Question 1

Organic agriculture________ .

Accepted Answer

A) has increased in the United States in recent years 
B) has no national standards in the United States 
C) and organically grown produce have not been supported by the European Union 
D) began in the 1960s 
A) has increased in the United States in recent years 
B) has no national standards in the United States 
C) and organically grown produce have not been supported by the European Union 
D) began in the 1960s A

Question 2

Pesticide use has tripled in the past 40 years,yet pests still cause extensive damage to crops.Why has this increased use of pesticides not been more effective?

Accepted Answer

A) The pesticides available are no longer suited for the most common types of pests. 
B) The pesticides in use today are much less powerful due to government regulations. 
C) The widespread use of pesticides has resulted in the evolution of pesticide-resistant pests. 
D) Increases in ultraviolet radiation and global warming break down pesticides faster. 
A) The pesticides available are no longer suited for the most common types of pests. 
B) The pesticides in use today are much less powerful due to government regulations. 
C) The widespread use of pesticides has resulted in the evolution of pesticide-resistant pests. 
D) Increases in ultraviolet radiation and global warming break down pesticides faster. C

Question 3

Which of the following statements is true regarding genetically modified GM)crops?

Accepted Answer

A) The United States leads the world in land area dedicated to GM crops. 
B) GM crops are widely favored by environmentalists. 
C) Latin America leads the world in land area dedicated to GM crops. 
D) Europe leads the world in land area dedicated to GM crops. 
A) The United States leads the world in land area dedicated to GM crops. 
B) GM crops are widely favored by environmentalists. 
C) Latin America leads the world in land area dedicated to GM crops. 
D) Europe leads the world in land area dedicated to GM crops. A

Question 4

Herbicides would be most useful in combating_________ .

Accepted Answer

A) mosquitoes that spread malaria in tropical rain forests 
B) fungi that attack plant roots 
C) weeds that infest our agricultural fields 
D) bacteria,such as Salmonella,which sometimes contaminate meat 
A) mosquitoes that spread malaria in tropical rain forests 
B) fungi that attack plant roots 
C) weeds that infest our agricultural fields 
D) bacteria,such as Salmonella,which sometimes contaminate meat

Question 5

Explain the role of pollinators in agriculture,and describe two reasons for the global declines in pollinator populations.

Accepted Answer

For many crops,such as apples,peppers,to

Question 6

Roundup Ready corn is a transgenic crop that is resistant to the herbicide Roundup glyphosate.Which one of the following would be the greatest concern regarding Roundup Ready corn?

Accepted Answer

A) Transfer of Roundup resistance to other crops,such as soybeans 
B) Eventual loss of this trait from Roundup Ready corn due to hybridization 
C) Lower yields produced by Roundup Ready corn 
D) Evolution of herbicide resistance in weeds that commonly infect cornfields 
A) Transfer of Roundup resistance to other crops,such as soybeans 
B) Eventual loss of this trait from Roundup Ready corn due to hybridization 
C) Lower yields produced by Roundup Ready corn 
D) Evolution of herbicide resistance in weeds that commonly infect cornfields

Question 7

What commonly used pesticide caused declines in bird populations in the 1950s and 1960s by weakening the shells of bird eggs?

Accepted Answer

A) DDT 
B) 2,4-D 
C) Roundup 
D) Malathion 
A) DDT 
B) 2,4-D 
C) Roundup 
D) Malathion

Question 8

-Which of the following can be inferred from the information in the figure?

Accepted Answer

A) After rapid increases in the use of GMOs from 1995 to 2010,the percent of U.S.crops that are genetically modified has leveled off since 2010. 
B) More bushels of genetically modified corn were produced in 2010 than soybeans. 
C) Corn,cotton,and soybeans are the only genetically modified crops grown in the United States. 
D) The use of genetically modified crops began in 1985. 
A) After rapid increases in the use of GMOs from 1995 to 2010,the percent of U.S.crops that are genetically modified has leveled off since 2010. 
B) More bushels of genetically modified corn were produced in 2010 than soybeans. 
C) Corn,cotton,and soybeans are the only genetically modified crops grown in the United States. 
D) The use of genetically modified crops began in 1985.

