AP Environmental Unit 2

Front

What role do lichens play in primary succession?

Back

Lichens begin to break down rock to form soil.

Front

What characterizes endangered species?

Back

Endangered species have rapidly declining populations.

Front

According to island biogeography, how does species richness change with proximity to the mainland and island size?

Back

Species richness increases as islands are closer to the mainland and increases as islands increase in size.

Front

What type of succession occurs after a forest fire?

Back

Secondary succession.

Tags

NGSS.MS-LS2-4

Front

What is the term for the predictable replacement of one group of species by another over time?

Back

Succession.

Front

What is primary succession?

Back

Primary succession is the process of ecological change that occurs in an area where no soil exists, such as after a volcanic eruption.

Front

What is secondary succession?

Back

Secondary succession is the process of ecological change that occurs in an area where soil exists but has been disturbed, such as after a forest fire.

Tags

NGSS.MS-LS2-4

Front

Define biodiversity.

Back

Biodiversity refers to the variety of life in a particular habitat or ecosystem.

Tags

NGSS.MS-LS2-5

Front

What is a climax community?

Back

A climax community is a stable and mature ecological community that has reached a steady state.

Tags

NGSS.MS-LS2-3

Front

What are limiting factors in an ecosystem?

Back

Limiting factors are environmental conditions that restrict the growth, abundance, or distribution of an organism or a population.

Tags

NGSS.MS-LS2-1