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E Ch.8 Weathering And Erosion
Test Description: Review of material
Instructions: Answer all questions to get your test result.
1) Breaking down of rocks and other materials on Earth's surface
A
Weathering
B
Decomposition
C
Humus
D
Erosion
2) Freezing and thawing cause
A
oxidation
B
chemical weathering
C
acid rain
D
physical weathering
3) Which is an example of chemical weathering
A
abrasion
B
animal burrows
C
acid rain
4) Weathering occurs more rapidly in a climate that is...
A
Hot, Dry
B
Cool, Wet
C
Warm, Wet
D
Cool, Dry
5) When dead plants and animals decay, they form
A
Humus
B
Sand
C
Loam
D
Clay
6) Solid rock layer under the soil is called
A
C horizon
B
Bedrock
C
B horizon
D
Subsoil
7) In the USA, most the mid-Western states covered with...
A
Forest Soil
B
Bedrock
C
Desert Soil
D
Prairie Soil
8) Living things that break down organisms are called...
A
Vultures
B
Moles
C
Earthworms
D
Decomposers
9) Soil fertility is a measure of....
A
how good soil is for growing crops
B
how fast soil is eroded by wind or water
C
how much topsoil there is in the B horizon
10) The movement of rock pieces and other materials on Earth's surface is called...
A
Tsunami
B
Glaciers
C
Weathering
D
Erosion
11) The kind of weathering that breaks rocks into smaller pieces is called...
A
Chemical Weathering
B
Desertification
C
Acid Rain
D
Mechanical Weathering
12) The B Horizon is also known as ...
A
Loam
B
Topsoil
C
Subsoil
D
Bedrock
13) True/False: Different types of rocks weather at different rates.
A
False
B
Hmmm, I'm not sure.
C
True
14) The last layer of soil to form is the....
A
A Horizon
B
C Horizon
C
O Horizon
D
B Horizon
15) True/False: One way to keep soil fertile is to grow the same kind of plant every year.
A
True
B
False
C
Oh boy..... I'm not sure.
16) In rocks that contain iron (Fe), what causes the iron to rust?
A
Oxygen
B
Mechanical Weathering
C
Acid Rain
17) Topsoil is also known as...
A
A Horizon
B
B Horizon
C
C Horizon
D
O Horizon
18) Which type of soil is best for growing crops?
A
Clay
B
Sand
C
Loam
D
Gravel
19) Rocks that contain little spaces were air and water can get in are called....
A
Permeable
B
Solid
C
Bedrock
D
Pourous
20) George Washington Carver helped farmers in the midwest by...
A
methods of soil conservation
B
ways to chemically weather rock
C
methods to build windbreaks
D
methods to make soil less fertile
*select an answer for all questions
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