Question 9

Irrigation can result in the salinization of soils because__________ .

Accepted Answer

A) shortages of fresh water require the use of salt water for irrigation 
B) many of the plants grown in these regions excrete salts into the soil 
C) the irrigation water washes away soil leaving behind concentrated salts 
D) salts are deposited on the soil surface as water evaporates 
A) shortages of fresh water require the use of salt water for irrigation 
B) many of the plants grown in these regions excrete salts into the soil 
C) the irrigation water washes away soil leaving behind concentrated salts 
D) salts are deposited on the soil surface as water evaporates

Question 10

Monoculture________ .

Accepted Answer

A) is a new development in agriculture that is more sustainable than industrial agriculture 
B) is a development of industrial agriculture 
C) accounts for less than 1% of U.S.croplands 
D) requires no chemical fertilizers or pesticides 
A) is a new development in agriculture that is more sustainable than industrial agriculture 
B) is a development of industrial agriculture 
C) accounts for less than 1% of U.S.croplands 
D) requires no chemical fertilizers or pesticides

Question 11

Although industrial agriculture has greatly reduced world hunger and malnutrition,it has________ .

Accepted Answer

A) not significantly increased the productivity of modern agriculture 
B) contributed significantly to the destruction of the ozone layer 
C) doubled the amount of land used to raise crops 
D) required high levels of fertilizer and pesticide use 
A) not significantly increased the productivity of modern agriculture 
B) contributed significantly to the destruction of the ozone layer 
C) doubled the amount of land used to raise crops 
D) required high levels of fertilizer and pesticide use

Question 12

Many people in the developing world primarily rely upon a diet of rice.Such a diet,even with plenty of rice available to meet daily caloric requirements,runs a high risk of___________ .

Accepted Answer

A) insufficient intake of energy 
B) obesity 
C) protein deficiency and disease 
D) overnourishment 
A) insufficient intake of energy 
B) obesity 
C) protein deficiency and disease 
D) overnourishment

Question 13

Which of the following is an integrated pest management IPM strategy that would be used to prevent a pest outbreak?

Accepted Answer

A) Planting several crops in the same area 
B) Targeted use of chemical pesticides 
C) Monoculture farming 
D) Mechanical pest control 
A) Planting several crops in the same area 
B) Targeted use of chemical pesticides 
C) Monoculture farming 
D) Mechanical pest control

Question 14

Which of the following methods would be most effective in preventing the evolution of pesticide resistance?

Accepted Answer

A) Using more pesticide whenever resistance appears in the pest population 
B) Applying pesticides to the soil before planting and after harvesting a crop 
C) Using pesticides only during major outbreaks of pests 
D) Using crop rotation and biological controls instead of pesticides 
A) Using more pesticide whenever resistance appears in the pest population 
B) Applying pesticides to the soil before planting and after harvesting a crop 
C) Using pesticides only during major outbreaks of pests 
D) Using crop rotation and biological controls instead of pesticides

Question 15

Roundup Ready corn is a transgenic crop that is resistant to the herbicide Roundup glyphosate.What is the main reason that farmers would want to plant Roundup Ready corn?

Accepted Answer

A) Roundup Ready corn produces its own herbicide,which would kill nearby weeds without the farmers having herbicides on their fields. 
B) Many farmers have problems with airborne Roundup drifting in from nearby farms,and Roundup Ready corn would be protected from such airborne herbicide. 
C) Farmers can use Roundup on the weeds in their cornfields without killing their corn. 
D) Water supplies are often contaminated with Roundup,which typically kills corn.Such contaminated water can be used only on Roundup Ready crops. 
A) Roundup Ready corn produces its own herbicide,which would kill nearby weeds without the farmers having herbicides on their fields. 
B) Many farmers have problems with airborne Roundup drifting in from nearby farms,and Roundup Ready corn would be protected from such airborne herbicide. 
C) Farmers can use Roundup on the weeds in their cornfields without killing their corn. 
D) Water supplies are often contaminated with Roundup,which typically kills corn.Such contaminated water can be used only on Roundup Ready crops.

