MCQOPTIONS
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MCQOPTIONS
This section includes 6 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. |
_________________ is an enzyme which converts hydrogen peroxide to water and molecular oxygen. |
| A. | Pectinesterase |
| B. | Cellulase |
| C. | Catalase |
| D. | Pullulanase |
| Answer» D. Pullulanase | |
| 2. |
Glucose oxidases improve the storage capability of foodstuffs. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 3. |
Which of the following is not an application of glucose oxidase and catalase? |
| A. | Meat tenderization |
| B. | Removal of glucose from egg-white |
| C. | Removal of oxygen from the head-space above bottled and canned drinks |
| D. | Reducing non-enzymic browning in wines and mayonnaises |
| Answer» B. Removal of glucose from egg-white | |
| 4. |
Glucose oxidase is derived from __________ |
| A. | bacillus subtilis |
| B. | malted barley |
| C. | aspergillus Niger |
| D. | bacillus acidopullulyticus |
| Answer» D. bacillus acidopullulyticus | |
| 5. |
What does the X represent in the following reaction?2H2O2 ( underset{x}{ rightarrow} ) 2H2O + O2 |
| A. | Proteases |
| B. | Pullulanases |
| C. | Catalases |
| D. | Glucose oxidases |
| Answer» D. Glucose oxidases | |
| 6. |
Which enzyme catalyzes the oxidation of b-glucose to glucono-1,5-lactone and releasing hydrogen peroxide? |
| A. | Pectin lyase |
| B. | Cellulases |
| C. | Catalases |
| D. | Glucose oxidases |
| Answer» E. | |