1. Pentameric structure:

Question 1 of 20

2. Brucella is transmitted by all expect:

Question 2 of 20

3. The phase of growth in which bacteria increases in size with increase in metabolic activity but no increase in number is seen in

Question 3 of 20

4. Synthesis of antibodies in plasma cells occurs In:

Question 4 of 20

5. Most antibodies are produced in the:

Question 5 of 20

6. The single most important laboratory test for determining the virulence of staphylococci is

Question 6 of 20

7. Multiple drug resistance is related MOST closely to bacterial

Question 7 of 20

8. With regards to temperature requirement, most pathogenic bacteria are:

Question 8 of 20

9. Causative organism for gas gangrene

Question 9 of 20

10. Sterilization means:

Question 10 of 20

11. Which of the following is not used as disinfectant

Question 11 of 20

12. The principal oral site for the growth of spirochetes, fusobacteria, and other gram-negative anaerobes is:

Question 12 of 20

13. Immunoglobulin bound on the surface of bacteria mediates phagocytosis by (Phagocytosis causes complement activation by)-

Question 13 of 20

14. First bacteria to invade the oral cavity after birth is

Question 14 of 20

15. The following hepatitis virus is transmitted by faeco-oral route: except

Question 15 of 20

16. The antigen-binding site of antibody molecules is localized in the

Question 16 of 20

17. Which of the following is characteristic infection' caused by Nocardia:

Question 17 of 20

18. Malabsorption caused by A/E -

Question 18 of 20

19. Virus mediated transfer of host DNA from one cell to another is known as:

Question 19 of 20

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

Question 20 of 20