(a(i))[3]
Explain why it is important that food is physically broken into smaller pieces.
(a(ii))[1]
State the name of one other part of the human digestive system where physical digestion takes place.
(b(i))[2]
Link each box on the left with the correct box on the right by drawing one straight line to match every tooth to its name. Draw three lines.
(b(ii))[1]
Describe what molar teeth do.
(c)[4]
State the names of the parts labelled A, B, C and D in Fig. 2.1.