(a)[3]
Draw one straight line from every definition to connect it with the correct process.
(b(i))[2]
On Fig. 9.1, use the letter X to label one tooth that is suited to cutting food. State the name of the tooth type used for cutting.
(b(ii))[2]
On Fig. 9.1, label one tooth that is adapted for chewing food with the letter Y. State the name of the tooth type adapted for chewing.
(c)[3]
Eating too much sugar can start a process that ends in dental decay. Explain how sugar contributes to decay and how the decay affects parts A and B.