MCQOPTIONS
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MCQOPTIONS
This section includes 6 Mcqs, each offering curated multiple-choice questions to sharpen your Microbiology knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following are true for cytoplasmic membrane? |
| A. | hydrophilic barrier |
| B. | hydrophobic barrier |
| C. | site of generation of protonmotive force |
| D. | hydrophobic barrier and site of generation of protonmotive force |
| Answer» E. | |
| 2. |
Which of the following methods can be utilized for removing peripheral proteins of the cytoplasmic membrane? |
| A. | treatment by detergents |
| B. | osmotic shock |
| C. | heat application |
| D. | destruction of the membrane |
| Answer» C. heat application | |
| 3. |
Cysts also have high heat resistance like endospores. |
| A. | True |
| B. | False |
| Answer» C. | |
| 4. |
What helps in the heat resistance of the endospore? |
| A. | calcium-DPA complex |
| B. | water |
| C. | methylene |
| D. | calcium |
| Answer» B. water | |
| 5. |
The nucleoid can be made visible under the light microscope by _________ |
| A. | Methylene blue |
| B. | Iodine |
| C. | Nile blue |
| D. | Feulgen staining |
| Answer» E. | |
| 6. |
Which among the following is associated with the export of exocellular enzymes? |
| A. | central mesosomes |
| B. | peripheral mesosomes |
| C. | thylakoids |
| D. | nucleus |
| Answer» C. thylakoids | |