1. Not true about crude birth rateNumerator does not include still births.It is independent of age of populationIt is a measure of fertilityIt is actually a ratio not a rateQuestion 1 of 20 2. 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 studyPsephological studyRandomized trialCross sectional studyQuestion 2 of 20 3. The recent spread of Swine flu was in the news, this type of transmission can be termed:EpidemicEndemicPandemicSporadicQuestion 3 of 20 4. Occurrence of malocclusion in a given population termed as?MortalityProbabilityIncidencePrevalenceQuestion 4 of 20 5. Reverse smoking is prominent in which parts of India:Coastal areas of Andhra PradeshTribal areas of MaharashtraRiver bed of AssamDeserts of RajasthanQuestion 5 of 20 6. Double pot is method ofDefluoridationOzonisationFluoridationChlorinationQuestion 6 of 20 7. The no. of death due to oral carcinoma divided by mid-year population?Crude death rateProportional death rateCase fatality rateSpecific death rateQuestion 7 of 20 8. Method commonly used to represent variations around mean:RangePercentileStandard deviationStandard errorQuestion 8 of 20 9. Outlier isSeparate entityMeasure of Central TendencyObservation that is completely outside the normal observation range of valuesExperimental errorQuestion 9 of 20 10. A data is arranged as satisfied, very satisfied, and dissatisfied This is aInterval dataRatio dataOrdinal dataNormal dataQuestion 10 of 20 11. In case of Confounding variable which type of association is seen between disease and factorSpuriousIndirectTemporalDirectQuestion 11 of 20 12. Disposal method of outdated cytotoxic drugs is:Disposal in municipal wasteDestruction and dumping in a secure landfillPreserve for 10 years and landfillAutoclaveQuestion 12 of 20 13. A screening test is used in the same way in two similar populations; but the proportion of false positive results among those who test positive in population A is lower than those who test positive in population B. What is the likely explanation?The prevalence of the disease is lower in population A.The specificity of the test is lower in population A.The prevalence of the disease is higher in population AThe specificity of the test is higher in population A.Question 13 of 20 14. Crude death rate is usually measured per ___________ of population:100001000001001000Question 14 of 20 15. According to WHO, which of the following disease is eradicated from the planet:MeaslesChicken poxSmall poxYellow feverQuestion 15 of 20 16. A test has high false positive rate in a community. True isHigh sensitivityLow prevalenceHigh specificityHigh prevalenceQuestion 16 of 20 17. Plastic wrapper of surgical syringe should be discarded in:BlueYellow bagRed bagBlack bagQuestion 17 of 20 18. If prevalence of disease is high in population, requiresLow level screeningMedium screeningNo screeningHigh screeningQuestion 18 of 20 19. Which of the following conditions does not have a National Screening / Control Programme?Diabetes MellitusDental cariesRefractive errorsCarcinoma cervixQuestion 19 of 20 20. Isolation is strictly recommended forHepatitis AMeaslesMumpsPneumonic plagueQuestion 20 of 20 Loading...