Vaccine for caries is based on which immunoglobulin 1) IgG 2) IgA 3) IgE 4) IgM
Community DentistryAnswer: 2
Who postulated that water fluoridation is assciated with reduced tooth decay 1) Dean 2) Murray 3) Horowitz 4) Knutson
Community DentistryAnswer: 1
The "choking off" mechanism takes place after topical application of 1) NaF 2) SnF 3) APF 4) Sodium mono-fluorophosphate
Community DentistryAnswer: 1
An ideal method to display frequency distribution is through 1) Scatter diagram 2) Pie diagram 3) Histogram 4) None of the above
Community DentistryAnswer: 3
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
Weight of 100 children was 12 kg. The standard deviation was 3. Calculate the percent coefficient of variance 1) 25 % 2) 35 % 3) 45 % 4) 55 %
Community DentistryAnswer: 1
To test the association between risk factor and disease which of the following is the weakest study design 1) Case control study 2) Ecological study 3) Cohort study 4) Cross-sectional study
Community DentistryAnswer: 2
Pit and fissure sealants are most effective in 1) Incipient caries on newly erupted permanent tooth 2) Deep caries on a permanent tooth 3) Both of the above 4) None of the above