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Unit 8: The Biosphere

Practice Test
  1.What is defined as meeting the needs of the present without compromising the ability of future generations to meet their own needs?  
  a.   population density  
  b.   ecological niche  
  c.   biodiversity  
  d.   sustainable development  
  2.What kind of ecologist is concerned with issues of transportation, housing, and electricity?  
  a.   freshwater ecologist  
  b.   wildlife ecologist  
  c.   urban ecologist  
  d.   marine ecologist  
  3.What do we call the cultivation of fish, shrimp, and other organisms in water?  
  a.   horticulture  
  b.   aquaculture  
  c.   agriculture  
  d.   apiculture  
  4.In what city was the first United Nations Conference on the Human Environment held in 1970?  
  a.   Rio de Janeiro  
  b.   Stockholm  
  c.   New York  
  d.   Washington, D.C.  
  5.What kind of sustainable activities can be used for newspapers?  
  a.   cultivating  
  b.   recycling  
  c.   planting  
  d.   repairing  
  6.What is a large valley in central California?  
  a.   San Juaquin Valley  
  b.   Sacramento Valley  
  c.   Tennessee Copper Basin  
  d.   western Amazonia  
  7.What is the part of Earth where all organisms live?  
  a.   atmosphere  
  b.   community  
  c.   biosphere  
  d.   ocean  
  8.What is the process by which land becomes too salty to grow crops?  
  a.   habitat destruction  
  b.   overpopulation  
  c.   extinction  
  d.   salinization  
  9.What term describes a population's role in the ecosystem?  
  a.   ecological niche  
  b.   biodiversity  
  c.   habitat  
  d.   population density  
  10.What kind of sustainable activities can be used for waste cans and bottles?  
  a.   cultivating  
  b.   recycling  
  c.   composting  
  d.   repairing  

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