MCQOPTIONS
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MCQOPTIONS
This section includes 7 Mcqs, each offering curated multiple-choice questions to sharpen your Technology knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
What is retentate? |
| A. | Solution is being dialyzed |
| B. | Solvent outside |
| C. | Small molecules |
| D. | Membrane |
| Answer» B. Solvent outside | |
| 2. |
The volume of the solution which is being dialyzed is referred to as diffusate volume. |
| A. | True |
| B. | False |
| Answer» C. | |
| 3. |
Which procedure is represented in the following diagram? |
| A. | Ammonium sulphate fractionation |
| B. | Ultrasonication |
| C. | Ammonium sulphate removal by dialysis |
| D. | Homogenization. |
| Answer» D. Homogenization. | |
| 4. |
The simplest way to remove ammonium sulphate from the system is _____________ |
| A. | precipitation |
| B. | dialysis |
| C. | chromatography |
| D. | purity checking |
| Answer» C. chromatography | |
| 5. |
Which one of the following is not true for membrane selection? |
| A. | Membrane should be highly polymerized thin films |
| B. | Membrane should swell in presence of solvent |
| C. | Volume of the solution being dialyzed by the membrane |
| D. | Membrane should be chemically inert. |
| Answer» D. Membrane should be chemically inert. | |
| 6. |
Which of the following factors does not limit the rate of dialysis? |
| A. | Dialysis membrane relative surface area |
| B. | Retentate volume to diffusate volume |
| C. | Type of substance |
| D. | Diffusible substance concentration outside the membrane |
| Answer» D. Diffusible substance concentration outside the membrane | |
| 7. |
The process in which there is a free flow low molecular weight compounds across the membrane retaining high molecular weight compound is referred to as _____________ |
| A. | purity checking |
| B. | dialysis |
| C. | salting out |
| D. | precipitation |
| Answer» C. salting out | |