Question 16

In 2008,the average daily caloric intake in the United States was __________ calories,and the daily caloric intake in developing countries was _____________calories.

Accepted Answer

A) 3800;2100 
B) 3800;2800 
C) 2500;2100 
D) 2800;2100 
A) 3800;2100 
B) 3800;2800 
C) 2500;2100 
D) 2800;2100

Question 17

Which of the following statements about our global food supply is true?

Accepted Answer

A) New developments in organic farming and genetically modified crops are expected to relieve our current deficit in global food supply. 
B) We currently have a deficit in our global food supply,and the deficit is expected to worsen over the next 40 years. 
C) The surplus in our global food supply is expected to provide us with a "cushion" as our global population increases to 9 billion people by the middle of the 21st century. 
D) To avoid a deficit in our global food supply,food production will have to increase faster over the next 40 years than it has over the past 40 years. 
A) New developments in organic farming and genetically modified crops are expected to relieve our current deficit in global food supply. 
B) We currently have a deficit in our global food supply,and the deficit is expected to worsen over the next 40 years. 
C) The surplus in our global food supply is expected to provide us with a "cushion" as our global population increases to 9 billion people by the middle of the 21st century. 
D) To avoid a deficit in our global food supply,food production will have to increase faster over the next 40 years than it has over the past 40 years.

Question 18

In the long term,sustainable agriculture will require ____________.

Accepted Answer

A) using less fertilizer and decreasing the production and use of fuels made from crops 
B) using more fertilizer and increasing the production and use of fuels made from crops 
C) increasing meat consumption in developing countries 
D) expanding the type of industrial agriculture presently used in developed nations to Africa and Southeast Asia 
A) using less fertilizer and decreasing the production and use of fuels made from crops 
B) using more fertilizer and increasing the production and use of fuels made from crops 
C) increasing meat consumption in developing countries 
D) expanding the type of industrial agriculture presently used in developed nations to Africa and Southeast Asia

Question 19

All of the following are USDA requirements for certified organic crops,dairy,and meat except that_________ .

Accepted Answer

A) animal manure may be used to fertilize crops 
B) all animals raised for slaughter must be fed organic food or graze on land that is managed with organic practices 
C) genetically engineered seeds may not be used to produce organic crops 
D) vaccines may not be used on animals raised for slaughter 
A) animal manure may be used to fertilize crops 
B) all animals raised for slaughter must be fed organic food or graze on land that is managed with organic practices 
C) genetically engineered seeds may not be used to produce organic crops 
D) vaccines may not be used on animals raised for slaughter

Question 20

Which of the following statements about monoculture farming is true?

Accepted Answer

A) Because of the risk of environmental degradation,monoculture farming is illegal in the United States. 
B) Monoculture farming is an agricultural practice that increases a crop's susceptibility to insect pests. 
C) Monoculture farming prohibits the use of crops that have been genetically modified. 
D) Monoculture farming prohibits the use of synthetic fertilizers and pesticides. 
A) Because of the risk of environmental degradation,monoculture farming is illegal in the United States. 
B) Monoculture farming is an agricultural practice that increases a crop's susceptibility to insect pests. 
C) Monoculture farming prohibits the use of crops that have been genetically modified. 
D) Monoculture farming prohibits the use of synthetic fertilizers and pesticides.

Organic agriculture________ .

Pesticide use has tripled in the past 40 years,yet pests still cause extensive damage to crops.Why has this increased use of pesticides not been more effective?

Which of the following statements is true regarding genetically modified GM)crops?

