Fluoride in enamel 1) Uniformly distributed in all layers 2) Most concentrated at outer surface 3) Most concentrated in inner surface 4) Most concentrated at DE junction
Community DentistryAnswer: 2
A 10-year-long study concerning the use of fluorides and pit and fissure sealants in control caries on same population group is an example of 1) Experimental study 2) Case conrol study 3) Cross sectional study 4) Retrospective study
Community DentistryAnswer: 1
Among the following, which is the best source of riboflavin? 1) 1 glass (250 mL) of milk 2) 2 slices of enriched bread 3) 1/2 cup of raw carrots 4) 1 medium-sized orange
Community DentistryAnswer: 2
Maximum benefits are obtained if tooth treated with topical fluoride for a minimum period of 1) 30 sec 2) 1 min 3) 2 min 4) 4 min
Community DentistryAnswer: 4
Which of the following correctly describes DMF index? 1) Full mouth index 2) Comulative index 3) Irreversible index 4) All of the above
Community DentistryAnswer: 4
The arithmetical average of a number of observations is called 1) Mean 2) Median 3) Mode 4) All of the above
Community DentistryAnswer: 1
What is quasi-crime 1) Violation of statutory law 2) Violation of administrative law 3) Any of the above 4) None of the above
Community DentistryAnswer: 2
Health hazards to office staff from central suction unit can be minimised by 1) Venting the suction exhaust to the exterior of building 2) Keeping filler clean 3) Running disinfectant through suction every week 4) All of the above
