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Hydrology Unit Test Review

Quiz by Nichole Smith-Frazier

Grade 8
Science
North Carolina Standard Course of Study

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30 questions
Show answers
  • Q1
    Which of the following is a point-source pollutant?
    acid rain
    sewage plant
    runoff from lawns
    nitrogen in the air
    30s
  • Q2
    Which of these contain most of Earth's water?
    Oceans
    glaciers
    lakes
    rivers
    30s
  • Q3
    A rock layer that collects and stores water is called
    a glacier
    an estuary
    a hydrosphere
    An aquifer
    30s
  • Q4
    Pamlico Sound is an estuary because it is
    an area fed by several rivers
    an area that is protected by land on both sides.
    an area where freshwater mixes with salt water
    an area that many watersheds drain into.
    30s
  • Q5
    What is the source of most of the salt in the ocean?
    fish
    human activities
    rocks on land
    wind
    30s
  • Q6
    Which region of the sea is affected by changes in the tides?
    open ocean
    deep ocean
    shore
    open ocean and shore
    30s
  • Q7
    What is a possible effect of high nutrient levels in water systems?
    healthier fish
    algal blooms
    hotter water
    fewer algea
    30s
  • Q8
    A body of water that has high turbidity is
    acidic
    clear
    cloudy
    basic
    30s
  • Q9
    Which of the following water pH levels is best for marine organisms?
    11.5
    1.0
    8.0
    3.5
    30s
  • Q10
    An algal bloom in a water system is most likely caused by
    large amounts of nutrients in runoff
    high oxygen levels in the water
    decreases in fish populations
    increased use of fossil fuels
    30s
  • Q11
    Which body of water does not directly contribute water vapor into the atmosphere?
    aquifers
    rivers
    lakes
    oceans
    30s
  • Q12
    Which of the following is not a source of fresh drinking water?
    a lake
    an aquifer
    an estuary
    an ice cap
    30s
  • Q13
    The process of upwelling occurs as a result of
    surface waves that mix surface and deep water
    warm, less dense water floats to the surface
    sunlight that warms deep water that rises to the surface.
    cool, dense surface water sinks and pushes deep water up
    30s
  • Q14
    What area of the ocean can contain hydrothermal vents?
    deep benthic zone
    neritic zone
    abyssal plain
    shallow benthic zone
    30s
  • Q15
    Which of the following does not contribute to the saltiness of the ocean?
    weathering
    volcanic erruptions
    photosynthesis
    evaporation
    30s

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