1. Which of the following is not an accepted method of randomizationRandom number tableOdd/even day hospital admissionLotteryComputer drawn randomizationQuestion 1 of 20 2. Crude death rate is usually measured per ___________ of population:100100000100001000Question 2 of 20 3. Role of humectant in toothpastes:Retain moistureAbrasiveTasteAnti-bacterialQuestion 3 of 20 4. In calculating Dependency Ratio, the numerator is expressed as :Population under 10 years and 65 and abovePopulation under 15 years and 65 and abovePopulation under 10 years and 60 and above.Population under 15 years and 60 and above.Question 4 of 20 5. World Anti Tobacco Day is?1st Dec1 Novemeber5/31/201604-07-2016Question 5 of 20 6. Sequence of contents in scientific report of oral health survey:Introduction, Aim, materials and methods, resultsReview of literature, Aim, methods and material, resultsIntroduction, Materials and methods, result, discussionAim, Materials and methods, result, conclusionQuestion 6 of 20 7. If prevalence of disease is high in population, requiresHigh screeningMedium screeningNo screeningLow level screeningQuestion 7 of 20 8. Anti-Rabies vaccine is not indicated in:Monkey biteCat biteRat biteDog biteQuestion 8 of 20 9. Ability of screening test to correctly identify the diseaseSpecificityNegative predictivePositive predictiveSensitivityQuestion 9 of 20 10. In a positively skewed population distribution with a long tail, which of the following is used as measure of central tendencyMedianModeMeanStandard deviationQuestion 10 of 20 11. Incidence can be calculated byCase control studyRetrospective studyProspective studyCross sectional studyQuestion 11 of 20 12. Enameloplasty1/2 of enamel is removedFissures are broadened and made self-cleansable1/3 of enamel is removed1/4 of enamel is removedQuestion 12 of 20 13. Sputum can be disinfected by all except:ChlorhexidineAutoclavingCresolBoilingQuestion 13 of 20 14. In a study done in 2014, the socioeconomic status of subjects was associated with incidence of new carious lesions. This type of study design is called:Case controlRetrospectiveDescriptiveAnalyticQuestion 14 of 20 15. Shortest incubation period is seen in:Hepatitis ARubellaInfluenzaHepatitis BQuestion 15 of 20 16. A pregnant lady uses fluoridated drinking water. All of the following are true regarding exposure of the fetus to fluoride except:Placenta has no role in fluoride regulation to fetusPlacenta acts as a regulator and increases the concentration of fluoride reaching the fetusPlacenta acts as a regulator and reduces the concentration of fluoride reaching the fetusPlacenta acts as a barrier to fluoride ionsQuestion 16 of 20 17. According to concept of primary health centre hilly areas cover a population of100000500003000020000-Question 17 of 20 18. All are principles of ethics, exceptNon-beneficenceRespect the persons autonomy and informed consentConfidentiality, veracity or truthfulnessDo not harmQuestion 18 of 20 19. Occurrence of malocclusion in a given population termed as?ProbabilityPrevalenceIncidenceMortalityQuestion 19 of 20 20. Water fluoride concentration in areas with cold weather condition4 ppmMore than 1 ppmLess than 0.7 ppm1 ppmQuestion 20 of 20 Loading...