MCQOPTIONS
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MCQOPTIONS
This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Microbiology knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Binding proteins for active transport systems of Gram-negative bacteria are associated with ____________ |
| A. | cell membrane |
| B. | cytoplasmic membrane |
| C. | periplasmic space |
| D. | nuclear membrane |
| Answer» D. nuclear membrane | |
| 2. |
Binding proteins for active transport systems of Gram-negative bacteria are associated with ___________? |
| A. | cell membrane |
| B. | cytoplasmic membrane |
| C. | periplasmic space |
| D. | nuclear membrane |
| Answer» D. nuclear membrane | |
| 3. |
The peptidoglycan layer of Staphylococcus aureus consists of a bridge between muramic acid peptides which is composed of? |
| A. | alanine |
| B. | lysine |
| C. | proline |
| D. | gycine |
| Answer» E. | |
| 4. |
Each turn of Calvin cycle results in the fixation of ________ molecule of carbon dioxide. |
| A. | one |
| B. | two |
| C. | four |
| D. | six |
| Answer» B. two | |
| 5. |
ATP dependent NADPH2 production is a process found in ______________ |
| A. | Nitrosomonas |
| B. | Nitrobacter |
| C. | Rhizobium |
| D. | E.coli |
| Answer» C. Rhizobium | |
| 6. |
Electrons entering the respiratory chain of chemoautotrophic bacteria enter the chain at higher potential. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 7. |
Bactoprenol is a ___________ |
| A. | membrane phospholipid |
| B. | amino acid carrier |
| C. | fatty acid |
| D. | enzyme |
| Answer» B. amino acid carrier | |
| 8. |
Which of the following acts as a precursor for the activation of peptidoglycan? |
| A. | TP |
| B. | UDP |
| C. | NADPH |
| D. | GTP |
| Answer» C. NADPH | |
| 9. |
The biosynthesis of proline takes place from ____________ |
| A. | aspartic acid |
| B. | glutamic acid |
| C. | pyruvic acid |
| D. | alpha-keto glutaric acid |
| Answer» C. pyruvic acid | |