Question

chapter 20: communities of organisms: of wolves and trees
page(s) 387 - 388
20.2. articulate the role of relative species abundance and species richness in defining ecological diversity.
complete the following passage regarding biological diversity.
a(n) is a group of species that occupy the same area. when studying the diversity of a group of species, ecologists use two measures. one is a count of the total number of species in the area, which is called. the other is a measure of how common the species are compared to each other, which is called.
species richness relative species abundance ecosystem population community

Explanation:

A community is a group of species in the same area. Species richness is the count of total species. Relative species abundance measures species' commonness compared to each other.

Answer:

community, species richness, relative species abundance