Changing Ecosystems

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Created by AbuBakrShalabi

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1 / 20

Which of the following statements about ecological succession are TRUE?

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What is the original cause of eutrophication?

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Why do the populations of invasive species grow so quickly?

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The sea lamprey is a risk to native fish because:

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What type of succession does the image show?

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What does the term dynamic equilibrium mean?

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 What is the difference between primary and secondary succession?

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What happens when humans cut down forests to build shopping malls?

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Which of the following are ways humans can cause the loss of biodiversity within an ecosystem?

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The Final stage of ecological succession is...

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An organism that establishes itself outside of its natural range and begins to harm the environment.

12 / 20

Which of the following would count as a disruption to an ecosystem?

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As you remove resources from an ecosystem, what happens to the population of an organism?

14 / 20

Kudzu has overgrown many parts of the southern and eastern US and native ground plants have disappeared from the area. This is an example of:

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Any species that occurs outside its native range as a result of deliberate or accidental introduction by humans.

16 / 20

Why does primary succession take longer to reach climax community?

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Pollution can cause harm to the ___________.  

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A climax community is ….

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What type of succession is shown in the image?

20 / 20

Humans extract resources from nature such as coal, oil, and water.What are some likely problems caused by resource extraction?

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