Question

Match the following:

$\begin{array}{cc}\text{Parts of teeth}& \text{Description}\\ \text{1. Enamel}& \text{i) It is a calcified substance that helps in joining}\\ & \text{the teeth in the socket.}\\ \text{2. Dentine}& \text{ii) It consists of connective tissue, nerve fibres,}\\ & \text{lymph and blood vessels.}\\ \text{3. Cement}& \text{iii) It is the outermost layer of the teeth and}\\ & \text{the hardest substance of the body.}\\ \text{4. Pulp cavity}& \text{iv) It joins enamel and pulp.}\end{array}$

• A. 1-iii, 2-ii, 3-i, 4-iv
• B. 1-iii, 2-i, 3-iv, 4-ii
• C. 1-iii, 2-iv, 3-i, 4-ii
• D. 1-ii, 2-iv, 3-i, 4-iii

Answer 1

The correct option is C 1-iii, 2-iv, 3-i, 4-ii

Enamel- It is the outermost layer of the teeth and it is the hardest substance of the body.
Dentine- It joins enamel and pulp.
Cement- It helps in joining the teeth in the socket.
Pulp cavity- It consists of connective tissue, nerve fibres, lymph and blood vessels.