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Chapter 5

Quiz by Eric Loveday

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25 questions
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  • Q1
    A technique that uses sound waves to measure the depth of the ocean floor is
    sonar
    SCUBA
    dredging
    weighted lines
    30s
  • Q2
    Which of the following is an example of a connection between an ocean food web and a land food web?
    A cod eats a small fish.
    A whale eats a cod.
    A small fish eats plankton
    A polar bear eats a seal.
    30s
  • Q3
    A deep canyon in the ocean floor is called a(n)
    abyssal plain.
    seamount
    trench
    continental shelf.
    30s
  • Q4
    Sea-floor spreading occurs in places where two plates are
    breaking the surface.
    motionless
    diverging
    converging
    30s
  • Q5
    Benthos are organisms that live
    on the ocean floor.
    in shallow water.
    on the surface of water.
    throughout the water column.
    30s
  • Q6
    Which of the following organisms is an example of nekton?
    dolphin
    clam
    lobster
    sea star
    30s
  • Q7
    Many organisms that live in the rocky intertidal zone are adapted to cling to the rocks to withstand the
    changes in salinity.
    pounding of the waves.
    periods of being underwater and exposed to air.
    changes in density.
    30s
  • Q8
    As ocean water in a tide pool warms and evaporates, the remaining water becomes
    calmer
    saltier
    darker
    cooler
    30s
  • Q9
    A coastal inlet or bay in which freshwater from rivers mixes with salty ocean water is called a(n)
    hydrothermal vent.
    abyssal plain.
    estuary
    transition zone.
    30s
  • Q10
    Coastal wetlands that feature short, gnarled trees with arching prop roots are called
    kelp forests.
    tide pools.
    salt marshes.
    mangrove forests.
    30s
  • Q11
    The part of the ocean that extends from the low-tide line to the edge of the continental shelf is the
    open-ocean zone.
    intertidal zone.
    deep zone.
    neritic zone.
    30s
  • Q12
    The only part of the open ocean that receives enough sunlight to support the growth of algae is
    the intertidal zone.
    the surface zone.
    the deep zone.
    around hydrothermal vents.
    30s
  • Q13
    The organisms that form the base of most open-ocean food webs are
    coral
    plankton
    kelp
    fish
    30s
  • Q14
    An area where ocean water rises through cracks in the ocean floor, having been heated by the magma beneath the ocean floor, is called a(n)
    tide pool.
    hydrothermal vent.
    estuary
    atoll
    30s
  • Q15
    The organisms that live around hydrothermal vents are supported by
    chemical nutrients from Earth’s interior.
    nutrients washed from the land.
    food made by algae.
    energy from sunlight.
    30s

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