A(n) ______ species is one that makes up a small portion of the community but has a large influence on community diversity.Multiple choice question.pioneerkeystonetrophicinherent

If there is higher species diversity in a community when Species X is present than when it has been removed, you might consider Species X to be a(n)Multiple choice question.parasitic species.pioneer species.introduced species.keystone species.

A plant or an animal that is taken into an area that it did not previously inhabit is a(n) ______ species.Multiple choice question.founderintroducedendemicnative

What type of species plays an important role in its community that is out of proportion with its biomass?Multiple choice question.HerbivorousInvasiveEndangeredKeystone

19.What is included in ecological diversity?  A. Species diversity  B. Genetic diversity  C. Ecosystem diversity  D. Natural diversity

In primary succession, the first species to colonize new habitats are called ______ species.Multiple choice question.oligotrophicpioneerkeystoneeutrophic