The level of prevention which takes measures prior to the onset of risk factors in a particular region or population is:

According to the Epidemiological triad of Host, Agent and Environment, the disease sets in only when:

Vaccinating a healthy child to prevent infectious diseases in future is an example of:

A person working in battery factory presents with generalized erosion. Restoring these lesions to reduce hypersensitivity is an example of:

An expectant mother is asked by the dentist to maintain good oral hygiene in order to prevent caries in her new born. This is an example of:

The critical pH explanation in the “Stephan’s curve” is associated with: Consistency of sugar

The best available evidence for an association between amount of sugars and risk of dental caries comes from which type of study design?

The most perfect crystalline structure that is highly resistant to dental caries is

The optimum amount of fluoride in drinking water that does not produce mottling of enamel yet causing reduction in dental caries is:

Which of the following was an original research city for fluoride in 1945?

The acute lethal dose of fluorides in adults which can cause death is:

All of the below mentioned forms of fluoride are indicated in a child less than 6 years Except:

The most feasible topical fluoride that can prevent caries initiation at a community level is

The choking off mechanism due to formation of Calcium fluoride is seen with:

All of the following are true about fluoride varnish except:

Pit and fissure sealants are contraindicated in all of the following except:

Placement of sealants on deep fissures of permanent molars of a high risk child is:

The type of retention that occurs between the tooth and sealant is:

All of the following are part of sealant application procedure except :

The fissure type which is most susceptible for caries development is:

The technique of using hand cutting instruments for caries excavation and restoring with a chemically adhesive material is called:

The pioneers of Atraumatic Restorative Treatment are:

While excavating dentinal caries in ART procedure, the caries is removed in which direction?

All of the following are indications for ART except:

All of the following are limitations of ART except: