Question 1

What is the sequence of ecological succession in a previously uninhabited area?

Accepted Answer

Pioneer species, intermediate species, climax community

Answer

Pioneer species, climax community, intermediate species

Answer

Intermediate species, pioneer species, climax community

Answer

Climax community, pioneer species, intermediate species

Question 2

What is considered a pioneer species?

Accepted Answer

Lichens

Answer

Shrubs

Answer

Grass

Answer

Trees

Question 3

What is secondary succession?

Accepted Answer

Succession that occurs after a disturbance in an already established ecosystem

Answer

Succession that occurs in a previously uninhabited area

Answer

Succession that occurs after a volcanic eruption

Answer

Succession that occurs after a nuclear disaster

Question 4

What is an example of a disturbance that can cause secondary succession?

Accepted Answer

A forest fire

Answer

Deforestation

Answer

Acid rain

Answer

Overgrazing by livestock

Question 5

What is an example of primary succession?

Accepted Answer

Succession on a newly formed volcanic island

Answer

Succession after a forest fire

Answer

Succession after a landslide

Answer

Succession after a flood

Question 6

What is ecological succession?

Accepted Answer

The process of a community changing over time.

Answer

The process of humans evolving over time.

Answer

The process of adapting to a new environment.

Answer

The process of a single organism changing over time.

Question 7

What is the difference between primary and secondary succession?

Accepted Answer

Primary succession occurs on newly formed land, whereas secondary succession occurs on land that has already been colonized.

Answer

Primary succession occurs on land that has been disturbed, whereas secondary succession occurs in undisturbed areas.

Answer

Primary succession occurs in aquatic environments, whereas secondary succession occurs on land.

Answer

Primary succession involves the growth of grasses and shrubs, whereas secondary succession involves the growth of trees.

Question 8

What is a climax community?

Accepted Answer

A stable, self-sustaining community that is the endpoint of succession.

Answer

A community that is constantly changing and evolving.

Answer

A community that is dominated by a single species.

Answer

A community that is on the brink of collapse.

Question 9

What is a pioneer species?

Accepted Answer

A hardy species that is the first to colonize an area.

Answer

A species that is only found in aquatic environments.

Answer

A species that is sensitive to changes in temperature.

Answer

A species that is only found in tropical areas.

Question 10

What is an example of secondary succession?

Accepted Answer

The regrowth of vegetation after a forest fire.

Answer

The growth of grasses and shrubs in a desert.

Answer

The colonization of a rock by lichen.

Answer

The establishment of a wetland in an area that was previously a grassland.

Question 11

Primary succession occurs when pioneer species move into an area that has no plants. Which organism are common pioneer species.

Accepted Answer

mosses and lichens that can grow on rocky surfaces

Answer

vines and shrubs that help prevent the erosion of shallow soil

Answer

conifer trees and tall grasses with roots that loosen the soil

Answer

grasses and weeds that arrive as seeds are carried by the wind and then germinate in rich soil

Question 12

Which type of succession takes longer: primary or secondary?

Accepted Answer

primary succession

Answer

secondary succession

Question 13

What is formed during primary succession that doesn't need to be formed during secondary succession?

Accepted Answer

Answer

climax community

Answer

<P>lichens</P>

Answer

pioneer species

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