Ch. 4 And 5 Test Part 1 (2015-2016): Question Preview (ID: 26541)

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A location that supports a lot of plant and animal life will likely have a soil profile with
a) a thick A horizon
b) no A horizon
c) a thick C horizon
d) no C horizon

Once every few years, a farmer plants bean crops instead of wheat in her fields. The farmer is practicing soil
a) terracing
b) conservation tillage
c) crop rotation
d) windbreaking

Acid rain causes chemical weathering by
a) dissolving minerals in rocks
b) wearing away the surface of rocks
c) tumbling rocks against each other
d) freezing and expanding in rocks

Which climate type has conditions for the fastest chemical weathering?
a) cold, wet
b) cold, dry
c) hot, wet
d) hot, dry

Tropical, desert, temperate, and arctic soils all have different characteristics because of their different
a) landforms
b) climates
c) horizons
d) abrasions

In a soil profile, most organic material is found in the
a) the C horizon, which is the deepest layer of the soil
b) the B horizon, which contains material washed down from above
c) the A horizon, which is the upper layer of the soil
d) the layer of dead leaves on the surface of the ground

Which of the following affects the rate at which a rock weathers?
a) surface area
b) texture
c) pore space
d) contour

Chemical weathering changes a rock's
a) texture
b) composition
c) exfoliation
d) pore space

A farmer conserves her soil by reducing the number of times she plows. She is practicing
a) contour plowing
b) crop rotation
c) conservation tillage
d) terracing

Composition and surface area both affect the ____________ at which a rock breaks down.
a) Location
b) Chemical
c) Mechanical
d) Rate

Ice, plant roots, and moving water can all cause ____________ weathering.
a) Mechanical
b) Chemical
c) Weathering
d) Rate

____________ is a process in which layers or sheets of rock gradually break off.
a) Abrasion
b) Exfoliation
c) Weathering
d) Mechanical

The process of wearing something down by friction is called ____________.
a) Abrasion
b) Exfoliation
c) Weathering
d) Mechanical

____________ is the physical or chemical breakdown of rocks.
a) Abrasion
b) Exfoliation
c) Weathering
d) mechanical

The zigzag movement of sand along a beach resulting from waves that wash ashore at an angle is called ____________.
a) Longshore Drift
b) Longshore Current
c) Loess
d) Sandbar

____________ describes the overall direction and movement of waves that strike the shore at an angle.
a) Longshore Current
b) Longshore Drift
c) Waves
d) Dune

A ____________ is a mound of sand built up by wind.
a) Desert Pavement
b) Loess
c) Dune
d) Sandbar

A ____________ is a ridge of sand underneath the water's surface that is built up by the action of waves and currents.
a) Sandbar
b) Dunes
c) Waves
d) Barrier Island

Trees and shrubs may eventually grow on a ____________, or a long, narrow land formation that forms parallel to a coast.
a) Dune
b) Barrier Island
c) Loess
d) Waves

Deposits of wind-blown dust, called ____________, are valuable resources because they can support the growth of crops.
a) Dune
b) Waves
c) Sandbar
d) Loess

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