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Unit 8: The Biosphere

Practice Test
      
  1.What kind of ecologist is concerned with issues of transportation, housing, and electricity?  
  a.   wildlife ecologist  
  b.   marine ecologist  
  c.   freshwater ecologist  
  d.   urban ecologist  
  Hint    
      
  2.What term describes a population's role in the ecosystem?  
  a.   biodiversity  
  b.   habitat  
  c.   population density  
  d.   ecological niche  
  Hint    
      
  3.Which of these is an example of a sustainable activity for used motor oil?  
  a.   composting  
  b.   cultivating  
  c.   recycling  
  d.   repairing  
  Hint    
      
  4.What group organized the Earth Summit held in 1992?  
  a.   World Bank  
  b.   European Union  
  c.   United States  
  d.   United Nations  
  Hint    
      
  5.Modifying rice farming parctices to accommodate migratory waterfowl is an example of what?  
  a.   sustainable agriculture  
  b.   composting  
  c.   recycling  
  d.   sustainable aquaculture  
  Hint    
      
  6.People in India consume about 200 kilograms of grain per year per person. People in the United States consume about 800 kilograms of grain per year per person. How many Indian people can be supported by the amount of grain consumed by an American?  
  a.   two  
  b.   six  
  c.   eight  
  d.   four  
  Hint    
      
  7.If Earth were a village of 1000 people, which of the following religions would be practiced by the greatest number of people in the village?  
  a.   Hinduism  
  b.   Christianity  
  c.   Islam  
  d.   Judaism  
  Hint    
      
  8.What is the process by which land becomes too salty to grow crops?  
  a.   extinction  
  b.   salinization  
  c.   habitat destruction  
  d.   overpopulation  
  Hint    
      
  9.In what city was the first United Nations Conference on the Human Environment held in 1970?  
  a.   Stockholm  
  b.   Washington, D.C.  
  c.   Rio de Janeiro  
  d.   New York  
  Hint    
      
  10.If Earth were a village of 1000 people, which of the following languages would be spoken by the greatest number of people in the village?  
  a.   Mandarin Chinese  
  b.   Spanish  
  c.   English  
  d.   Arabic  
  Hint    

 
   
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