Question 1

Which of the following are ways that individuals can support sustainable agriculture through their choices and behaviors?

Accepted Answer

A) waste less food 
B) eat locally grown food 
C) eat less meat 
D) compost food wastes 
E) all of these answers 
A) waste less food 
B) eat locally grown food 
C) eat less meat 
D) compost food wastes 
E) all of these answers

Question 2

Clearly explain the relationship between irrigation and salinization of soils.

Accepted Answer

Water used in irrigation contains small

Question 3

Indicate whether the processes listed below are used in industrialized agriculture or organic agriculture.
-crop rotation

Accepted Answer

A) industrialized agriculture 
B) organic agriculture 
A) industrialized agriculture 
B) organic agriculture

Question 4

Explain the benefits of using perennial plants rather than annual plants for food crops.

Accepted Answer

Annual plants such as the grain crops wh

Question 5

Clearly explain the relationship between overgrazing and desertification.

Accepted Answer

Overgrazing results in an unsustainable

Question 6

Sustainable agriculture

Accepted Answer

A) uses pesticides 
B) minimizes soil erosion 
C) requires high inputs of fossil fuel 
D) relies mainly on chemical fertilizers 
E) wastes water 
A) uses pesticides 
B) minimizes soil erosion 
C) requires high inputs of fossil fuel 
D) relies mainly on chemical fertilizers 
E) wastes water

Question 7

Which of the following is a characteristic of polyaquaculture?

Accepted Answer

A) Only herbivorous fish are raised. 
B) Only carnivorous fish are raised. 
C) Fish and shrimp are raised in ponds along with algae, seaweed, and shellfish. 
D) Fish are raised in estuaries where the flushing action of rivers keeps the wastes moving away from the fish. 
E) None of these answers. 
A) Only herbivorous fish are raised. 
B) Only carnivorous fish are raised. 
C) Fish and shrimp are raised in ponds along with algae, seaweed, and shellfish. 
D) Fish are raised in estuaries where the flushing action of rivers keeps the wastes moving away from the fish. 
E) None of these answers.

Question 8

How many units of energy are required to produce one unit of grain-fed beef?

Accepted Answer

A) one 
B) 10 
C) 15 
D) 25 
E) 35 
A) one 
B) 10 
C) 15 
D) 25 
E) 35

Question 9

The amount of irrigated land used to produce food crops has increased since 1950. a.It can also be said that:

Accepted Answer

A) The amount of irrigated land per person has increased since 1950. 
B) The amount of irrigated land per person has decreased since 1950. 
C) The amount of irrigated land per person has stayed the same since 1950. 
D) The amount of irrigated land per person for this time period is not known. 
E) The amount of irrigated land per person has increased in some areas and decreased in others. 
A) The amount of irrigated land per person has increased since 1950. 
B) The amount of irrigated land per person has decreased since 1950. 
C) The amount of irrigated land per person has stayed the same since 1950. 
D) The amount of irrigated land per person for this time period is not known. 
E) The amount of irrigated land per person has increased in some areas and decreased in others.

Question 10

Since 1950, aquaculture production has

Accepted Answer

A) declined by half 
B) increased almost seven-fold 
C) increased over 40-fold 
D) stayed exactly the same as the wild fish catch 
E) declined by about 10% 
A) declined by half 
B) increased almost seven-fold 
C) increased over 40-fold 
D) stayed exactly the same as the wild fish catch 
E) declined by about 10%

Question 11

Which of the following best describes how the process of irrigation can lead to salinization of soils?

Accepted Answer

A) Water associated with irrigation flows from uphill. a.The salts that were in the soil uphill end up being brought to the lower elevations. 
B) Water associated with irrigation contains small amounts of dissolved salts. a.Evaporation leaves behind increasing concentrations of these salts. 
C) Irrigation water contains salts. a.Evaporation allows the salts to be lifted away, reducing the levels of salts in the soil. 
D) Irrigation water is treated with dissolved salts to promote plant growth. a.Over time the plants become saturated with salts and do not need this macronutrient. 
E) Irrigation is primarily accomplished through the use of abundant sea water, which contains high concentrations of salts. 
A) Water associated with irrigation flows from uphill. a.The salts that were in the soil uphill end up being brought to the lower elevations. 
B) Water associated with irrigation contains small amounts of dissolved salts. a.Evaporation leaves behind increasing concentrations of these salts. 
C) Irrigation water contains salts. a.Evaporation allows the salts to be lifted away, reducing the levels of salts in the soil. 
D) Irrigation water is treated with dissolved salts to promote plant growth. a.Over time the plants become saturated with salts and do not need this macronutrient. 
E) Irrigation is primarily accomplished through the use of abundant sea water, which contains high concentrations of salts.

Question 12

The majority of soil organic matter is concentrated in the

Accepted Answer

A) O horizon of leaf litter 
B) A horizon of topsoil 
C) O and A horizons 
D) C horizon 
E) B horizon 
A) O horizon of leaf litter 
B) A horizon of topsoil 
C) O and A horizons 
D) C horizon 
E) B horizon

Question 13

Which of the following is central to most of the efforts to conserve topsoil?

Accepted Answer

A) an emphasis on agricultural practices that enhance monocultures 
B) annual crop rotations 
C) keeping the soil covered by vegetation 
D) preventing insect pests from destroying valuable crops 
E) conversion of croplands into pasturelands or feedlots 
A) an emphasis on agricultural practices that enhance monocultures 
B) annual crop rotations 
C) keeping the soil covered by vegetation 
D) preventing insect pests from destroying valuable crops 
E) conversion of croplands into pasturelands or feedlots

Question 14

Which of the following would not be used to describe polyculture?

