MCQOPTIONS
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MCQOPTIONS
This section includes 15 Mcqs, each offering curated multiple-choice questions to sharpen your Technology knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following is downstream processing? |
| A. | Cell breakdown |
| B. | Media formulation |
| C. | Product recovery |
| D. | Product formation |
| Answer» D. Product formation | |
| 2. |
The role of the fermentation media is to provide a high amount of nutrients and optimum conditions for the growth of microorganisms. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 3. |
Which of the following is an advantage of serum-free protein media? |
| A. | Simple upstream processing |
| B. | Undefined media composition |
| C. | Simple downstream processing |
| D. | Costly |
| Answer» D. Costly | |
| 4. |
Which of the following provides a protective effect to animal cells? |
| A. | Hepes |
| B. | Pluronic F-28 |
| C. | β-mercaptoethanol |
| D. | Albumin |
| Answer» C. β-mercaptoethanol | |
| 5. |
Hepes is a horse serum. |
| A. | True |
| B. | False |
| Answer» C. | |
| 6. |
Which of the following is not a trace element? |
| A. | Ag |
| B. | Al |
| C. | Ni |
| D. | He |
| Answer» E. | |
| 7. |
Which scientist(s) demonstrated the growth of Chinese Hamster cells in protein-free media? |
| A. | Hamilton and Ham |
| B. | Plackett and Burman |
| C. | Stowe and Mayer |
| D. | Bull and Hicks |
| Answer» B. Plackett and Burman | |
| 8. |
Hybridoma technology is used in the production of __________ |
| A. | Polyclonal Antibodies |
| B. | Antigens |
| C. | Monoclonal Antibodies |
| D. | Insulin |
| Answer» D. Insulin | |
| 9. |
Which of the following is not the replacement in serum-free media? |
| A. | Insulin |
| B. | Albumin |
| C. | Antibody |
| D. | Transferrin |
| Answer» D. Transferrin | |
| 10. |
What is the cost of foetal calf serum? |
| A. | US$ 170 dm-3 |
| B. | US$ 190 dm-3 |
| C. | US$ 195 dm-3 |
| D. | US$ 185 dm-3 |
| Answer» C. US$ 195 dm-3 | |
| 11. |
Animal cells are used for the production of _____________ |
| A. | Interferons |
| B. | Albumin |
| C. | Collagen |
| D. | Protein-free media |
| Answer» B. Albumin | |
| 12. |
Who initiated the development of serum-free media? |
| A. | Sato |
| B. | Barnes |
| C. | Ham |
| D. | Glassy |
| Answer» D. Glassy | |
| 13. |
What do H and L denote in Plackett-Burman method? |
| A. | Height and Length |
| B. | High and Low |
| C. | Half and Life |
| D. | Hearing and Listening |
| Answer» C. Half and Life | |
| 14. |
The Plackett-Burman method allows the investigation of ________ variables by _____ experiments. |
| A. | x-2, x |
| B. | x-1, x |
| C. | x, x-1 |
| D. | x, x-2 |
| Answer» C. x, x-1 | |
| 15. |
When more than five variables are to be accessed ______________ design can be used. |
| A. | Stowe-Mayer |
| B. | Greasham-Inamine |
| C. | Bull-Hicks |
| D. | Plackett-Burman |
| Answer» E. | |