(a(i))[2]
Explain what biodiversity means.
(a(ii))[3]
Explain why biodiversity should be maintained.
(b(i))[3]
With reference to Fig. 5.1, compare the link between total area protected and global biodiversity in terrestrial and marine habitats between 1970 and 1990, and between 1990 and 2005.
(b(ii))[2]
Suggest why the area of marine habitats protected is smaller than the area of terrestrial habitats protected.