MCQOPTIONS
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MCQOPTIONS
This section includes 14 Mcqs, each offering curated multiple-choice questions to sharpen your Protein Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which property is shown by a molecule whose electron is raised to a higher energy level? |
| A. | Lesser tendency to accept an electron |
| B. | Greater tendency to accept an electron |
| C. | Lesser tendency to donate an electron |
| D. | Greater tendency to donate an electron |
| Answer» E. | |
| 2. |
Chlorophyll is the essential photosynthetic pigment. |
| A. | False |
| B. | True |
| Answer» C. | |
| 3. |
The first role of carotenoids is as a “quencher”. |
| A. | True |
| B. | False |
| Answer» C. | |
| 4. |
Which among the following is the central metal ion in chlorophyll? |
| A. | Fe+3 |
| B. | Mg+1 |
| C. | Fe+2 |
| D. | Mg+2 |
| Answer» E. | |
| 5. |
Which of the following phenomenon is key to the conversion of light energy to chemical energy? |
| A. | Proton transfer |
| B. | Electron excitation |
| C. | Electron degradation |
| D. | Electron transfer |
| Answer» E. | |
| 6. |
Which of the following is not true for chloroplasts? |
| A. | It holds 70S ribosomes |
| B. | It is semi-autonomous |
| C. | It divides by binary fission |
| D. | It has linear ds DNA |
| Answer» E. | |
| 7. |
Electrons are most stable at their highest energy level. |
| A. | True |
| B. | False |
| Answer» C. | |
| 8. |
Which of the following is the site of photosynthetic light reactions in plants? |
| A. | Mitochondrial membrane |
| B. | Chloroplast membrane |
| C. | Cellular membrane |
| D. | Thylakoid membrane |
| Answer» E. | |
| 9. |
Which of the following is used in the Calvin cycle to fix carbon dioxide into triose sugars? |
| A. | Either ATP or NADPH |
| B. | Only ATP |
| C. | Only NADPH |
| D. | Both ATP and NADPH |
| Answer» E. | |
| 10. |
Which of the following is not an electron acceptor in the electron transport chain of plants? |
| A. | Quinone |
| B. | Ferredoxin |
| C. | Plastoquinone |
| D. | Phycobilins |
| Answer» E. | |
| 11. |
Light is made up of small bundles of energy. What are these bundles called? |
| A. | Protons |
| B. | Electrons |
| C. | Proteins |
| D. | Photons |
| Answer» E. | |
| 12. |
Photosynthetic reaction centers are present only in plants. |
| A. | True |
| B. | False |
| Answer» C. | |
| 13. |
Which reaction is shown in the figure below? |
| A. | Cellular respiration |
| B. | Oxidation reaction |
| C. | Decarboxylation |
| D. | Photosynthesis |
| Answer» E. | |
| 14. |
Which of the following is responsible for the primary energy conversion reactions of photosynthesis? |
| A. | Electron transport center |
| B. | Rhodopsin |
| C. | Photooxidation center |
| D. | Photosynthetic reaction center |
| Answer» E. | |