1. Group A ?-hemotytic streptococcal infection of the pharynx may be followed in some by:

Question 1 of 20

2. For uniform staining reaction, morphology & biochemical activity, it is advisable to study bacterial cultures during the

Question 2 of 20

3. Bacteria with tuft of flagella at one end are called

Question 3 of 20

4. The first virological marker following acute hepatitis B infection is

Question 4 of 20

5. All of the following statements about Pathogenesis of clostridium difficile associated pseudomembranous enterocolitis are true, except

Question 5 of 20

6. Aflatoxin is produced by

Question 6 of 20

7. Each of the following represents a common opportunistic infection associated with HIV EXCEPT one Which one is this EXCEPTION

Question 7 of 20

8. Signs of typhoid fever is / are

Question 8 of 20

9. Nagglers reaction detects-

Question 9 of 20

10. Tuberculin test screens for

Question 10 of 20

11. Non supparative lesion caused by group-A Streptococci

Question 11 of 20

12. In order for a virus to infect a host cell, it must first adsorb onto the cell surface, This process necessitates

Question 12 of 20

13. Microorganisms of which of the following genera are most predominant in the normal oral flora

Question 13 of 20

14. Regarding IgE, which of the following is false?

Question 14 of 20

15. Which of the following chemical agents has the broadest antimicrobial spectrum of activity?

Question 15 of 20

16. All are true about viruses except:

Question 16 of 20

17. Commonest site of extra intestinal amoebiasis is:

Question 17 of 20

18. In poorly controlled Type I diabetes, most common infection is:

Question 18 of 20

19. Pneumococcus can be differentiated from streptococcus by

Question 19 of 20

20. Synthesis of an immunoglobulin in membrane bound or secretory form is determined by:

Question 20 of 20