MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Cell Biology knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following cell wall component can effectively defend against lysozyme? |
| A. | Peptidoglycan |
| B. | Pseudomurein |
| C. | Chitin |
| D. | Biogenic opal |
| Answer» C. Chitin | |
| 2. |
Which of the following antibiotics have their mode of action of inhibition of cell wall synthesis? |
| A. | Nalidixic acid |
| B. | Ciprofloxacin |
| C. | β-lactams |
| D. | Norfloxacin |
| Answer» D. Norfloxacin | |
| 3. |
What is present in the cell wall of Mycobacterium tuberculosis? |
| A. | Cellulose |
| B. | Nitric acid |
| C. | Acetone |
| D. | Mycolic acid |
| Answer» E. | |
| 4. |
Which of the following bacteria lacks cell wall? |
| A. | Mycoplasma pneumoniae |
| B. | Bacillus subtilis |
| C. | Staphylococcus aureus |
| D. | Helicobacter pylori |
| Answer» B. Bacillus subtilis | |
| 5. |
The cell wall of diatoms composed of __________ |
| A. | Biogenic alumina |
| B. | Biogenic ammonia |
| C. | Biogenic silica |
| D. | Biogenic magnesia |
| Answer» D. Biogenic magnesia | |
| 6. |
What is S- layer? |
| A. | Solid layer |
| B. | Surface layer |
| C. | Secondary layer |
| D. | Soluble layer |
| Answer» C. Secondary layer | |
| 7. |
Which component is present in the cell wall of fungi? |
| A. | Cellulose |
| B. | Hemicellulose |
| C. | Chitin |
| D. | Pectin |
| Answer» D. Pectin | |
| 8. |
Bacteria can be divided into classes namely gram-positive bacteria and gram-negative bacteria based on their cell wall. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 9. |
What organism lacks cell wall? |
| A. | Plant cells |
| B. | Protozoa |
| C. | Bacterial cells |
| D. | Algae |
| Answer» C. Bacterial cells | |
| 10. |
Who discovered cell wall? |
| A. | Karl Rudolphi |
| B. | Boveri |
| C. | J Rhodin |
| D. | Van Beneden |
| Answer» B. Boveri | |