(a(i))[3]
Name and describe the process that allows mineral ions to be absorbed.
(a(ii))[1]
Phosphate is one ion moved in this manner. State one function of this ion in plant cells.
(b(i))[1]
Write the letter W on Fig. 3.1 in the area where cells are specialised for the transport of water and mineral ions.
(b(ii))[2]
Water is also absorbed from the soil by the root hair cells. Outline the mechanism by which this occurs.
(b(iii))[4]
Describe the pathway taken by water as it passes from the root hair cells into the cells which are specialised for transport of water and mineral ions.