Mahoney - Fresh Water Notes Quiz

5 Questions | Total Attempts: 208

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Mahoney - Fresh Water Notes Quiz


Questions and Answers
  • 1. 
    How much freshwater is available today for people to use?
    • A. 

      97%

    • B. 

      3%

    • C. 

      2.2%

    • D. 

      0.6%

  • 2. 
    River basins and watersheds are _____.
    • A. 

      Land that drains into a river,stream, or lake

    • B. 

      Underground water resources

    • C. 

      Aquifers

    • D. 

      Another name for lakes and ponds

  • 3. 
    How many river basins are found in North Carolina?
    • A. 

      1

    • B. 

      2

    • C. 

      15

    • D. 

      17

  • 4. 
    What is the difference between river basins and watersheds?
    • A. 

      River basins are smaller than watersheds

    • B. 

      River basins are larger than watersheds

    • C. 

      River basins and watersheds are the same thing so they are the same size

    • D. 

      River basins and water sheds are two completely different things so they are unrelated

  • 5. 
    What is the definition of eutrophication?
    • A. 

      Rising and sinking of cold and warm water layers in a lake

    • B. 

      A decrease of nutrients in a lake or a pond that eventually cause the formation of a field

    • C. 

      An increase of nutrients in a lake or a pond that eventually cause the formation of a field

    • D. 

      The amount of energy it takes to raise the temperature of water

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