MCQOPTIONS
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MCQOPTIONS
This section includes 8 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 a drawback of formaldehyde biosensor? |
| A. | Inexpensive |
| B. | Small and robust |
| C. | Difficulty in the determination of material in solution |
| D. | Rapid response |
| Answer» D. Rapid response | |
| 2. |
What does the following equation represent?\(∆f=\frac{Kf^2 ∆m}{A}\) |
| A. | Frequency change |
| B. | Current |
| C. | Electrical resistance |
| D. | Electrical potential |
| Answer» B. Current | |
| 3. |
What does ‘Y’ represent in the following reaction?ATP + Y + O2 \(\underset{Luciferase}{\rightarrow}\) Oxyluciferin + AMP + pyrophosphate + CO2 + light |
| A. | Esters |
| B. | Hydrogen peroxide |
| C. | D – luciferin |
| D. | Uric acid |
| Answer» D. Uric acid | |
| 4. |
_______________ is used to detect the presence of bacteria in food or clinical samples. |
| A. | Proteolytic enzymes |
| B. | Luciferase |
| C. | Rennet |
| D. | Glucoamylase |
| Answer» C. Rennet | |
| 5. |
Luciferase is obtained from ________ |
| A. | firefly |
| B. | yeast |
| C. | bacillus acidopullulyticus |
| D. | malted barley |
| Answer» B. yeast | |
| 6. |
What does ‘X’ represent in the reaction?Chromogen (2H) + H2O2 \(\underset{X}{\rightarrow}\) Dye + 2H2O |
| A. | Urease |
| B. | Luciferase |
| C. | Peroxidase |
| D. | Penicillinase |
| Answer» D. Penicillinase | |
| 7. |
Which of the following technology is used for whole-blood monitoring in diabetes control? |
| A. | Amperometric biosensor |
| B. | Potentiometric biosensor |
| C. | Optical biosensor |
| D. | Calorimetric biosensor |
| Answer» D. Calorimetric biosensor | |
| 8. |
There are two main areas of development in optical biosensors. |
| A. | True |
| B. | False |
| Answer» B. False | |