Question

How are climax communities different from pioneer communities?

A. pioneer communities have complex food webs, while climax have simple food chains
B. pioneer communities contain few species, while climax communities have many species
C. pioneer communities have trees, while climax communities may only have lichens on the bare rock
D. pioneer communities do not change, while climax communities will inevitably change

Answer 1

The correct answer is letter B, pioneer communities contain few species, while climax communities have many species. Pioneer communities are the first biotic communities that develop within a an area. The species are actually quite few as well, because they are the first species that colonized that particular area--- the beginning of climax communities.