Question 1

Organisms affect the soil in which of the following ways?

Accepted Answer

A) by releasing nutrients 
B) by burrowing 
C) through decomposition 
D) All of these are correct. 
A) by releasing nutrients 
B) by burrowing 
C) through decomposition 
D) All of these are correct.

Question 2

Organic food ________ than conventionally grown food.

Accepted Answer

A) is less expensive 
B) is more nutritious 
C) is less likely to contain pesticides 
D) uses less labor 
A) is less expensive 
B) is more nutritious 
C) is less likely to contain pesticides 
D) uses less labor

Question 3

What is the name of the process in which the chemical structure of rock is altered when it combines with water molecules to form new compounds?

Accepted Answer

A) aeration 
B) chemical weathering 
C) hydrolysis 
D) oxidation 
A) aeration 
B) chemical weathering 
C) hydrolysis 
D) oxidation

Question 4

Misuse of land reduces its soil fertility and causes air- and water-quality problems.

Accepted Answer

A) True 
 B)False

Question 5

Depletion of soil fertility is a major cause of low per capita food production in Africa.

Accepted Answer

A) True 
 B)False

Question 6

Desert soils

Accepted Answer

A) have poorly developed horizons. 
B) accumulate more litter than other soils. 
C) have a thick B horizon. 
D) None of the statements is correct. 
A) have poorly developed horizons. 
B) accumulate more litter than other soils. 
C) have a thick B horizon. 
D) None of the statements is correct.

Question 7

Land unsuitable for crops may be used for which of the following?

Accepted Answer

A) grazing 
B) recreation 
C) lumber 
D) All of these are correct. 
A) grazing 
B) recreation 
C) lumber 
D) All of these are correct.

Question 8

Maintaining good soil quality involves

Accepted Answer

A) practices that limit compaction of the soil. 
B) planting different crops in a field in different years. 
C) adding new organic matter in the form of manure or by incorporating crop residue into the soil. 
D) All of these statements are correct. 
A) practices that limit compaction of the soil. 
B) planting different crops in a field in different years. 
C) adding new organic matter in the form of manure or by incorporating crop residue into the soil. 
D) All of these statements are correct.

Question 9

Which of the following best matches the description?
-Method of tilling and planting at right angles to the slope.

Accepted Answer

A) weathering 
B) parent material 
C) friable 
D) soil profile 
E) humus
F)chemical weathering
G)terrace
H)soil structure
I)terrace.
J)mechanical weathering
K)leaching
L)contour farming
M)loam
N)horizon
O)windbreak
P)soil texture
Q)lithosphere
R)asthenosphere 
A) weathering 
B) parent material 
C) friable 
D) soil profile 
E) humus
F)chemical weathering
G)terrace
H)soil structure
I)terrace.
J)mechanical weathering
K)leaching
L)contour farming
M)loam
N)horizon
O)windbreak
P)soil texture
Q)lithosphere
R)asthenosphere

Question 10

Which of the following best matches the description?
-Planting of trees to prevent wind erosion.

Accepted Answer

A) weathering 
B) parent material 
C) friable 
D) soil profile 
E) humus
F)chemical weathering
G)terrace
H)soil structure
I)terrace.
J)mechanical weathering
K)leaching
L)contour farming
M)loam
N)horizon
O)windbreak
P)soil texture
Q)lithosphere
R)asthenosphere 
A) weathering 
B) parent material 
C) friable 
D) soil profile 
E) humus
F)chemical weathering
G)terrace
H)soil structure
I)terrace.
J)mechanical weathering
K)leaching
L)contour farming
M)loam
N)horizon
O)windbreak
P)soil texture
Q)lithosphere
R)asthenosphere

Question 11

Which of the following do plants need to live?

Accepted Answer

A) water 
B) carbon dioxide 
C) oxygen 
D) All of these are correct. 
A) water 
B) carbon dioxide 
C) oxygen 
D) All of these are correct.

Question 12

Soil erosion is linked to which of the following environmental issues?

Accepted Answer

A) air pollution 
B) water pollution 
C) soil pollution 
D) greenhouse effect 
A) air pollution 
B) water pollution 
C) soil pollution 
D) greenhouse effect

Question 13

Phytoremediation is:

Accepted Answer

A) A style of land use planning in agriculture 
B) A method crop rotation 
C) Use of specialized plants to clean up the environment 
D) Use of plants to increase agricultural production 
A) A style of land use planning in agriculture 
B) A method crop rotation 
C) Use of specialized plants to clean up the environment 
D) Use of plants to increase agricultural production

Question 14

Which of the following best matches the description?
-Movement of minerals from the A horizon to the B horizon.

Accepted Answer

A) weathering 
B) parent material 
C) friable 
D) soil profile 
E) humus
F)chemical weathering
G)terrace
H)soil structure
I)terrace.
J)mechanical weathering
K)leaching
L)contour farming
M)loam
N)horizon
O)windbreak
P)soil texture
Q)lithosphere
R)asthenosphere 
A) weathering 
B) parent material 
C) friable 
D) soil profile 
E) humus
F)chemical weathering
G)terrace
H)soil structure
I)terrace.
J)mechanical weathering
K)leaching
L)contour farming
M)loam
N)horizon
O)windbreak
P)soil texture
Q)lithosphere
R)asthenosphere

Question 15

Which farming practice(s)reduce(s)soil erosion?

