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

Question 1 of 20

2. Which of the following is CORRECT for obligate anaerobic microorgansims in the oral cavity?

Question 2 of 20

3. An infection is epidemic if:

Question 3 of 20

4. Virus is usually cultured in:

Question 4 of 20

5. All are true regarding Bordetella Pertussis except:

Question 5 of 20

6. Endotoxins have all but one of the properties given below:

Question 6 of 20

7. First immunoglobulin increased during immunity

Question 7 of 20

8. The process of inducing donor DNA in a bacteria by help of bacteriophage

Question 8 of 20

9. Farmer's Lung is caused due to exposure to

Question 9 of 20

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

Question 10 of 20

11. When horse serum is injected intravenously into a rabbit and again into the skin two or three weeks later, what is the necrotizing reaction that occurs at the site of the second injection?

Question 11 of 20

12. Influenza is caused by

Question 12 of 20

13. Which of the following organisms is most commonly associated with breast abscess

Question 13 of 20

14. Loss of capsule in bacteria is generally associated with

Question 14 of 20

15. Antibiotic sensitivity and resistance of microorganisms is determined by

Question 15 of 20

16. Phase contrast microscopy is based on principle of

Question 16 of 20

17. Which of the following statements about Pneumococcus is false:

Question 17 of 20

18. Standard agar recommended for susceptibility tests using antibiotic sensitivity disks

Question 18 of 20

19. Malabsorption caused by A/E -

Question 19 of 20

20. Which of the following organism contain both DNA and RNA?

Question 20 of 20