Question

what term do we use to describe the variety of species in an area? biodiversity overpopulation

Explanation:

The question asks for the term describing the variety of species in an area. "Biodiversity" is defined as the variety of life (including species) in a particular habitat or ecosystem. "Overpopulation" refers to excessive population size, not species variety. So the correct term is Biodiversity.

Answer:

Biodiversity