MCQOPTIONS
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MCQOPTIONS
This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following bacteria act by increasing C-AMP. |
| A. | Vibrio cholera |
| B. | Staphylococcus aureus |
| C. | L-coli heat stable |
| D. | Salmonella |
| Answer» B. Staphylococcus aureus | |
| 2. |
AIDS retinitis is most commonly associated with: |
| A. | CMV |
| B. | EBV |
| C. | Candida |
| D. | Toxoplasma |
| Answer» B. EBV | |
| 3. |
True about diphtheria are all except - |
| A. | Bull neck appearance |
| B. | Maculopapular rash |
| C. | High carrier state |
| D. | Causes pseudomembrane |
| Answer» C. High carrier state | |
| 4. |
Auto infection is seen with: |
| A. | Ankylostoma |
| B. | Enterobius |
| C. | Echinococcus |
| D. | Ascariasis |
| Answer» C. Echinococcus | |
| 5. |
Regarding prion protein which of the following statement is true? |
| A. | It catalyses abnormal folding of other proteins |
| B. | It is protein product codded in viral DNA |
| C. | It cleaves normal proteins |
| D. | It protect disulfide bonds from oxidation |
| Answer» B. It is protein product codded in viral DNA | |
| 6. |
E.B virus causes all except: |
| A. | Infectious mononucleosis |
| B. | Nasopharyngeal Carcinoma |
| C. | Burkitt's Lymphoma |
| D. | Carcinoma cervix |
| Answer» E. | |
| 7. |
Which of the following features is not shared between 'T cells' and 'B cells': |
| A. | Positive Selection During Development |
| B. | Class I MHC Expression |
| C. | Antigen Specific Receptors |
| D. | All of the above |
| Answer» B. Class I MHC Expression | |
| 8. |
AIDS involves |
| A. | T-cytotoxic |
| B. | B.cells |
| C. | T-helper cells |
| D. | T-suppressor cells |
| Answer» D. T-suppressor cells | |
| 9. |
Type I hypersensitivity is mediated by which of the following immunoglobulins? |
| A. | IgM. |
| B. | IgE. |
| C. | IgA. |
| D. | IgG. |
| Answer» C. IgA. | |
| 10. |
True about Giardia is - |
| A. | May cause traveller's diarrhoea |
| B. | Giardia inhabits ileum |
| C. | Trophozoites are infective to man |
| D. | None of the above |
| Answer» B. Giardia inhabits ileum | |
| 11. |
Which type of plasmid can exist with or without being integrated into the host\'s chromosome? |
| A. | Lisosome |
| B. | Medisome |
| C. | Episome |
| D. | Lysogen |
| Answer» D. Lysogen | |
| 12. |
The term used for plasmids possessing both RTF and r determinants is |
| A. | non conjugative plasmids |
| B. | non self-transmissible plasmids |
| C. | none of the above |
| D. | conjugative plasmids |
| Answer» E. | |
| 13. |
Which of the following immunoglobulins can croses placenta: |
| A. | IgM |
| B. | IgA |
| C. | IgD |
| D. | IgG |
| Answer» E. | |
| 14. |
Heart lung machines are sterilized by - |
| A. | Glutaraldehyde |
| B. | Ethylene oxide |
| C. | Carbolic acid |
| D. | Aqueous solution of iodine |
| Answer» C. Carbolic acid | |
| 15. |
Which of the following statements about gram positive cocci is False: |
| A. | Micrococci are oxidase positive |
| B. | Staphylococcus saprophyticus causes UTI in females |
| C. | Pneumococci are capsulated |
| D. | Most Enterococci are sensitive to penicillin |
| Answer» E. | |
| 16. |
Iron bacteria can produce |
| A. | undesirable odors and tastes |
| B. | slime |
| C. | extreme acidity |
| D. | both ( and ( |
| Answer» E. | |
| 17. |
Evolutionary relationships between groups of organisms are determined using which of the following type of information? |
| A. | Comparisons of biochemical pathways |
| B. | Comparisons of nucleotide sequences |
| C. | All of the above |
| D. | Comparisons of structural features |
| Answer» D. Comparisons of structural features | |
| 18. |
A 30 year old woman with a bad obstetric hostory presents with fever. The blood culture from the patient grows gram-positive small to medium coccobacilli that are pleomorphic,occuring in short chains. Direct wet mount from the culture shows tumbling motility.The most likely organism is: |
