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. |
In anaerobic condition sugar in dough is converted into? |
| A. | Alcohol |
| B. | Water |
| C. | Glucose |
| D. | Sucrose |
| Answer» B. Water | |
| 2. |
Beer may be produced by ________________ |
| A. | Fermentation of rice |
| B. | Germination of rice |
| C. | Germination of barley |
| D. | Fermentation of grapes |
| Answer» D. Fermentation of grapes | |
| 3. |
Which type of microbes grow well in the condition of enriched oxygen? |
| A. | Obligate anaerobes |
| B. | Obligate aerobes |
| C. | Facultative anaerobes |
| D. | Facultative aerobes |
| Answer» C. Facultative anaerobes | |
| 4. |
Refer to Q8 and, calculate the bacteria suffer growth inhibition after copper sulphate is accidently added to the fermentation broth. This causes a reduction in oxygen uptake rate to 3 mmol g-1 h-1. What maximum cell concentration can now be supported by the fermenter? |
| A. | 50 gl<sup>-1</sup> |
| B. | 10 gl<sup>-1</sup> |
| C. | 25 gl<sup>-1</sup> |
| D. | 55 gl<sup>-1</sup> |
| Answer» B. 10 gl<sup>-1</sup> | |
| 5. |
What is the unit of Qo , the oxygen uptake rate per volume of broth? |
| A. | gl s<sup>-1</sup> |
| B. | g<sup>-1</sup>l s |
| C. | g<sup>-1</sup>l<sup>-1</sup> s |
| D. | g l<sup>-1</sup>s<sup>-1</sup> |
| Answer» E. | |
| 6. |
What do you mean by NA in mass transfer? |
| A. | Rate of oxygen transfer per unit volume of fluid |
| B. | Rate of oxygen transfer per unit volume of gas |
| C. | Avogadro number |
| D. | Rate of oxygen transfer per unit mass of solid |
| Answer» B. Rate of oxygen transfer per unit volume of gas | |