Table 1: Percentage cover of selected plant species recorded along a 120-metre belt transect across a sand dune system at Harlech, Wales

Distance along transect (m)	Marram Grass (%)	Sea Sandwort (%)	Red Fescue (%)	Heather (%)
0	75	15	0	0
20	85	5	0	0
40	50	0	25	0
60	20	0	65	5
80	5	0	40	35
100	0	0	10	70
120	0	0	0	85

Which of the following graphical presentation techniques is most appropriate to clearly display the changing abundance (percentage cover) and zonation of each individual plant species along this environmental gradient?

Shade one circle only.

Graphical skills

Question 1

Table 1: Percentage cover of selected plant species recorded along a 120-metre belt transect across a sand dune system at Harlech, Wales

Markscheme

Graphical skills

Question 1

Table 1: Percentage cover of selected plant species recorded along a 120-metre belt transect across a sand dune system at Harlech, Wales

Markscheme

Graphical skills

Question 1

Table 1: Percentage cover of selected plant species recorded along a 120-metre belt transect across a sand dune system at Harlech, Wales

Graphical skills Questions

Graphical skills

Question 1

Table 1: Percentage cover of selected plant species recorded along a 120-metre belt transect across a sand dune system at Harlech, Wales

Graphical skills Questions