Question 1

Increases in maize and soy production have led to _________.

Accepted Answer

A)  the removal of government farm subsidy programs. 
B)  an increased consumption of meat. 
C)  an increase in healthy grain products at a reduced cost. 
D)  cheap ethanol fuel. 
A)  the removal of government farm subsidy programs. 
B)  an increased consumption of meat. 
C)  an increase in healthy grain products at a reduced cost. 
D)  cheap ethanol fuel. B

Question 2

The Harvard food pyramid recommends 6-11 servings of bread, rice, cereal, and pasta.

Accepted Answer

A) True 
 B)False  False

Question 3

Globally, women control only a tiny fraction of land, primarily because they play such a minimal role in food production.

Accepted Answer

A) True 
 B)False  False

Question 4

Genetically modified crops are created by inserting genetic material from one species into another.

Accepted Answer

A) True 
 B)False

Question 5

Genes for natural pesticides that are toxic to potato bugs have recently been transferred into potato plants making the plants lethal to these bugs. A main concern is that

Accepted Answer

A)  these genes will escape from potatoes and disrupt other natural ecosystem functions. 
B)  these genes will mutate to become lethal to the potato plants that contain them. 
C)  natural selection will rapidly produce strains of potato bugs that are immune to the toxin in the plant. 
D)  the cost to farmers will exceed the benefits. 
A)  these genes will escape from potatoes and disrupt other natural ecosystem functions. 
B)  these genes will mutate to become lethal to the potato plants that contain them. 
C)  natural selection will rapidly produce strains of potato bugs that are immune to the toxin in the plant. 
D)  the cost to farmers will exceed the benefits.

Question 6

People can suffer malnourishment if they consume large amounts of ______ instead of _______.

Accepted Answer

A)  Fat and sugar; vitamins and protein 
B)  Proteins; carbohydrates 
C)  Vitamins; protein 
D)  Proteins and minerals; vitamins 
E)  Fiber; processed foods 
A)  Fat and sugar; vitamins and protein 
B)  Proteins; carbohydrates 
C)  Vitamins; protein 
D)  Proteins and minerals; vitamins 
E)  Fiber; processed foods

Question 7

Vitamin A deficiencies are associated with

Accepted Answer

A)  Anemia 
B)  Weak bones 
C)  A lack of energy, or listlessness 
D)  Poorly developed neural systems in embryos 
E)  Blindness 
A)  Anemia 
B)  Weak bones 
C)  A lack of energy, or listlessness 
D)  Poorly developed neural systems in embryos 
E)  Blindness

Question 8

Malnourishment

Accepted Answer

A)  refers to the condition of being chronically undernourished. 
B)  means lacking in certain specific dietary components. 
C)  is a condition suffered by nearly 20% of the world's population. 
D)  All of these choices are correct 
A)  refers to the condition of being chronically undernourished. 
B)  means lacking in certain specific dietary components. 
C)  is a condition suffered by nearly 20% of the world's population. 
D)  All of these choices are correct

Question 9

The amount of antibiotics used in feedlot meat production raises the concern of creating antibiotic-resistant diseases.

Accepted Answer

A) True 
 B)False

Question 10

Food security has to do with

Accepted Answer

A)  A country's dependence on cash crop exports. 
B)  Preventing wars over diminishing food supplies. 
C)  The ability of a population to obtain food on a day-to-day basis. 
D)  The total volume of food a country imports. 
E)  The total volume of aid a country receives. 
A)  A country's dependence on cash crop exports. 
B)  Preventing wars over diminishing food supplies. 
C)  The ability of a population to obtain food on a day-to-day basis. 
D)  The total volume of food a country imports. 
E)  The total volume of aid a country receives.

Question 11

Fifty years ago, there were several hundred varieties of wheat grown in the Middle East. Now a few of the more modern high responder varieties have replaced the indigenous species. What are the implications of this change?

