Human Impact Review

What had to occur before the Industrial Revolution could take place?

• The Economic Revolution
• The Glorious Revolution
• The Agricultural Revolution
• The French Revolution

How did the Agricultural Revolution impact farmers?

• New farming methods required more workers on the farm.
• New farming methods produced bigger harvests with less farmers.

How did the Industrial Revolution affect the cities?

• Made the crime rate decrease
• Led to an increase in farm workers
• Make the cities cleaner and safer
• Led to an increase in population in the cities

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Deforestation has resulted in

• more farmland in some places but more desertification in others

• more farmland in some places and less desertification in others

• less farmland in some places but more desertification in others

• less farmland in some place and less desertification in others

• no noticeable change in the amount of farmland or desertification

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What did the ‘Green Revolution’ actually revolutionize?

• Business Culture

• Tissue Culture

• Agriculture

• Tradition and culture

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New fuels are being produced by converting corn and grasses into compounds containing alcohols that can be broken down for energy in various engines. The purpose of this research is to

•  reduce the use of nonrenewable resources.
• increase the rate of air pollution.
• reduce the rate of homeostasis in organisms.
•  cause a loss of biodiversity in the rain forests.

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The presence of wastes, such as plastic bags and motor oil, in lakes and streams miles away from developed areas suggests that

• . ecosystems are interconnected and human action can alter ecosystem equilibrium.
• recycling programs have failed to conserve biotic resources.
  
• natural processes can alter ecosystem stability.
•  direct harvesting practices have led to irreversible destruction of ecosystems.

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The northern elephant seal was almost hunted to extinction in the 1800s. By the late 1890s, approximately one hundred seals were left, reducing the gene pool of the population. What will be the consequence of this reduction?

•  Competition within the population will increase.
• The surviving elephant seals will be better able to adapt.
•  Inbreeding will be less frequent among the remaining population.
• The elephant seals will be more vulnerable to environmental change. 

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A community is concerned about the water quality of a nearby lake. Increased sedimentation in the lake is endangering the native habitat. The increased sedimentation is most likely caused by which of the following?

• trees planted along the shore of the lake
• construction of homes along the lake
• the amount of sunlight on the lake
• the amount of fish in the lake

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NGSS.MS-ESS3-4

A strip mining company wants to lease some land that is currently part of a national park. They promise to reclaim the land should any minerals be mined from the area, and they are willing to pay top dollar for the rights. As an ecologist, what factors would you raise with the local government?

• the threat to local biodiversity
• management of the land after the company leaves
• the new jobs that would be created
• the increased traffic in the area

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