Unit 1 Test Part 2

Front

Mutualism

Back

A relationship between organisms in which both benefit from the interaction.

Front

Heterotroph

Back

An organism that obtains energy and nutrients by consuming other organisms, typically autotrophs.

Front

Secondary succession

Back

The process of ecological change that occurs in an area where a disturbance has destroyed a community but left the soil intact.

Front

Threatened species

Back

A species that is at risk of becoming endangered but is not currently in danger of extinction.

Front

Habitat

Back

The place where an organism lives and spends its life.

Front

Autotroph

Back

An organism that produces its own food from inorganic substances, typically through photosynthesis.

Front

Ecosystem

Back

A community of living organisms and their interactions with their physical environment.

Front

Commensalism

Back

A relationship between two organisms where one benefits and the other is neither helped nor harmed.

Front

Parasitism

Back

A relationship where one organism benefits at the expense of another, often harming it.

Front

Biodiversity

Back

The variety of life in a particular habitat or ecosystem.