Monod |
| Answer» B. Witt | |
| 14. |
The capacity of cylindrical fermenters is __________ |
| A. | 400 – 1000 hl |
| B. | 500 – 1000 hl |
| C. | 1000 – 2000 hl |
| D. | 500 – 2000 hl |
| Answer» E. | |