Herbicides would be most useful in combating_________ .

Explain the role of pollinators in agriculture,and describe two reasons for the global declines in pollinator populations.

Roundup Ready corn is a transgenic crop that is resistant to the herbicide Roundup glyphosate.Which one of the following would be the greatest concern regarding Roundup Ready corn?

What commonly used pesticide caused declines in bird populations in the 1950s and 1960s by weakening the shells of bird eggs?

-Which of the following can be inferred from the information in the figure?

Irrigation can result in the salinization of soils because__________ .

Monoculture________ .

Although industrial agriculture has greatly reduced world hunger and malnutrition,it has________ .

Many people in the developing world primarily rely upon a diet of rice.Such a diet,even with plenty of rice available to meet daily caloric requirements,runs a high risk of___________ .

Which of the following is an integrated pest management IPM strategy that would be used to prevent a pest outbreak?

Which of the following methods would be most effective in preventing the evolution of pesticide resistance?

Roundup Ready corn is a transgenic crop that is resistant to the herbicide Roundup glyphosate.What is the main reason that farmers would want to plant Roundup Ready corn?

In 2008,the average daily caloric intake in the United States was calories,and the daily caloric intake in developing countries was ___calories.

Which of the following statements about our global food supply is true?

In the long term,sustainable agriculture will require ____________.

All of the following are USDA requirements for certified organic crops,dairy,and meat except that_________ .

Which of the following statements about monoculture farming is true?

The Science of Sustainability

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Biodiversity and Evolution

Populations and Communities

Ecosystems and Biomes

Biogeochemical Cycles

Freshwater

Atmosphere and Air Pollution

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Agriculture

Solid and Hazardous Waste

Human Health and the Environment

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Exam 2: Environmental Policy

Organic agriculture________ .

Pesticide use has tripled in the past 40 years,yet pests still cause extensive damage to crops.Why has this increased use of pesticides not been more effective?

Which of the following statements is true regarding genetically modified GM)crops?

Herbicides would be most useful in combating_________ .

Explain the role of pollinators in agriculture,and describe two reasons for the global declines in pollinator populations.

Roundup Ready corn is a transgenic crop that is resistant to the herbicide Roundup glyphosate.Which one of the following would be the greatest concern regarding Roundup Ready corn?

What commonly used pesticide caused declines in bird populations in the 1950s and 1960s by weakening the shells of bird eggs?

-Which of the following can be inferred from the information in the figure?

Irrigation can result in the salinization of soils because__________ .

Monoculture________ .

Although industrial agriculture has greatly reduced world hunger and malnutrition,it has________ .

Many people in the developing world primarily rely upon a diet of rice.Such a diet,even with plenty of rice available to meet daily caloric requirements,runs a high risk of___________ .

Which of the following is an integrated pest management IPM strategy that would be used to prevent a pest outbreak?

Which of the following methods would be most effective in preventing the evolution of pesticide resistance?

Roundup Ready corn is a transgenic crop that is resistant to the herbicide Roundup glyphosate.What is the main reason that farmers would want to plant Roundup Ready corn?

In 2008,the average daily caloric intake in the United States was __________ calories,and the daily caloric intake in developing countries was _____________calories.

Which of the following statements about our global food supply is true?

In the long term,sustainable agriculture will require ____________.

All of the following are USDA requirements for certified organic crops,dairy,and meat except that_________ .

Which of the following statements about monoculture farming is true?

The Science of Sustainability

Economics and Values

Biodiversity and Evolution

Populations and Communities

Ecosystems and Biomes

Biogeochemical Cycles

Freshwater

Atmosphere and Air Pollution

Oceans

Climate

Human Populations

Land Use

Agriculture

Solid and Hazardous Waste

Human Health and the Environment

Energy Use

Nonrenewable Energy

Enewable Energy

Science Fundamentals

Filters

In 2008,the average daily caloric intake in the United States was calories,and the daily caloric intake in developing countries was ___calories.