1. Colorado stain is another name forFluoride BombArrested CariesFluorosisNoneQuestion 1 of 20 2. Order of disease isImpairment (I) Disability (D) Handicap (H)DHIDIHHDIQuestion 2 of 20 3. The usefulness of a screening test depends upon itsSpecificitySensitivityReliabilityPredictive valueQuestion 3 of 20 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 survey30015001200400Question 4 of 20 5. Saliva contains which of the following acts as defence mechanism for prevention of dental cariesLysozymeLactoferrinAll of the aboveLactoperoxidaseQuestion 5 of 20 6. Infected waste is disposed in which containerYellowBlackBlueRedQuestion 6 of 20 7. Parametric test are all exceptChi-square testZ testPearson correlationPaired testQuestion 7 of 20 8. Student t test - true is?Sample is smallMean is similarNumber of observation in sample is sameSD is similarQuestion 8 of 20 9. Using neem stick is an example ofEquitable DistributionCommunity ParticipationInter-Sectoral CoordinationAppropriate TechnologyQuestion 9 of 20 10. Study done on a group of patients showed coefficient of variance for BP and serum creatinine to be 20% & 15% respectively. Inference is that:Standard deviation of creatinine is more than of BP.Variation in BP is more than in serum creatinine.Variation in serum creatinine is more than in BPStandard deviation of BP is more than of creatinineQuestion 10 of 20 11. Role of humectant in toothpastes:TasteRetain moistureAbrasiveAnti-bacterialQuestion 11 of 20 12. Prevalence of disease will decrease in all of the following scenarios, exceptLack of Advanced Diagnostic Services at CentresImmigration of CasesAdvanced Treatment Modalities Are AvailableIf case-fatality rate is highQuestion 12 of 20 13. The Community Periodontal index for Treatment Needs is recorded for?QuadrantsSextantsWhole dentitionOne archQuestion 13 of 20 14. A standard z score is related to?None of the aboveScore which is away from medianMeasure of central tendencyScore which is away from meanQuestion 14 of 20 15. Richest source of vitamin D isEggMilkGreen leafy vegetablesFish oilQuestion 15 of 20 16. Bias can be eliminated by all except:Multivariate analysisBlindingMatchingRandomizationQuestion 16 of 20 17. Comparing means of 3 different groups or datasets is best done by using:t testOne-way ANOVAKruskal wallisChi square testQuestion 17 of 20 18. Which of the following types of bias can be reduced by allowing equal interview timeBerkesonian biasInterviewer biasSelection biasRecall biasQuestion 18 of 20 19. According to Consumer Protection Act 1987, compensation against State consumer protection forum can be made up to1 crore - 9 crores20 lakhs - 1 croreMore than 10 croresLess than 20 lakhsQuestion 19 of 20 20. An active carious lesion can be stopped from progression by application of which of the following:Silver diamine fluorideSnFNaFAPFQuestion 20 of 20 Loading...