1. Which of the following is true about Epidemiological survey as compared to clinical trial: 1. Sample size small 2. Cross sectional and longitudinal approach 3. Dental indices are used 4. Control and experimental group

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2. According to Consumer Protection Act 1987, compensation against State consumer protection forum can be made up to

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3. Ability of the test to correctly identify those who have disease:

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4. A Path finder survey for oral health needs to be done at 12 sites for 4 index age groups at each site. What should be the sample size for the survey

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

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6. The no. of death due to oral carcinoma divided by mid-year population?

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7. Meta-analysis is helpful in dentistry to:

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8. The recent spread of Swine flu was in the news, this type of transmission can be termed:

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9. While calculating Infant mortality rate, which of the following is not included

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10. Which is not an epidemiological method of population survey

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

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12. Richest source of vitamin D is

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13. Change in event with respect to time is best depicted by

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14. In which of the following disease, the overall survival is increased by screening procedure

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15. Which of the following types of bias can be reduced by allowing equal interview time

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16. All of the following are true about standard error of mean except:

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17. A standard z score is related to?

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18. Which of the following exposure carries the maximum risk of transmission of HIV?

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19. A- learned behaviour which is permanent and consistent but liable to change

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20. Dentist act was passed in

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