MCQOPTIONS
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MCQOPTIONS
This section includes 56 Mcqs, each offering curated multiple-choice questions to sharpen your Growth and Nutrition of Bacteria knowledge and support exam preparation. Choose a topic below to get started.
| 51. |
An enzyme |
| A. | becomes part of the final products |
| B. | is nonspecific for substrate |
| C. | is consumed by the reaction |
| D. | is heat and pH labile |
| Answer» E. | |
| 52. |
An enzyme ______ the activation energy required for a chemical reaction. |
| A. | increases |
| B. | converts |
| C. | lowers |
| D. | catalyzes |
| Answer» D. catalyzes | |
| 53. |
Catabolism is a form of metabolism in which _____molecules are converted into ________molecules. |
| A. | large, small |
| B. | small, large |
| C. | amino acid, protein |
| D. | food, storage |
| Answer» B. small, large | |
| 54. |
_________is another term for biosynthesis. |
| A. | catabolism |
| B. | anabolism |
| C. | metabolism |
| D. | catalyst |
| Answer» C. metabolism | |
| 55. |
In a viable plate count, each ___represents a ___from the sample population. |
| A. | cell, colony |
| B. | colony, cell |
| C. | hour, generation |
| D. | cell,generation |
| Answer» C. hour, generation | |
| 56. |
Generation time of Escherichia coli is |
| A. | 20 minutes |
| B. | 20 hours |
| C. | 20 days |
| D. | 200 hours |
| Answer» B. 20 hours | |