Question 1

What type of soil is sticky, elastic, and impermeable?

Accepted Answer

A) Sands 
B) Organic matter 
C) Living organisms 
D) Clay 
E) A large particle size 
A) Sands 
B) Organic matter 
C) Living organisms 
D) Clay 
E) A large particle size D

Question 2

A broad-spectrum biocide is designed to kill

Accepted Answer

A) A wide range of plants 
B) Microbes that are neither plant nor animal 
C) A wide range of living organisms 
D) Specifically multicellular organisms 
E) Specifically unicellular organisms 
A) A wide range of plants 
B) Microbes that are neither plant nor animal 
C) A wide range of living organisms 
D) Specifically multicellular organisms 
E) Specifically unicellular organisms C

Question 3

In terms of agriculture, pesticides have led to _____ for consumers.

Accepted Answer

A) Lower monetary costs 
B) More attractive produce 
C) Better produce quality 
D) More availability of produce 
E) All of these are correct 
A) Lower monetary costs 
B) More attractive produce 
C) Better produce quality 
D) More availability of produce 
E) All of these are correct E

Question 4

One of the drawbacks of leaving crop residues on a field after harvest is increased

Accepted Answer

A) Cost due to the high cost of fertilizers 
B) Pest and disease problems 
C) Salinization 
D) Energy use of machinery 
E) Wind erosion 
A) Cost due to the high cost of fertilizers 
B) Pest and disease problems 
C) Salinization 
D) Energy use of machinery 
E) Wind erosion

Question 5

Contour plowing and strip farming are methods designed to

Accepted Answer

A) Prevent weed spreading 
B) Improve plowing efficiency 
C) Improve harvesting efficiency 
D) Prevent water and soil loss 
E) Make farms more attractive 
A) Prevent weed spreading 
B) Improve plowing efficiency 
C) Improve harvesting efficiency 
D) Prevent water and soil loss 
E) Make farms more attractive

Question 6

Which of the following is NOT true of the Brazilian Cerrado?

Accepted Answer

A) It is a fertile rainforest 
B) It has more than 100,000 species of plants and animals 
C) Its soil is acidic and nutrient poor 
D) It is a major source of soybeans 
E) It is one of the fastest growing agricultural areas in the world 
A) It is a fertile rainforest 
B) It has more than 100,000 species of plants and animals 
C) Its soil is acidic and nutrient poor 
D) It is a major source of soybeans 
E) It is one of the fastest growing agricultural areas in the world

Question 7

The process that happens when pesticide residues evaporate from soil and water in warm areas, and then condense in and precipitate in colder regions is called

Accepted Answer

A) Bioaccumulation 
B) Pesticide rain 
C) The grasshopper effect 
D) Pesticide persistence and mobility 
E) The pesticide treadmill 
A) Bioaccumulation 
B) Pesticide rain 
C) The grasshopper effect 
D) Pesticide persistence and mobility 
E) The pesticide treadmill

Question 8

-Looking at the graph and given what you know about pesticide resistance, what do you think will probably happen to curve "b" in the future?

Accepted Answer

A) It will level off 
B) It will continue to increase 
C) It will decrease 
D) It will increase a small amount, and then level off 
E) It is impossible to answer the question with the provided data 
A) It will level off 
B) It will continue to increase 
C) It will decrease 
D) It will increase a small amount, and then level off 
E) It is impossible to answer the question with the provided data

Question 9

Pesticides used in food production are regulated in the U.S.entirely by the Food and Drug Administration.

Accepted Answer

A) True 
 B)False

Question 10

Which of the following is NOT a correct match?

Accepted Answer

A) A Horizon: Topsoil 
B) B Horizon: Parent Material 
C) E Horizon: Eluviation 
D) O Horizon: Humus 
A) A Horizon: Topsoil 
B) B Horizon: Parent Material 
C) E Horizon: Eluviation 
D) O Horizon: Humus

Question 11

Which is the BEST cropping method for reducing erosion?

Accepted Answer

A)  Rotating corn, wheat and clover 
B)  Growing corn continuously 
C)  Growing wheat continuously 
D)  Growing clover continuously 
E)  None of these is more effective in reducing erosion 
A)  Rotating corn, wheat and clover 
B)  Growing corn continuously 
C)  Growing wheat continuously 
D)  Growing clover continuously 
E)  None of these is more effective in reducing erosion

Question 12

You have decided that you want to reduce the amount of pesticides you encounter.List and describe at least ten actions that you can take to reduce your exposure to pesticides.

Accepted Answer

Should include at least some of the foll

Question 13

Which of the following usually has the MOST intensive use of pesticides?