| A. | Enterococcus sp |
| B. | Erysipelothrix rhusiopathiae |
| C. | Listera monocytogenes |
| D. | Corynebacterium sp |
| Answer» D. Corynebacterium sp | |
| 19. |
Visceral larva migrans is caused by |
| A. | Toxocara canis |
| B. | Necator americanus |
| C. | Strongyloides stercoralis |
| D. | Ancylostoma duodenale |
| Answer» B. Necator americanus | |
| 20. |
Fractional distillation is particularly useful if the objective is to |
| A. | examine sublimates |
| B. | form crystals |
| C. | separate a miscible solution of two liquids |
| D. | examine a immiscible solution of two liquids |
| Answer» D. examine a immiscible solution of two liquids | |
| 21. |
A patient presents with signs of pneumonia.The bacterium obtained from sputum was a gram positive cocii which showed alpha hemolysis on sheep agar. Which of the following test will help to confirm the diagnosis? |
| A. | Bacitracin sensitivity |
| B. | CAMP test |
| C. | Bile solubility |
| D. | Coagulase test |
| Answer» D. Coagulase test | |
| 22. |
What was Michael Crichton’s first name? |
| A. | John |
| B. | Peter |
| C. | Matthew |
| D. | Thomas |
| Answer» B. Peter | |
| 23. |
A boy with skin ulcer on leg ,culture reveals beta hemolysis. Cultures from school children with sore throat some days back also revealed beta hemolysis.What is similarity between both- |
| A. | M protein is same |
| B. | Mec A gene is related to it |
| C. | Strains causing both are same |
| D. | C carbohydrate antigen is same |
| Answer» E. | |
| 24. |
Where did Michael Crichton die? |
| A. | Los Angeles |
| B. | New York |
| C. | Vancouver |
| D. | Toronto |
| Answer» B. New York | |
| 25. |
The digestive processes of plants and animals |
| A. | are very similar |
| B. | can not be matched |
| C. | are alike due to similar digestive systems |
| D. | greatly vary |
| Answer» B. can not be matched | |
| 26. |
Cell theory includes all of the following except |
| A. | the cell is the most primitive form of life |
| B. | all organisms are composed of one or more cells |
| C. | cells arise by division of preexisting cells |
| D. | the cell is the structural unit of life |
| Answer» B. all organisms are composed of one or more cells | |
| 27. |
Neil Mooser reaction or Tunica reaction is useful to differentiate between ? |
| A. | R. prowazekii and R. typhi |
| B. | R. typhi and R. rickettsii |
| C. | R. prowazekii and R. rickettsii |
| D. | R. rickettsii and R. burnetti |
| Answer» B. R. typhi and R. rickettsii | |
| 28. |
Most common cause of pyomyositis is ? |
| A. | Streptococcus pyogens |
| B. | Pseudomonas |
| C. | Staphylococcus aureus |
| D. | E.coli |
| Answer» D. E.coli | |
| 29. |
Phosphate is considered to restrict the induction of |
| A. | secondary metabolites |
| B. | primary metabolites |
| C. | none of these |
| D. | both ( and ( |
| Answer» B. primary metabolites | |
| 30. |
'Maltes Cross' is a characteristic feature of |
| A. | Babesia Microti |
| B. | Cryptococcus Neoformans |
| C. | Penicilium Marfeni |
| D. | Blastomycosis |
| Answer» B. Cryptococcus Neoformans | |
| 31. |
Which of the following gives positive Weil Felix test with both OX2 and OX 19 ? |
| A. | Spotted fever |
| B. | Scrub typhus |
| C. | Epidemic typhus |
| D. | All of the avove |
| Answer» B. Scrub typhus | |
| 32. |
Radioisotopes are frequently used in the study of cells. Assume a culture of E. coli is grown in a culture medium containing radioactive phosphorous. At the end of 48 hours, it is expected to find the radioactive label located in |
| A. | RNA |
| B. | enzymes |
| C. | all of these |
| D. | phospholipids |
| Answer» D. phospholipids | |
| 33. |
Immunoglobulin in peyer's patch is ? |
| A. | IgM |
| B. | IgG |
