Unit 4 - Biodiversity Semester Review

Front

What is high biodiversity?

Back

Having a lot of variety of different organisms.

Front

What does genetic diversity refer to?

Back

The variety of genes present within a species.

Front

Define resilience in an ecosystem.

Back

The ability of an ecosystem to recover after a disturbance.

Front

What is mass extinction?

Back

An event in which a large percentage of all living species become extinct in a relatively short period of time.

Front

What are invasive species?

Back

Organisms that are brought into a new environment and have no natural enemies or controls.

Front

What is biodiversity?

Back

The variety of life in the world or in a particular habitat or ecosystem.

Front

What is species diversity?

Back

The variety of different species within a given area.

Front

What is habitat fragmentation?

Back

The process by which a large habitat is broken into smaller, isolated patches.

Front

What is extinction?

Back

The end of an organism or a group of organisms (taxon), typically a species.

Front

What is a keystone species?

Back

A species that has a disproportionately large effect on its environment relative to its abundance.