Dental Caries

(a) Describe the parts of our tooth with the help of a labelled diagram (b) What is meant by dental caries ? How are they caused ? (c) What is dental plaque? What harm can it do ? How can the formation of plaque be prevented ?

A dental disease characterised by motting of teeth is due to presence of a certain chemical element in drinking water. Which is that element?

A dental disease characterised by mottling of teeth is due to the presence of certain chemical element in drinking water. Which of the following is that element?

Magnetic Field Due To Current Carying Ring|Magnetic Field Due To Current Carying Arc|Important Questions

Magnetic Field Due To Current Carying Ring|Magnetic Field Due To Current Carying Arc|Important Questions

Dental formula of human baby is ?