Accepted Answer

A) Plants mature at various times. 
B) The plot of land is left unmanaged for long periods of time. 
C) Fertilizer use and water use are reduced. 
D) Pesticides are rarely needed. 
E) It produces higher yields than high-input monocultures. 
A) Plants mature at various times. 
B) The plot of land is left unmanaged for long periods of time. 
C) Fertilizer use and water use are reduced. 
D) Pesticides are rarely needed. 
E) It produces higher yields than high-input monocultures.

Question 15

All of the following are diseases related to diet in America today, except

Accepted Answer

A) heart disease 
B) swine flu 
C) Type 2 diabetes 
D) stroke 
E) some forms of cancer 
A) heart disease 
B) swine flu 
C) Type 2 diabetes 
D) stroke 
E) some forms of cancer

Question 16

Today in America, four of the top ten causes of death are diseases related to ____________________.

Accepted Answer

The answer of Today in America, four of the top...

Question 17

Denmark, Sweden, Brazil, and Cuba have all reduced their use of pesticides on food crops.

Accepted Answer

A) True 
 B)False

Question 18

Some nations have experienced an increase in certain crop yields after greatly cutting pesticide use.

Accepted Answer

A) True 
 B)False

Question 19

Which of the following is not one of the three major types of organic fertilizer?

Accepted Answer

A) green manure 
B) sewage sludge 
C) compost 
D) animal manure 
E) All of these are major types of organic fertilizers. 
A) green manure 
B) sewage sludge 
C) compost 
D) animal manure 
E) All of these are major types of organic fertilizers.

Question 20

All of the following crops are commonly grown in plantation agriculture except

Accepted Answer

A) corn 
B) bananas 
C) palm oil 
D) coffee 
E) sugarcane 
A) corn 
B) bananas 
C) palm oil 
D) coffee 
E) sugarcane

Which of the following are ways that individuals can support sustainable agriculture through their choices and behaviors?

Clearly explain the relationship between irrigation and salinization of soils.

Indicate whether the processes listed below are used in industrialized agriculture or organic agriculture. -crop rotation

Explain the benefits of using perennial plants rather than annual plants for food crops.

Clearly explain the relationship between overgrazing and desertification.

Sustainable agriculture

Which of the following is a characteristic of polyaquaculture?

How many units of energy are required to produce one unit of grain-fed beef?

The amount of irrigated land used to produce food crops has increased since 1950. a.It can also be said that:

Since 1950, aquaculture production has

Which of the following best describes how the process of irrigation can lead to salinization of soils?

The majority of soil organic matter is concentrated in the

Which of the following is central to most of the efforts to conserve topsoil?

Which of the following would not be used to describe polyculture?

All of the following are diseases related to diet in America today, except

Today in America, four of the top ten causes of death are diseases related to ____________________.

Denmark, Sweden, Brazil, and Cuba have all reduced their use of pesticides on food crops.

Some nations have experienced an increase in certain crop yields after greatly cutting pesticide use.

Which of the following is not one of the three major types of organic fertilizer?

All of the following crops are commonly grown in plantation agriculture except

Environmental Problems, Their Causes, and Sustainability

Science, Matter, and Energy

Ecosystems: What Are They and How Do They Work

Biodiversity and Evolution

Biodiversity, Species Interactions, and Population Control

The Human Population and Urbanization

Climate and Biodiversity

Sustaining Biodiversity: the Species Approach

Sustaining Biodiversity: the Ecosystem Approach

Water Resources and Water Pollution

Geology and Nonrenewable Mineral Resources

Energy

Environmental Hazards and Human Health

Air Pollution, Climate Change, and Ozone Depletion

Solid and Hazardous Waste

Environmental Economics, Politics, and Worldviews

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Exam 10: Food, Soil, and Pest Management

Which of the following are ways that individuals can support sustainable agriculture through their choices and behaviors?

Clearly explain the relationship between irrigation and salinization of soils.

Indicate whether the processes listed below are used in industrialized agriculture or organic agriculture. -crop rotation

Explain the benefits of using perennial plants rather than annual plants for food crops.

Clearly explain the relationship between overgrazing and desertification.

Sustainable agriculture

Which of the following is a characteristic of polyaquaculture?

How many units of energy are required to produce one unit of grain-fed beef?

The amount of irrigated land used to produce food crops has increased since 1950. a.It can also be said that:

Since 1950, aquaculture production has

Which of the following best describes how the process of irrigation can lead to salinization of soils?

The majority of soil organic matter is concentrated in the

Which of the following is central to most of the efforts to conserve topsoil?

Which of the following would not be used to describe polyculture?

All of the following are diseases related to diet in America today, except

Today in America, four of the top ten causes of death are diseases related to ____________________.

Denmark, Sweden, Brazil, and Cuba have all reduced their use of pesticides on food crops.

Some nations have experienced an increase in certain crop yields after greatly cutting pesticide use.

Which of the following is not one of the three major types of organic fertilizer?

All of the following crops are commonly grown in plantation agriculture except

Environmental Problems, Their Causes, and Sustainability

Science, Matter, and Energy

Ecosystems: What Are They and How Do They Work

Biodiversity and Evolution

Biodiversity, Species Interactions, and Population Control

The Human Population and Urbanization

Climate and Biodiversity

Sustaining Biodiversity: the Species Approach

Sustaining Biodiversity: the Ecosystem Approach

Water Resources and Water Pollution

Geology and Nonrenewable Mineral Resources

Energy

Environmental Hazards and Human Health

Air Pollution, Climate Change, and Ozone Depletion

Solid and Hazardous Waste

Environmental Economics, Politics, and Worldviews

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