3.06 Unit Test Review

Which environmental lesson can you derive from the ecocide hypothesis for what happened to Easter Island?

• The introduction of nonnative species has environmental consequences.

  
  

• The overexploitation of resources has serious environmental consequences.

  
  

• Scientists do not necessarily agree on the interpretation of data.

  
  

• Climate changes have environmental consequences for all inhabitants of an environment.

  
  

Which event was the most immediate action taken after publication of Rachel Carson's book Silent Spring?

• President Kennedy ordered a panel of scientists to appraise the

• The chemical industry took the lead in restricting the sale and use of

• President Kennedy banned DDT over the objections of experts.

• DDT was banned in the United States by the Department of Agriculture.

What environmental lesson can be attributed to the cases of Mesopotamia and Egypt?

• Irrigation is always a good thing for the environment.

• Agriculture is essential for civilization.

  
  

• Altering the environment has consequences whether beneficial or harmful.

  
  

• Irrigation should only be done seasonally.

  
  

How did Egyptian irrigation differ from Mesopotamian irrigation?

• Egyptians irrigated their crops seasonally rather than continuously like the Mesopotamians.

• Egyptians irrigated their crops continuously rather than seasonally like the Mesopotamians.

• Egyptians used river water for irrigation, while the Mesopotamians used mountain springs.

• Egyptians let their fields lie fallow occasionally, while the Mesopotamians did not.

  
  

There are several ideas as to why the society on Easter Island collapsed.

Which factor is common between all hypotheses?

• climate change

  
  

• population increase

  
  

• building moai

  
  

• deforestation

  
  

How might the making of moai have led to the collapse of the forests on Easter Island?

• The islanders cut down trees to make the moai.

• The islanders cut down trees to transport the moai.

• Dragging the moai caused soil erosion that affected the tree population.

• The rock from the moai poisoned the soil leading to deforestation.

In most cases, which group ultimately makes decisions regarding environmental issues?

• scientists

• business

  
  

• government

• the public

  
  

What event most affected the passage of the National Environmental Protection Act of 1969?

• Exxon Valdez oil spill

  
  

• Arab oil embargo

  
  

• high oil prices

  
  

• Santa Barbara oil spill

  
  

Why is ​DDT​ still a controversial issue?

• Despite the evidence of its effects on malaria, ​DDT​ is still effective in controlling the environment.

• Despite the evidence of its effects on the environment, ​DDT​ is still effective in controlling malaria.

• Many people question whether ​DDT​ is an environmental hazard.

• Many people question the findings presented in Rachel Carson's book Silent Spring.

Which human activity covered in this unit has historically been the most disruptive to the environment?

• fishing

• mining

• agriculture

• hunting