1. First and foremost, step in biomedical waste disposal is:SegregationDecontaminationProper disposalIncinerationQuestion 1 of 20 2. Most common occupational cancer in India?Brain cancerLung cancerBladder cancerSkin cancerQuestion 2 of 20 3. 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:RetrospectiveDescriptiveAnalyticCase controlQuestion 3 of 20 4. Change in event with respect to time is best depicted byBar diagramLine diagramPie chartDot diagramQuestion 4 of 20 5. Crude death rate is usually measured per ___________ of population:100000100001001000Question 5 of 20 6. Problem of recall bias is seen in:Cross sectional studiesCohortEpidemiological studiesCase controlQuestion 6 of 20 7. Developing an answer or a solution to an already known problem or a question which can be quantified and analysed is known as:Data collectionAnalysis and interpretationStatistical analysisHypothesis formulationQuestion 7 of 20 8. In a dental clinic, auxiliary perform duties after personal diagnosis and direction of dentist and patient is sent after his clearance comes underPersonal guidance/ supervisionDirect guidance/ supervisionIndirect guidance/ supervisionGeneral guidance/ supervisionQuestion 8 of 20 9. Outdated and expired drugs should be disposed in which of the following mannersAutoclaveDiscard in Municipal wasteTreat and bury in landfillsStore for 10 year and then bury in landfillsQuestion 9 of 20 10. Late expanding stage of population in India is due to?Birth rate is less than death rateBirth rate stationary, death rate continues to fallDeath rate declines more than birth rateBirth rate declines, death rate sameQuestion 10 of 20 11. Simplest commonly used method of measuring variation in a population isSDRangeMeanMedianQuestion 11 of 20 12. In Salivary reductase test, slightly conducive caries activity in represented as which colourRedBluePinkOrchidQuestion 12 of 20 13. Reliability of a screening test refers to:The extent to which the observer can go in finding the resultGives same values even on repeated testingDepends on knowledge of the observerAccurately measures what it is supposed to measureQuestion 13 of 20 14. A pregnant lady uses fluoridated drinking water. All of the following are true regarding exposure of the fetus to fluoride except:Placenta 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 ionsPlacenta has no role in fluoride regulation to fetusQuestion 14 of 20 15. Application of Incubation period is all EXCEPTTo find out time for QuarantineTo differentiate co-primary cases from secondary casesTo find out time for isolationTo prevent infection to the contacts of the infected personQuestion 15 of 20 16. The usefulness of a screening test depends upon itsPredictive valueReliabilitySensitivitySpecificityQuestion 16 of 20 17. How many demographic cycles are there in the world3456Question 17 of 20 18. Causative agent for AIDS was established in1972199419831969Question 18 of 20 19. Which is not an epidemiological method of population surveyEcological studiesCorrelational studiesCommunity trialsTwin studiesQuestion 19 of 20 20. Which of the following is most strongly associated with coronary heart disease?HDLTotal lipoproteinsApolipoproteinsVLDLQuestion 20 of 20 Loading...