Accepted Answer

A) A soybean field 
B) A golf course 
C) An average U.S.kitchen 
D) A corn field 
E) All of these are comparable 
A) A soybean field 
B) A golf course 
C) An average U.S.kitchen 
D) A corn field 
E) All of these are comparable

Question 14

Salinization is a common agricultural problem in what type of region?

Accepted Answer

A) Arid 
B) Cold 
C) Tropical 
D) Humid 
E) Windy 
A) Arid 
B) Cold 
C) Tropical 
D) Humid 
E) Windy

Question 15

What is the correct order of the soil horizons from top down?

Accepted Answer

A) O, A, E, B 
B) A, B, E, O 
C) A, E, O, B 
D) O, E, A, B 
A) O, A, E, B 
B) A, B, E, O 
C) A, E, O, B 
D) O, E, A, B

Question 16

Approximately ______ percent of the pesticides applied with machine sprayers never reach the intended target.

Accepted Answer

A) 15 
B) 20 
C) 75 
D) 50 
E) 90 
A) 15 
B) 20 
C) 75 
D) 50 
E) 90

Question 17

The parent material layer of a soil is composed of weathered ______.

Accepted Answer

A) Humus 
B) Organic detritus and roots 
C) Residual aluminum and iron 
D) Soil 
E) Rock fragments 
A) Humus 
B) Organic detritus and roots 
C) Residual aluminum and iron 
D) Soil 
E) Rock fragments

Question 18

The richest farming soils that form under the grasslands of central North America and under moist deciduous forests are the ________.

Accepted Answer

A) Latisols and aridisols 
B) Ultisols and mollisols 
C) Mollisols and alfisols 
D) Entisols and ultisols 
E) Alfisols and ultisols 
A) Latisols and aridisols 
B) Ultisols and mollisols 
C) Mollisols and alfisols 
D) Entisols and ultisols 
E) Alfisols and ultisols

Question 19

The benefits of leaving crop residues on a field after harvest include

Accepted Answer

A) Protecting soil organisms 
B) Reducing evaporation 
C) Breaking the erosive effects of wind and water 
D) All of these are correct 
A) Protecting soil organisms 
B) Reducing evaporation 
C) Breaking the erosive effects of wind and water 
D) All of these are correct

Question 20

When compared to sand and gravel, small soil particles (clay and silt) have ______ pore space.

Accepted Answer

A) More 
B) About the same 
C) Less 
D) Significantly more 
E) It depends on the other minerals that are present 
A) More 
B) About the same 
C) Less 
D) Significantly more 
E) It depends on the other minerals that are present

Exam 10: Farming: Conventional and Sustainable Practices

What type of soil is sticky, elastic, and impermeable?

A broad-spectrum biocide is designed to kill

In terms of agriculture, pesticides have led to _____ for consumers.

One of the drawbacks of leaving crop residues on a field after harvest is increased

Contour plowing and strip farming are methods designed to

Which of the following is NOT true of the Brazilian Cerrado?

The process that happens when pesticide residues evaporate from soil and water in warm areas, and then condense in and precipitate in colder regions is called

-Looking at the graph and given what you know about pesticide resistance, what do you think will probably happen to curve "b" in the future?

Pesticides used in food production are regulated in the U.S.entirely by the Food and Drug Administration.

Which of the following is NOT a correct match?

Which is the BEST cropping method for reducing erosion?

You have decided that you want to reduce the amount of pesticides you encounter.List and describe at least ten actions that you can take to reduce your exposure to pesticides.

Which of the following usually has the MOST intensive use of pesticides?

Salinization is a common agricultural problem in what type of region?

What is the correct order of the soil horizons from top down?

Approximately ______ percent of the pesticides applied with machine sprayers never reach the intended target.

The parent material layer of a soil is composed of weathered ______.

The richest farming soils that form under the grasslands of central North America and under moist deciduous forests are the ________.

The benefits of leaving crop residues on a field after harvest include

When compared to sand and gravel, small soil particles (clay and silt) have ______ pore space.

Understanding Our Environment

Principles of Science and Systems

Matter, Energy, and Life

Evolution, Biological Communities, and Species Interactions

Biomes

Population Biology

Human Populations

Environmental Health and Toxicology

Food and Hunger

Biodiversity

Biodiversity: Preserving Landscapes

Restoration Ecology

Geology and Earth Resources

Climate Change

Air Pollution

Water Use and Management

Water Pollution

Conventional Energy

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Solid, Toxic, and Hazardous Waste

Urbanization and Sustainable Cities

Ecological Economics

Environmental Policy, Law, and Planning

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