Ecological Succession Quiz

A sequence of biotic changes that regenerate or create an ecological community is known as

• migration

• succession

• factors

• erosion

The development of an ecosystem in an area that has been covered by lava begins with the

• growth of trees and shrubs

• migration of animals

• breakdown of rock by pioneer species

• appearance of soil

Secondary succession is most likely to occur...

• after a forest fire

• if a glacier shrinks

• with a pioneer species

• on a new volcanic island

Which of the following statements about primary succession is true?

• it begins with a climax community

• it only occurs after glaciers retreat

• small mammals are first to inhabit the area

• it begins with bare rock

The reestablishment of a damaged ecosystem in an area where the soil is intact is called...

• primary succession

• pioneer succession

• secondary succession

• symbiotic succession

What is a limiting factor?

• Factors that always increase a population

• Resources that are unlimited

• Factors that always decrease a population

• Factors/resources that limit how many organisms can live in an area at the same time

What does the carrying capacity of a population show?

• The minimum number of organisms that can live in an area

• The maximum number of organisms that an ecosystem can support for a long period of time

• How many organisms live in the ecosystem

• The types of organisms living somewhere

What happened to the Hare population after the decrease in Lynx population in 1860?

• The hare population stayed the same.

• The decrease of lynx led to an increase in the amount of hares.

• The decrease of lynx led to a decrease in the hare population.

What does Graph A represent?

• Exponential growth

• Logistic growth

• Carrying capacity

• Predator-prey relationship

What does the dashed red line in Graph B represent?

• Exponential growth

• Logistic growth

• Carrying capacity

• Predator-prey relationship