MCQOPTIONS
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MCQOPTIONS
This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
What type of bioreactor is shown in the diagram? |
| A. | Perfusion bioreactor |
| B. | Photo-bioreactor |
| C. | Spinning flask |
| D. | Rotating wall vessel reactor |
| Answer» B. Photo-bioreactor | |
| 2. |
The perfusion system offers an alternative to the spinner flask technology as it combats the problems related to the static culture conditions. |
| A. | TRUE |
| B. | FALSE |
| Answer» B. FALSE | |
| 3. |
A ________________ (PBR) is a bioreactor that utilizes a light source to cultivate phototrophic microorganisms. |
| A. | Photo-bioreactor |
| B. | Capacitor-reactor |
| C. | Transducer-reactor |
| D. | Electrochemical-reactor |
| Answer» B. Capacitor-reactor | |
| 4. |
The rotating wall structures provide reduced shear stress in Rotating wall vessel reactor. |
| A. | TRUE |
| B. | FALSE |
| Answer» B. FALSE | |
| 5. |
Commercial single-use bioreactors have been available since the end of the ______ |
| A. | 1990s |
| B. | 1880s |
| C. | 1900s |
| D. | 1950s |
| Answer» B. 1880s | |
| 6. |
Who invented the Rotating wall vessel bioreactor? |
| A. | NASA |
| B. | ISRO |
| C. | IISC |
| D. | DRDO |
| Answer» B. ISRO | |
| 7. |
In _________ culture, fluid flow driven by a magnetic stir bar creates a well-mixed cell suspension. |
| A. | spinner flask |
| B. | agitator |
| C. | magnetic stirrer |
| D. | baffles |
| Answer» B. agitator | |