Accepted Answer

A) planting wind breaks 
B) contour farming and terracing 
C) planting cover crops 
D) planting wind breaks,contour farming and terracing,and planting cover crops 
A) planting wind breaks 
B) contour farming and terracing 
C) planting cover crops 
D) planting wind breaks,contour farming and terracing,and planting cover crops

Question 16

Humus

Accepted Answer

A) is formed from organic matter. 
B) decreases the pH of the soil. 
C) helps to form pores that help aerate the soil. 
D) All of the statements are correct. 
A) is formed from organic matter. 
B) decreases the pH of the soil. 
C) helps to form pores that help aerate the soil. 
D) All of the statements are correct.

Question 17

Which of the following best matches the description?
-Series of layers seen as one digs down into soil.

Accepted Answer

A) weathering 
B) parent material 
C) friable 
D) soil profile 
E) humus
F)chemical weathering
G)terrace
H)soil structure
I)terrace.
J)mechanical weathering
K)leaching
L)contour farming
M)loam
N)horizon
O)windbreak
P)soil texture
Q)lithosphere
R)asthenosphere 
A) weathering 
B) parent material 
C) friable 
D) soil profile 
E) humus
F)chemical weathering
G)terrace
H)soil structure
I)terrace.
J)mechanical weathering
K)leaching
L)contour farming
M)loam
N)horizon
O)windbreak
P)soil texture
Q)lithosphere
R)asthenosphere

Question 18

Conservation tillage methods ________ than conventional tillage.

Accepted Answer

A) require more plowing 
B) use more fuel 
C) require more time 
D) experience less topsoil loss 
A) require more plowing 
B) use more fuel 
C) require more time 
D) experience less topsoil loss

Organisms affect the soil in which of the following ways?

Organic food ________ than conventionally grown food.

What is the name of the process in which the chemical structure of rock is altered when it combines with water molecules to form new compounds?

Misuse of land reduces its soil fertility and causes air- and water-quality problems.

Depletion of soil fertility is a major cause of low per capita food production in Africa.

Desert soils

Land unsuitable for crops may be used for which of the following?

Maintaining good soil quality involves

Which of the following best matches the description? -Method of tilling and planting at right angles to the slope.

Which of the following best matches the description? -Planting of trees to prevent wind erosion.

Which of the following do plants need to live?

Soil erosion is linked to which of the following environmental issues?

Phytoremediation is:

Which of the following best matches the description? -Movement of minerals from the A horizon to the B horizon.

Which farming practice(s)reduce(s)soil erosion?

Humus

Which of the following best matches the description? -Series of layers seen as one digs down into soil.

Conservation tillage methods ________ than conventional tillage.

Environmental Interrelationships

Environmental Ethics

Risk,economics,and Environmental Concerns

Interrelated Scientific Principles

Interactions: Environments and Organisms

Kinds of Ecosystems and Communities

Populations: Characteristics and Issues

Energy and Civilization: Patterns of Consumption

Nonrenewable Energy Sources

Renewable Energy Sources

Biodiversity

Land-Use

Agricultural Methods

Water

Air Quality Issues

Climate Change: a 21st Century Issue

Solid Waste Management and Disposal

Environmental Regulations: Hazardous Substances and Wastes

Environmental Policy

Filters

Exam 13: Soil

Organisms affect the soil in which of the following ways?

Organic food ________ than conventionally grown food.

What is the name of the process in which the chemical structure of rock is altered when it combines with water molecules to form new compounds?

Misuse of land reduces its soil fertility and causes air- and water-quality problems.

Depletion of soil fertility is a major cause of low per capita food production in Africa.

Desert soils

Land unsuitable for crops may be used for which of the following?

Maintaining good soil quality involves

Which of the following best matches the description? -Method of tilling and planting at right angles to the slope.

Which of the following best matches the description? -Planting of trees to prevent wind erosion.

Which of the following do plants need to live?

Soil erosion is linked to which of the following environmental issues?

Phytoremediation is:

Which of the following best matches the description? -Movement of minerals from the A horizon to the B horizon.

Which farming practice(s)reduce(s)soil erosion?

Humus

Which of the following best matches the description? -Series of layers seen as one digs down into soil.

Conservation tillage methods ________ than conventional tillage.

Environmental Interrelationships

Environmental Ethics

Risk,economics,and Environmental Concerns

Interrelated Scientific Principles

Interactions: Environments and Organisms

Kinds of Ecosystems and Communities

Populations: Characteristics and Issues

Energy and Civilization: Patterns of Consumption

Nonrenewable Energy Sources

Renewable Energy Sources

Biodiversity

Land-Use

Agricultural Methods

Water

Air Quality Issues

Climate Change: a 21st Century Issue

Solid Waste Management and Disposal

Environmental Regulations: Hazardous Substances and Wastes

Environmental Policy

Filters