APES Unit 2 Review

Front

What traits are passed on from generation to generation?

Back

The traits best suited for the current environment.

Front

What is competition among members of the same species called?

Back

Intraspecific competition.

Front

Match the organisms with their role in the ecosystem: Kudzu vine, Beaver, Sea urchin.

Back

Kudzu vine - invasive, Beaver - foundation, Sea otter - keystone.

Front

What are ecosystem services?

Back

The processes by which life-supporting resources are produced.

Front

What is an optimum range?

Back

An organism's comfort zone.

Front

Define intraspecific competition.

Back

Competition among individuals of the same species.

Front

What is the role of a keystone species in an ecosystem?

Back

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

Front

What is an invasive species?

Back

A non-native species that spreads widely in a new habitat and causes harm to the environment.

Front

What does species richness refer to?

Back

The number of different species represented in a given ecological community.

Front

What is a foundation species?

Back

A species that has a strong role in structuring a community.