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Water Pollution

  • Game Code: 1434477
  •  English    14     Public
    env sci chapter 10
  •   Study   Slideshow
  • the contamination of water sources by substances which make the water unusable for drinking, cooking, cleaning, swimming, and other activities.
    point source
    water pollution
    air pollution
    climate change
  •  15
  • According to the Environmental Protection Agency, what percentage of rivers, lakes, and estuaries are too polluted for fishing or swimming?
    40
    50
    20
    70
  •  15
  • What is the leading source of water pollution?
    oil spills
    trash
    non-point sources
    industry
  •  15
  • ________ recover faster and more easily than ________.
    rivers; streams
    rivers and streams; lakes and reservoirs
    lakes and reservoirs; rivers and streams
    none of these
  •  15
  • Used water is also called--
    wastewater
    can come from human activities or rainwater runoff
    sewage
    all of these
  •  15
  • What process is responsible for algal “blooms”?
    eutrophication
    climate change
    photosynthesis
    hurricanes
  •  15
  • The rapid growth of algae or cyanobacteria that can cause harm to people, animals, or the local ecology is called an _____.
    algal bloom
    moss
    photosynthesis
    decomposition
  •  15
  • common example(s) of groundwater pollutants---
    all of these are correct
    agricultural chemicals, runoff
    landfills, garbage dumps
    septic tanks, abandoned wells
  •  15
  • Why is groundwater pollution considered a “hidden” threat to human health?
    germs and harmful chemicals in groundwater can make us sick
    It isn't a threat.
    It is underground.
    It stays hidden underground.
  •  15
  • Is ocean pollution more severe in deeper waters or coastal waters?
    deeper ocean water
    coastal waters
  •  15
  • How many gallons of oil were spilled into the Gulf of Mexico when the Deepwater Horizon oil rig exploded in 2010
    134 million
    134 thousand
    134
  •  15
  • How have people been affected by coastal water pollution?
    economic impacts
    all of these
    health problems
    destroys food sources
  •  15
  • Using fewer pesticides and fertilizers can reduce the impact of
    point source pollution
    air pollution
    non point source pollution
    CO2 emissions
  •  15
  • Enforcing pollution and waste management laws can reduce the impact of
    point source pollution
    non point source pollution
    climate change
  •  15
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