MCQOPTIONS
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MCQOPTIONS
This section includes 14 Mcqs, each offering curated multiple-choice questions to sharpen your Microbiology knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Fluorescent treponemal antibody test is an example of |
| A. | indirect immunofluorescence |
| B. | direct immunofluorescence |
| C. | both (a) and (b) |
| D. | none of these |
| Answer» B. direct immunofluorescence | |
| 2. |
Counter-immunoelectrophoresis is used for the detection of |
| A. | Meningococcal antigen |
| B. | Hepatitis B surface antigen |
| C. | Alpha-fetoprotein |
| D. | All of these |
| Answer» E. | |
| 3. |
Precipitation reaction can be converted into agglutination reaction by coating soluble antigen onto |
| A. | bentonite particles |
| B. | RBCs |
| C. | latex particles |
| D. | all of these |
| Answer» E. | |
| 4. |
Commercially available ELISA kits are used for the detection of |
| A. | rotavirus |
| B. | hepatitis B surface antigen |
| C. | anti-HIV antibodies |
| D. | all of these |
| Answer» E. | |
| 5. |
Monoclonal antibody production requires |
| A. | mouse splenic lymphocytes |
| B. | mouse myeloma cells |
| C. | both (a) and (b) |
| D. | none of these |
| Answer» D. none of these | |
| 6. |
Quellung reaction is used for typing of |
| A. | <i>Klebsiella pneumoniae</i> |
| B. | <i>Streptococcus pneumoniae</i> |
| C. | Both (a) and (b) |
| D. | None of these |
| Answer» D. None of these | |
| 7. |
Slide agglutination reaction is/are useful for the identification of the culture(s) of |
| A. | <i>Shigella</i> |
| B. | <i>Vibrio cholerae</i> |
| C. | <i>Salmonella</i> |
| D. | All of these |
| Answer» E. | |
| 8. |
The test (s) based on the principle of toxin neutralization is/are |
| A. | Nagler's reaction |
| B. | Schick test |
| C. | both (a) and (b) |
| D. | none of these |
| Answer» D. none of these | |
| 9. |
Amount of various immunoglobulin classes can be measured by |
| A. | double diffusion in one dimension |
| B. | single diffusion in two dimensions |
| C. | single diffusion in one dimension |
| D. | double diffusion in two dimensions |
| Answer» C. single diffusion in one dimension | |
| 10. |
VDRL test is an example of |
| A. | Tube test |
| B. | Ring test |
| C. | Slide test |
| D. | none of these |
| Answer» D. none of these | |
| 11. |
Agglutination reaction is more sensitive than precipitation for the detection of |
| A. | antigens |
| B. | antibodies |
| C. | complement |
| D. | antigen-antibody complexes |
| Answer» B. antibodies | |
| 12. |
Precipitation reaction is relatively less sensitive for the detection of |
| A. | antigens |
| B. | antigen-antibody complexes |
| C. | antibodies |
| D. | complement |
| Answer» D. complement | |
| 13. |
In which of the following case a large lattice is formed? |
| A. | Antibody is in excess |
| B. | Antigens and antibodies are in optimal proportion |
| C. | Antigen is in excess |
| D. | None of these |
| Answer» C. Antigen is in excess | |
| 14. |
Weil-Felix reaction is based on sharing of antigens between |
| A. | sheep RBCs and EB virus |
| B. | mycoplasma and human O group RBCs |
| C. | rickettsial antigens and antigens of certain strains of |
| D. | <i>Proteus</i> |
| E. | none of these |
| Answer» D. <i>Proteus</i> | |