1. Which of the following carbohydrate has no nutritive value:FructoseCelluloseSucroseStarchQuestion 1 of 20 2. If prevalence of disease is high in population, requiresNo screeningMedium screeningLow level screeningHigh screeningQuestion 2 of 20 3. In calculating Dependency Ratio, the numerator is expressed as :Population under 10 years and 60 and above.Population under 10 years and 65 and abovePopulation under 15 years and 65 and abovePopulation under 15 years and 60 and above.Question 3 of 20 4. Comparing means of 3 different groups or datasets is best done by using:One-way ANOVAt testKruskal wallisChi square testQuestion 4 of 20 5. Which is not an epidemiological method of population surveyTwin studiesCorrelational studiesEcological studiesCommunity trialsQuestion 5 of 20 6. According to Consumer Protection Act 1987, compensation against State consumer protection forum can be made up to20 lakhs - 1 croreLess than 20 lakhs1 crore - 9 croresMore than 10 croresQuestion 6 of 20 7. The purpose of double blinding in clinical trials is toAvoid observer and subject biasAchieve comparability between study and controlAvoid subject biasAvoid observer biasQuestion 7 of 20 8. 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 calledEcological studyCross sectional studyPsephological studyRandomized trialQuestion 8 of 20 9. All the following indicators are included in physical quality of life Index (PQLI) exceptLife expectancy at age oneInfant mortality ratePer capita incomeLiteracy rateQuestion 9 of 20 10. According to WHO, which of the following disease is eradicated from the planet:MeaslesYellow feverChicken poxSmall poxQuestion 10 of 20 11. What of the following is the best method to measure the degree to which two variables move together in a distributionCorrelation coefficientVarianceCovarianceCertainty equivalentQuestion 11 of 20 12. Standard error of mean is calculated bySD/nSD/ ?nSD/meanMean/SDQuestion 12 of 20 13. Prevalence of disease will decrease in all of the following scenarios, exceptLack of Advanced Diagnostic Services at CentresImmigration of CasesIf case-fatality rate is highAdvanced Treatment Modalities Are AvailableQuestion 13 of 20 14. Choking off mechanism takes place after topical application ofAPFNaFSnF2Sodium monofluorophosphateQuestion 14 of 20 15. The major purpose of randomization in a clinical trials is toEnsure the groups arc comparable on base line characteristicsFacilitate double blindingReduce selection bias in allocation to treatment groupsHelp ensure the study subjects are representative of general populationQuestion 15 of 20 16. n-3 PUFA is present in all except:Corn oilMustard oilGroundnut oilFish oilQuestion 16 of 20 17. Best method to compare new test and gold standard testRegressive studyBland and Altman analysisKolmogorov-Smimov testCorrelation studyQuestion 17 of 20 18. All of the following are true about cluster sampling except:Is a Rapid and simple methodIt is a type of probability sampleThe sample size may vary according to study designSamples are similar to those in Simple Random SamplingQuestion 18 of 20 19. First and foremost, step in biomedical waste disposal is:Proper disposalSegregationIncinerationDecontaminationQuestion 19 of 20 20. Occurrence of malocclusion in a given population termed as?PrevalenceIncidenceMortalityProbabilityQuestion 20 of 20 Loading...