Ch4 L2 Quiz

What is the main difference between primary and secondary succession?

• The climax of primary succession is pine forest.

• Primary succession begins with bare rock.

• Secondary succession begins with mosses and lichens.

• Secondary succession includes frequent fires.

Which is not an example of a natural environmental change?

• a beaver dam

• a hurricane

• a volcanic eruption

• a housing development

What is the primary reason that these animals are endangered?

• habitat loss

• hunting

• pollution

• accidents

The final stage of succession in an area is called a(n) _____.

• secondary succession.

• pioneer community.

• climax community.

• ecosystem.

Critical Thinking: The gray wolf was formerly found in a wide variety of habitats, including prairie, forests, desert, and tundra. How could such an adaptable animal become endangered?

Establishment of the first living community to develop in an area that used to be lifeless is called ________.

When a species dies out completely, the species is ________.

The establishment of a new community where a community had already existed is called ________.

The process of one ecosystem gradually changing into a different type of ecosystem is called ________.

A species that is in danger of becoming extinct is a(n) ________.