MCQOPTIONS
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MCQOPTIONS
This section includes 15 Mcqs, each offering curated multiple-choice questions to sharpen your Biotechnology knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following statement is true for osmotic pumps? |
| A. | The tube is made up of stainless steel |
| B. | The innermost is the drug reservoir in a no collapsible bag |
| C. | The drug is contained a permeable polyester bag |
| D. | The outer most cover is soft and easily permeable |
| Answer» B. The innermost is the drug reservoir in a no collapsible bag | |
| 2. |
Which of the following statement is false for osmotic pumps? |
| A. | The pump has three concentric circle |
| B. | The innermost is the drug reservoir |
| C. | The drug is contained a permeable polyester bag |
| D. | Outer most rigid rate controlling semipermeable membrane |
| Answer» D. Outer most rigid rate controlling semipermeable membrane | |
| 3. |
Which of the following is a characteristic of resealed erythrocytes? |
| A. | Nonimmunogenic |
| B. | Aqueous solutions |
| C. | Control drug release by partitioning the drug from the oil |
| D. | Size range 10-100 nm |
| Answer» B. Aqueous solutions | |
| 4. |
Which of the following can be incorporated into a liposome? |
| A. | Only drugs and viruses |
| B. | Only Peptides and viruses due to similar characteristics |
| C. | Only viruses |
| D. | Drugs, peptides, viruses, bacteria |
| Answer» E. | |
| 5. |
Which of the following is a characteristic of the parental controlled drug release system by liposomes? |
| A. | Free flowing powders |
| B. | Aqueous solutions |
| C. | Lipid bilayer enclosing the drug |
| D. | Administration of emulsions |
| Answer» D. Administration of emulsions | |
| 6. |
Which of the following is a characteristic of nanoparticles? |
| A. | Free flowing powders |
| B. | Aqueous solutions |
| C. | Control drug release by partitioning the drug from the oil |
| D. | Size range 10-100 nm |
| Answer» E. | |
| 7. |
Which of the following is a characteristic of aqueous solutions? |
| A. | Free flowing powders |
| B. | Drug release can be increased by increasing viscosity |
| C. | Control drug release by partitioning the drug from the oil |
| D. | Administration of emulsions |
| Answer» C. Control drug release by partitioning the drug from the oil | |
| 8. |
Which of the following is a characteristic of oil solutions? |
| A. | Free flowing powders |
| B. | Aqueous solutions |
| C. | Control drug release by partitioning the drug from the oil |
| D. | Administration of emulsions |
| Answer» D. Administration of emulsions | |
| 9. |
Which of the following is a characteristic of microspheres? |
| A. | Free flowing powders |
| B. | Aqueous solutions |
| C. | Control drug release by partitioning the drug from the oil |
| D. | Administration of emulsions |
| Answer» B. Aqueous solutions | |
| 10. |
Larger particle size leads to ____________ dissolution. |
| A. | Slower |
| B. | Faster |
| C. | Moderate |
| D. | Normal |
| Answer» B. Faster | |
| 11. |
Release of water-soluble drugs can be retarded by presenting it as ____________ suspension. |
| A. | Oil |
| B. | Water |
| C. | Colloidal |
| D. | Freezing |
| Answer» B. Water | |
| 12. |
With aqueous solutions, the drug releases can be controlled. Which of the following is not the right method of controlling? |
| A. | Increasing the viscosity |
| B. | By forming complexes with macromolecules |
| C. | Reducing the solubility of the parent drug |
| D. | Increasing the pH to make it highly basic |
| Answer» E. | |
| 13. |
Which one of the following should not be a characteristic of the vehicles or polymers which are used for parenteral formulations? |
| A. | Sterile |
| B. | Consists of pyrogen |
| C. | Nonirritating |
| D. | Biodegradable |
| Answer» C. Nonirritating | |
| 14. |
What is the drawback of parental controlled release systems? |
| A. | Injecting is a difficulty |
| B. | The drug cannot be easily removed once administered |
| C. | Can get easily precipitated in the injection site |
| D. | Rapid onset but fast excretion |
| Answer» C. Can get easily precipitated in the injection site | |
| 15. |
The duration of action of parental controlled release systems can be extended up to what time? |
| A. | 1 day |
| B. | 1 week |
| C. | 1 month |
| D. | Day, week, month even a year |
| Answer» E. | |