MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Enzyme Technology knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following method can be applied when substrates molecules are much smaller than enzyme? |
| A. | Covalent binding |
| B. | Adsorption |
| C. | Hollow fiber |
| D. | Entrapment |
| Answer» D. Entrapment | |
| 2. |
Entrapment of calcium alginate is not used in case of which of the following? |
| A. | Enzyme immobilization of microbial preparations |
| B. | Enzyme immobilization of plant preparations |
| C. | Immobilization of invertase enzyme |
| D. | Enzyme immobilization of animal preparations |
| Answer» D. Enzyme immobilization of animal preparations | |
| 3. |
Which of the following is not a matrix used for entrapment? |
| A. | Agar |
| B. | Collagen |
| C. | Glutaraldehyde |
| D. | Diatomaceous earth |
| Answer» C. Glutaraldehyde | |
| 4. |
Entrapment can be achieved by using which of the following ways? |
| A. | Adsorption |
| B. | Polymerized gel entrapment |
| C. | Membrane confinement |
| D. | Covalent binding |
| Answer» C. Membrane confinement | |
| 5. |
Which of the following matrix is not used while immobilizing the enzyme by covalent binding? |
| A. | Agarose |
| B. | Cellulose |
| C. | Calcium alginate |
| D. | Glutaraldehyde |
| Answer» D. Glutaraldehyde | |
| 6. |
Which was the 1st enzyme to be immobilized by adsorption method? |
| A. | Protease |
| B. | Glucose isomerase |
| C. | Invertase |
| D. | Amylase |
| Answer» D. Amylase | |
| 7. |
In which of the following method, the enzyme is bound to a suitable adsorbent material rendering it immobile? |
| A. | Adsorption |
| B. | Covalent binding |
| C. | Entrapment |
| D. | Membrane confinement |
| Answer» B. Covalent binding | |
| 8. |
Which of the following is not a property of carrier matrices? |
| A. | Thermal stability |
| B. | Stability of the material |
| C. | Physical strength |
| D. | Easily available |
| Answer» B. Stability of the material | |
| 9. |
Which of the following is a disadvantage of an immobilized enzyme? |
| A. | Immobilization process allows continuous process |
| B. | Immobilization mean additional cost |
| C. | Increase productivity |
| D. | Immobilization prevents loss of activity |
| Answer» C. Increase productivity | |
| 10. |
The restriction of enzyme mobility in a fixed space is known as ___________ |
| A. | enzyme immobilization |
| B. | enzyme inhibition |
| C. | enzyme kinetics |
| D. | biosensor |
| Answer» B. enzyme inhibition | |