Question 1

Salt buildup may

Accepted Answer

A)  increase crop growth 
B)  increase yields 
C)  eventually kill weeds 
D)  eventually make the land unproductive 
E)  initially decrease yield, but later increase yield 
A)  increase crop growth 
B)  increase yields 
C)  eventually kill weeds 
D)  eventually make the land unproductive 
E)  initially decrease yield, but later increase yield

Question 2

Which of the following associations is incorrect?

Accepted Answer

A)  croplands and grains 
B)  aquaculture and seafood 
C)  rangelands and meat 
D)  feedlots and shellfish 
E)  fishery and commercial harvesting 
A)  croplands and grains 
B)  aquaculture and seafood 
C)  rangelands and meat 
D)  feedlots and shellfish 
E)  fishery and commercial harvesting

Question 3

Switching to integrated pest management in the United States

Accepted Answer

A)  will be easy to do because it is very simple 
B)  is hindered by government subsidies for using chemicals and by opposition from chemical manufacturers 
C)  is difficult because it only works for a few pests 
D)  is strongly opposed by environmentalists 
E)  is easy to accomplish but is opposed by organic farmers 
A)  will be easy to do because it is very simple 
B)  is hindered by government subsidies for using chemicals and by opposition from chemical manufacturers 
C)  is difficult because it only works for a few pests 
D)  is strongly opposed by environmentalists 
E)  is easy to accomplish but is opposed by organic farmers

Question 4

____________________ reduces soil oxygen levels, causes accumulation of gases toxic to plants, and alters the concentration of nutrients around plant roots.

Accepted Answer

The answer of ____________________ reduces soil oxygen levels, causes accumulation...

Question 5

____________________ is a form of industrialized agriculture used primarily in tropical developing countries.

Accepted Answer

Plantation

Question 6

An integrated pest management program attempts to

Accepted Answer

A)  increase inputs of fertilizer and irrigation water 
B)  reduce crop damage to an economically tolerable level 
C)  increase pesticide use 
D)  decrease yields and increase costs 
E)  increase the development of disease-resistant pests 
A)  increase inputs of fertilizer and irrigation water 
B)  reduce crop damage to an economically tolerable level 
C)  increase pesticide use 
D)  decrease yields and increase costs 
E)  increase the development of disease-resistant pests

Question 7

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

Accepted Answer

A) True 
 B)False

Question 8

Per unit area, the application of synthetic pesticides is higher on typical crop fields than it is on the average lawn.

Accepted Answer

A) True 
 B)False

Question 9

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 10

Since 1945, approximately ____ species of insects and rodents have developed resistance to one or more insecticides.

Accepted Answer

A)  50 
B)  500 
C)  1,000 
D)  2,000 
E)  5,000 
A)  50 
B)  500 
C)  1,000 
D)  2,000 
E)  5,000

Question 11

The following grains are among the world's major food crops except

Accepted Answer

A)  Wheat 
B)  Soybean 
C)  Rice 
D)  Corn 
E)  wheat and corn are major food crops, but not soybeans or rice 
A)  Wheat 
B)  Soybean 
C)  Rice 
D)  Corn 
E)  wheat and corn are major food crops, but not soybeans or rice

Question 12

________________is (are) a key nutrient that drives the synthesis of hormones as well as the growth of membrane tissues in humans.

Accepted Answer

The answer of ________________is (are) a key nutrient that drives...

Question 13

In order to switch to sustainable agriculture, which of the following practices would not be favorable?

Accepted Answer

A)  Give subsidies and tax breaks to those that use the method. 
B)  Shift to full-cost pricing. 
C)  Increase government support of research on sustainable agriculture. 
D)  Expand the use of the crops of the green revolution. 
E)  Discourage monocultures. 
A)  Give subsidies and tax breaks to those that use the method. 
B)  Shift to full-cost pricing. 
C)  Increase government support of research on sustainable agriculture. 
D)  Expand the use of the crops of the green revolution. 
E)  Discourage monocultures.

Question 14

When farmers use _________________systems, typically 90-95% of the water input reaches the crops

Accepted Answer

drip, micr

Question 15

The main source of carbohydrates (one of the key nutrients) is lipids.

Accepted Answer

A) True 
 B)False

Question 16

Polyculture lessens the need for fertilizer and water.

Accepted Answer

A) True 
 B)False

Question 17

Two of the solutions for cleaning up salinized soil are flushing the soil with water, and placing underground drainage systems. The negative aspect of these solutions is their____________________.

Accepted Answer

The answer of Two of the solutions for cleaning up...

Question 18

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

Question 19

Food production worldwide is now less than in previous decades.

Accepted Answer

A) True 
 B)False

Question 20

World grain production per capita has increased consistently between 1961 and 2009.

Accepted Answer

A) True 
 B)False

Salt buildup may

Which of the following associations is incorrect?

Switching to integrated pest management in the United States

____________________ reduces soil oxygen levels, causes accumulation of gases toxic to plants, and alters the concentration of nutrients around plant roots.

____________________ is a form of industrialized agriculture used primarily in tropical developing countries.

An integrated pest management program attempts to

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

Per unit area, the application of synthetic pesticides is higher on typical crop fields than it is on the average lawn.

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

Since 1945, approximately ____ species of insects and rodents have developed resistance to one or more insecticides.

The following grains are among the world's major food crops except

________________is (are) a key nutrient that drives the synthesis of hormones as well as the growth of membrane tissues in humans.

In order to switch to sustainable agriculture, which of the following practices would not be favorable?

When farmers use _________________systems, typically 90-95% of the water input reaches the crops

The main source of carbohydrates (one of the key nutrients) is lipids.

Polyculture lessens the need for fertilizer and water.

Two of the solutions for cleaning up salinized soil are flushing the soil with water, and placing underground drainage systems. The negative aspect of these solutions is their____________________.

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

Food production worldwide is now less than in previous decades.

World grain production per capita has increased consistently between 1961 and 2009.

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 Minerals

Energy

Environmental Hazards and Human Health

Air Pollution, Climate Change, and Ozone Depletion

Solid and Hazardous Waste

Environmental Economics, Politics, and Worldviews

Filters

Exam 10: Food, Soil, and Pest Management

Salt buildup may

Which of the following associations is incorrect?

Switching to integrated pest management in the United States

____________________ reduces soil oxygen levels, causes accumulation of gases toxic to plants, and alters the concentration of nutrients around plant roots.

____________________ is a form of industrialized agriculture used primarily in tropical developing countries.

An integrated pest management program attempts to

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

Per unit area, the application of synthetic pesticides is higher on typical crop fields than it is on the average lawn.

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

Since 1945, approximately ____ species of insects and rodents have developed resistance to one or more insecticides.

The following grains are among the world's major food crops except

________________is (are) a key nutrient that drives the synthesis of hormones as well as the growth of membrane tissues in humans.

In order to switch to sustainable agriculture, which of the following practices would not be favorable?

When farmers use _________________systems, typically 90-95% of the water input reaches the crops

The main source of carbohydrates (one of the key nutrients) is lipids.

Polyculture lessens the need for fertilizer and water.

Two of the solutions for cleaning up salinized soil are flushing the soil with water, and placing underground drainage systems. The negative aspect of these solutions is their____________________.

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

Food production worldwide is now less than in previous decades.

World grain production per capita has increased consistently between 1961 and 2009.

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 Minerals

Energy

Environmental Hazards and Human Health

Air Pollution, Climate Change, and Ozone Depletion

Solid and Hazardous Waste

Environmental Economics, Politics, and Worldviews

Filters