If the score in Dean"s index is 0-0.4, it indicates mottling to be 1) Negative 2) Borderline 3) Medium 4) Very marked
Community DentistryAnswer: 1
The WHO"s objective in dental health is that by the year 2000 a person, at age of 12, shall not have decayed, missing and filled teeth (DMF) more than 1) 1 2) 2 3) 3 4) 4
Community DentistryAnswer: 3
The WHO index for fluorosis is based on 1) Dean"s index 2) Mckay"s index 3) Community fluorosis index 4) Public health fluorosis index
Community DentistryAnswer: 1
Main mechanism of action of systemic fluoride is 1) Rreventing plaque formation 2) Reduction of solubility of enamel as content of fluoride increases 3) Both of the above 4) None of the above
Community DentistryAnswer: 2
Which of the following is a non-specific identification of dead person 1) Visual recognition by personal effects 2) Serological analysis 3) Analysis of skeletal remnants 4) Analysis of fingerprints
Community DentistryAnswer: 1
First step in public health procedure is 1) Analysis of programme 2) Planning of programme 3) Situation analysis 4) Appraisal of programme
Community DentistryAnswer: 3
The type II error is the acceptance of a null hypothesis as true when it is 1) True 2) Nonexistent 3) Negative valued 4) False
Community DentistryAnswer: 4
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 %
