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Ninth Grade (Grade 9) Oceanography and Hydrology Questions

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Grade 9 Oceanography and Hydrology
What sphere refers to solid water and ice?
  1. atmosphere
  2. cryosphere
  3. lithosphere
  4. biosphere
Grade 9 Oceanography and Hydrology
A stream's drainage basin, or watershed, is all the water that
  1. flows into it.
  2. infiltrates from the ground.
  3. is removed from drinking water.
  4. is within 100 km of its channel.
Grade 9 Oceanography and Hydrology
About 97 percent of the water on Earth circles the globe as
  1. rivers.
  2. oceans.
  3. rain.
  4. lakes.
Grade 9 Oceanography and Hydrology
This zone of the open ocean contains sufficient sunlight for photosynthesis.
  1. benthic
  2. abyssal
  3. aphotic
  4. photic
Grade 9 Oceanography and Hydrology
The five huge circular-moving systems of ocean currents are called
  1. density currents.
  2. fetches.
  3. drifts.
  4. gyres.
Grade 9 Oceanography and Hydrology
A delta is
  1. land formed by river deposit at a mountain base.
  2. land formed where a river enters the ocean.
  3. the place a river originates.
  4. a ridge of sediment left by a glacier.
Grade 9 Oceanography and Hydrology
Not the top of the wave, but the bottom.
  1. gyre
  2. fetch
  3. crest
  4. trough
Grade 9 Oceanography and Hydrology
What is an upwelling?
  1. a current created near the shore due to convection causes nutrients from the bottom of the ocean to surface providing nourishment for many kinds of ocean life
  2. a tide with the least difference between low and high tide that occurs when the Sun and Moon pull at right angles to each other
  3. a tide with the greatest difference between high and low tide when the Sun and Moon are aligned in a line with Earth
  4. the effect of Earth's rotation on the direction of winds and currents
Grade 9 Oceanography and Hydrology
Where is the water table located?
  1. at the bottom of the zone of saturation
  2. at the top of the zone of aeration
  3. at the top of the zone of saturation
  4. at the ground surface
Grade 9 Oceanography and Hydrology
About three-fourths of all freshwater on Earth is frozen.
  1. True
  2. False
Grade 9 Oceanography and Hydrology
What is the movement of water from inside a plant, through its pores, and into the atmosphere called?
  1. transpiration
  2. perspiration
  3. expiration
Grade 9 Oceanography and Hydrology
What is a tsunami?
  1. huge wall of sand
  2. giant waves that hit the shore
  3. giant waves that occur in ponds
  4. huge winds that destroy buildings
Grade 9 Oceanography and Hydrology
When precipitation fills an aquifer it is                   the aquifer.
  1. recharging
  2. discharging
  3. emptying
  4. none of the above
Grade 9 Oceanography and Hydrology
What is a neap tide?
  1. a tide with the greatest difference between high and low tide when the Sun and Moon are aligned in a line with Earth
  2. a tide with the least difference between low and high tide that occurs when the Sun and Moon pull at right angles to each other
  3. a current created near the shore do to convection causes nutrients from the bottom of the ocean to surface providing nourishment for many kinds of ocean life
  4. the effect of Earth's rotation on the direction of winds and currents
Grade 9 Oceanography and Hydrology
A stream that flows into another larger stream is called a
  1. tributary.
  2. distributary.
  3. delta.
  4. meander.
Grade 9 Oceanography and Hydrology
This aquatic zone accounts for most of marine biodiversity.
  1. benthic
  2. aphotic
  3. coastal
  4. intertidal
Grade 9 Oceanography and Hydrology
A single high and a single low tide daily.
  1. Diurnal tides
  2. Neap tides
  3. Spring tides
  4. Tidal range
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