Section #: 25.4 Water Resources

Practice Test
      
  1.According to the graph, which year saw the highest usage of water for irrigation? SC.G.2.4.5



  
  a.   1990  
  b.   1960  
  c.   1980  
  d.   1950  
  Hint    
      
  2.__________ has unique properties that allow life to exist on Earth. SC.E.1.4.3  
  a.   Water  
  b.   Methane  
  c.   Carbon dioxide  
  d.   Nitrogen  
  Hint    
      
  3.What number of the world's countries experience chronic water shortages? SC.G.2.4.4  
  a.   25  
  b.   125  
  c.   5  
  d.   100  
  Hint    
      
  4.How can freshwater runoff be controlled? SC.G.2.4.5  
  a.   glacial lakes  
  b.   dams  
  c.   wells  
  d.   aquifers  
  Hint    

 
   
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