1. The pattern of change of disease trends of mortality and morbidity where the pandemics of infection. are replaced by degenerative and manmade disorders as the main cause of morbidity and mortality is known as:Epidemiological transitionParadoxical transitionReversal of transitionDemographic transitionQuestion 1 of 20 2. In a study in UK, an association was found between sale of an antiarrhythmic drug and an increase in deaths due to asthma. This is an example of:Cohort studyEcological studyExperimental studyCase reference studyQuestion 2 of 20 3. Age was found to be a factor affecting the relation of diabetes mellitus and periodonticsSampling BiasSelection BiasInformation BiasConfounding BiasQuestion 3 of 20 4. All the following indicators are included in physical quality of life Index (PQLI) exceptPer capita incomeLife expectancy at age oneLiteracy rateInfant mortality rateQuestion 4 of 20 5. In an epidemiological study, the first case which comes to the attention of the investigator isSecondary casePrimary caseIndex caseReference caseQuestion 5 of 20 6. Carry over effect is seen inCohort studyCase control studyCross over studyConcurrent parallel trialQuestion 6 of 20 7. Integrated child development Scheme (ICDS) in India comes under:Ministry of women and child developmentMinistry of health and family welfareMinistry of Human resource and developmentMinistry of Home affairsQuestion 7 of 20 8. Fish is deficient in which of the following nutrients:PhosphorusIronIodineVitamin AQuestion 8 of 20 9. The no. of death due to oral carcinoma divided by mid-year population?Crude death rateProportional death rateCase fatality rateSpecific death rateQuestion 9 of 20 10. Eradication is defined as:Cessation of disease progression in a local geographical areaTermination of all man to man transmission of agentTreatment of all patients with the diseaseInterruption of transmission of diseaseQuestion 10 of 20 11. The Community Periodontal index for Treatment Needs is recorded for?QuadrantsWhole dentitionOne archSextantsQuestion 11 of 20 12. In calculating Dependency Ratio, the numerator is expressed as :Population under 15 years and 60 and above.Population under 15 years and 65 and abovePopulation under 10 years and 65 and abovePopulation under 10 years and 60 and above.Question 12 of 20 13. Comprehensive school based dental care for whole country is adopted byUSASwedenAustraliaNew ZealandQuestion 13 of 20 14. Scalogram is another name forThurstone scaleGuttman ScaleSenatic Differential ScaleLikert ScaleQuestion 14 of 20 15. Best method to compare new test and gold standard testCorrelation studyKolmogorov-Smimov testBland and Altman analysisRegressive studyQuestion 15 of 20 16. Which is not an epidemiological method of population surveyEcological studiesCorrelational studiesTwin studiesCommunity trialsQuestion 16 of 20 17. Live viral vaccine isSalkMeaslesRabiesHepatitisQuestion 17 of 20 18. An investigator observes that five independent risk factors influence the occurance of a disease. Which of the following statistical tests should be applied to assess the relationship between these 5 risk factors and the occurance of disease:One way analysis of VarianceMultiple Logistic RegressionANOVAMultiple Linear RegressionQuestion 18 of 20 19. Richest source of vitamin D isGreen leafy vegetablesMilkFish oilEggQuestion 19 of 20 20. Mean bone density amongst two groups of 50 people each is compared with each other. The test of significance used would be:Chi-Square testPaired-t-testStudent t-testAnalysis of varianceQuestion 20 of 20 Loading...