| C. | IgA |
| D. | IgD |
| Answer» D. IgD | |
| 34. |
Primary Receptor for Human Immunodeficiency Virus (HIV) is: |
| A. | CD56 |
| B. | CD3 |
| C. | CD4 |
| D. | CD8 |
| Answer» D. CD8 | |
| 35. |
Who is Mercury in mythology? |
| A. | God of war |
| B. | God of justice |
| C. | God of commerce |
| D. | God of wind |
| Answer» D. God of wind | |
| 36. |
Which is true about arboviral diseases: |
| A. | Dengue virus have only one serotype |
| B. | Yellow fever is endemic in India |
| C. | Japanese encephalitis is transmitted by Aedes |
| D. | KFD is transmitted by ticks |
| Answer» E. | |
| 37. |
Which of the following is the most common fungal infection in immunocompetent patient: |
| A. | Cryptococcus |
| B. | Penicillium |
| C. | Candida |
| D. | Aspergillus |
| Answer» D. Aspergillus | |
| 38. |
When did Michael Faraday die? |
| A. | 12 June 1878 |
| B. | 15 April 1896 |
| C. | 14 November 1872 |
| D. | 25 August 1867 |
| Answer» E. | |
| 39. |
Which of the following best represents the hierarchy of levels of biological classification? |
| A. | Kingdom, phylum, class, order, family, genus, species |
| B. | Phylum, kingdom, class, order, genus, species, family |
| C. | Class, order, kingdom, phylum, family, genus, species |
| D. | Kingdom, phylum, family, class, order, genus, species |
| Answer» B. Phylum, kingdom, class, order, genus, species, family | |
| 40. |
Louis Pasteur is associated with all except ? |
| A. | Vaccination of small pox |
| B. | Germ theory |
| C. | Pasteurization |
| D. | Vaccination of rabies |
| Answer» B. Germ theory | |
| 41. |
Larger crystals can be obtained if the |
| A. | evaporate rate is slow |
| B. | evaporation is at high temperature |
| C. | does not depend upon evaporation speed |
| D. | evaporation rate is fast |
| Answer» B. evaporation is at high temperature | |
| 42. |
In the developed world, seroprevalance of Helico-bacter pylon infection is currently - |
| A. | Decreasing |
| B. | Increasing |
| C. | Staying the same |
| D. | Unknown |
| Answer» B. Increasing | |
| 43. |
Which component of Strep.Pyogenes has cross reactivity to Synovium of Humans tissues? |
| A. | Group A carbohydrate Antigen |
| B. | Peptidoglycan |
| C. | Capsular Hyaluronic Acid |
| D. | Cell wall protein |
| Answer» D. Cell wall protein | |
| 44. |
Hepatitis is caused by all except- |
| A. | Rubella virus |
| B. | Adenovirus |
| C. | EB virus |
| D. | Dengue |
| Answer» E. | |
| 45. |
A 36 years male presented with complain of production cough and fever for last 2 months.He has undergone kidney transplantation 2 years back. His sputum examination revealed many gram positive filamentous bacteria that showed acid fastness with modified Ziehl-Neelsen staining (1% H2SO4. The most likely etiological agent is - |
| A. | Actinomyces israelii |
| B. | Nocardia asteroides |
| C. | Blastomyces dermatitidis |
| D. | Cryptosporidium parvum |
| Answer» C. Blastomyces dermatitidis | |
| 46. |
Which Michael Crichton novel is about sexual harassment of a man by a woman? |
| A. | State of Fear |
| B. | Disclosure |
| C. | The Lost World |
| D. | Sphere |
| Answer» C. The Lost World | |
| 47. |
Which is NOT an oncogenic virus - |
| A. | HTLV-1 |
| B. | Herpes simplex |
| C. | Papilloma virus |
| D. | HBV |
| Answer» C. Papilloma virus | |
| 48. |
After giving treatment for Syphilis,the response to treatment can be best assessed by: |
| A. | FTA-ABS |
| B. | VDRL |
| C. | TPHA |
| D. | Immobilization test |
| Answer» C. TPHA | |
| 49. |
The binding site for the complement on the IgG molecule is in the - |
| A. | VL domain |
| B. | CL domain |
| C. | CH1 Domain |
| D. | CH2 Domain |
| Answer» E. | |
| 50. |
Which of the following is/are included in Kingdom Prokaryotae? |
| A. | Protozoa |
| B. | Bacteria |
| C. | All of these |
| D. | Fungi |
| Answer» C. All of these | |