1. Simplest commonly used method of measuring variation in a population is

Question 1 of 20

2. A person who assists the dentist in the clinic but is not allowed to treat patients independently is known as:

Question 2 of 20

3. Provision of integrated preventive, curative and promotional health services are part of

Question 3 of 20

4. Mean bone density amongst two groups of 50 people each is compared with each other. The test of significance used would be:

Question 4 of 20

5. Tetracycline is used in prophylaxis of which of the following diseases

Question 5 of 20

6. 85% of lung cancer among smokers was due to their smoking. This is an example of

Question 6 of 20

7. Incidence can be calculated by

Question 7 of 20

8. Richest source of vitamin D is

Question 8 of 20

9. Which of the following carbohydrate has no nutritive value:

Question 9 of 20

10. Which of the following is not and initiative under the National rural health scheme (NRHS):

Question 10 of 20

11. Enameloplasty

Question 11 of 20

12. Anti-Rabies vaccine is not indicated in:

Question 12 of 20

13. In a study, significant relation is found between obesity and caries. However, the data for the study was collected only from food manufacturers and hospitals. This type of study design is called

Question 13 of 20

14. Caries promoting mineral

Question 14 of 20

15. A standard z score is related to?

Question 15 of 20

16. Bias can be eliminated by all except:

Question 16 of 20

17. Reliability of a screening test refers to:

Question 17 of 20

18. The avian flu H5N1 has high mortality in humans. However it has not been able to become a pandemic infection. What is the reason:

Question 18 of 20

19. Which one of the following is a good index of the severity of an acute disease?

Question 19 of 20

20. In caries reductase test slightly conductive shows which color

Question 20 of 20