Weathering, Erosion, and Soil
Practice Test
1.
What is formed by the deposition of large amounts of sediment into a body of water by a river?
a.
a delta
b.
a rill
c.
an alluvial fan
d.
a gully
2.
"Which type of soil has a high level of salt and can support only limited vegetation?
a.
a polar soil
b.
a temperate soil
c.
a tropical soil
d.
a desert soil
3.
"How are soil textures classified?
a.
acidity
b.
horizon
c.
climate
d.
grain size
4.
"Soil that has been moved to a location away from its parent rock is called __________.
a.
transported soil
b.
organic-rich soil
c.
soil profile
d.
residual soil
5.
"What is the reaction of water with other substances called?
SC.A.1.4.1
a.
erosion
b.
physical weathering
c.
oxidation
d.
hydrolysis
6.
What human activity causes acid precipitation to form
SC.G.2.4.6
a.
clear cutting
b.
surface mining
c.
drilling for oil and natural gas
d.
burning of fossil fuels and motor vehicle exhaust
7.
"The repeated thawing and freezing of water in the cracks of rocks is called __________.
a.
chemical weathering
b.
frost pressure
c.
exfoliation
d.
frost wedging
8.
What is the erosion by running water in a small channel on the side of a slope called?
a.
an alluvial fan
b.
a cutbank
c.
a stream bed
d.
rill erosion
9.
"In the figure, which flat of crops would suffer the least amount of erosion?
a.
the one with vertical rows
b.
both would suffer the same amount of erosion
c.
it is impossible to tell from this
d.
the one with horizontal rows
10.
What is a farming method that can reduce the effect of erosion?
a.
clear cutting
b.
irrigation
c.
planting wind barriers
d.
selective harvesting
11.
What soil horizon has high concentrations of organic matter and humus?
a.
horizon Z
b.
horizon C
c.
horizon A
d.
horizon B
12.
The removal and transport of weathered materials is known as __________.
a.
oxidation
b.
hydrolysis
c.
frost wedging
d.
erosion
13.
"The __________ the total surface area, the __________ chemical weathering that can occur. greater, same greater, more greater, less smaller, more
a.
A rock that is broken into several small pieces has more surface area than the original single rock.
b.
The greater the total surface area, the more chemical weathering that can occur.""
c.
B
14.
__________ is the loose covering of broken rock particles and decaying organic matter that covers bedrock.
a.
soil
b.
a sedimentary rock
c.
regolith
d.
sediment
15.
The chemical reaction of oxygen with other substances is called _________
a.
oxidation
b.
reduction
c.
hydrolysis
d.
erosion
