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NEETMDS- Community Dentistry mcq
MDS PREP
Doctrine of res ipsa loquitur is used when
1) There is a threat to harm and unauthorized touching
2) In the absence of negligence, injury would not have occurred
3) Patient is not informed of his treatment status
4) None of the above
Community Dentistry Answer: 2

Intensity of caries by snyder test is determined by
1) Rapidity at which medium turns greenish blue to red
2) Rapidity at which medium turns yellow to greenish blue
3) Rapidity at which medium turns greenish blue to yellow
4) Rapidity at which medium turns greenish blue to colourless
Community Dentistry Answer: 3

Which of the above statements are correct
1) 1 and 4
2) 1 and 3
3) 2 and 3
4) 2 and 4
Community Dentistry Answer: 2

The colourless or transparent pit and fissure sealants are usually
1) Indicated only in case of rampant caries
2) Accepted even though retention is limited
3) Limited to buccal pits
4) Indicated only before six years of age
Community Dentistry Answer: 2

The term prevalence refers to the
1) Cumulative effect of a disease
2) Number of new cases of a disease
3) Proportion of old existing cases in the population
4) All of the above
Community Dentistry Answer: 1

Residual chlorine of water should be
1) 1 mg/1 tr. after 1 hour
2) 1 mg/1 tr. after 1/2 hour
3) 0.5 mg/1 tr. after 1 hour
4) 0.5 mg/1 tr. after 1/2 hour
Community Dentistry Answer: 3

If a biochemical test gives the same reading for a sample on repeated testing, it is inferred that the measurement is
1) Precise
2) Accurate
3) Specific
4) Sensitive
Community Dentistry Answer: 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 Dentistry Answer: 2

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