(a(i))[3]
Name the structures labelled A, B and C. Write your answers on Fig. 4.1.
(a(ii))[1]
What is cellulose composed of?
(a(iii))[2]
State two functions of a root hair cell.
(a(iv))[1]
Describe how a root hair cell is adapted for its function.
(b)[3]
The cell shown in Fig. 4.2 has structures that are not found in root hair cells. State the name of these structures and explain what they do.