Accepted Answer

A)  The productivity of wheat should continue to rise and increase the availability of food per person. 
B)  Genetic resources are diminished and an epidemic of wheat disease is more likely due to the reliance on few species. 
C)  The high responder varieties will need specialized harvesting methods because they are so productive. 
D)  The biodiversity of wheat species has increased because of the introduction of few hybrid species. 
E)  All of these are correct. 
A)  The productivity of wheat should continue to rise and increase the availability of food per person. 
B)  Genetic resources are diminished and an epidemic of wheat disease is more likely due to the reliance on few species. 
C)  The high responder varieties will need specialized harvesting methods because they are so productive. 
D)  The biodiversity of wheat species has increased because of the introduction of few hybrid species. 
E)  All of these are correct.

Question 12

It is difficult for a society to recover from a famine because people often deplete their means of food production in an effort to stay alive.

Accepted Answer

A) True 
 B)False

Question 13

A diet inadequate in iron produces a condition called

Accepted Answer

A)  scurvy. 
B)  kwashiorkor. 
C)  marasmus. 
D)  anemia. 
A)  scurvy. 
B)  kwashiorkor. 
C)  marasmus. 
D)  anemia.

Question 14

One of the ecological benefits associated with aquaculture is the organic material generated from the aquaculture tanks. The nutrients increase the health and productivity of the surrounding natural ecosystem.

Accepted Answer

A) True 
 B)False

Question 15

Below a caloric intake of _______ kcal per day, on average, a person is considered chronically undernourished.

Accepted Answer

A)  2,200 
B)  3,200 
C)  4,200 
D)  1,200 
A)  2,200 
B)  3,200 
C)  4,200 
D)  1,200

Question 16

New revisions in the food pyramid recommend

Accepted Answer

A)  increasing consumption of red meat. 
B)  increasing consumption of dairy products like milk, ice cream, and cheese. 
C)  increasing consumption of carbohydrates like rice, pasta, and potatoes. 
D)  increasing consumption of nuts, legumes, fruits, vegetables, and whole grains. 
A)  increasing consumption of red meat. 
B)  increasing consumption of dairy products like milk, ice cream, and cheese. 
C)  increasing consumption of carbohydrates like rice, pasta, and potatoes. 
D)  increasing consumption of nuts, legumes, fruits, vegetables, and whole grains.

Question 17

Food aid policies of rich nations can exacerbate famine and hunger problems in poor nations because

Accepted Answer

A)  the local farmers of the poor nation are forced out of business by the free or cheap food and the economy cannot stabilize properly. 
B)  it robs the government of the poor country of valuable tax revenue. 
C)  it causes no problems. 
D)  it creates more fighting over food. 
A)  the local farmers of the poor nation are forced out of business by the free or cheap food and the economy cannot stabilize properly. 
B)  it robs the government of the poor country of valuable tax revenue. 
C)  it causes no problems. 
D)  it creates more fighting over food.

Question 18

The three crops that provide the majority of humanity's nutrients and calories are

Accepted Answer

A)  cassava, corn, and rice. 
B)  corn, beans, and potatoes. 
C)  wheat, rice, and corn. 
D)  corn, soybeans, and barley. 
A)  cassava, corn, and rice. 
B)  corn, beans, and potatoes. 
C)  wheat, rice, and corn. 
D)  corn, soybeans, and barley.

Question 19

Transgenic plants are those that have had genes from other organisms incorporated into their cells.

Accepted Answer

A) True 
 B)False

Question 20

The first genetically modified animal for human consumption is a salmon with extra growth hormones. Which of the following is NOT a concern about this animal?

Accepted Answer

A)  They will probably outcompete wild salmon for mates. 
B)  Eating this fish will add extra hormones into our diet. 
C)  They will probably outcompete wild salmon for food. 
D)  They will probably outcompete wild salmon for habitat. 
E)  These are all worries about the GM salmon. 
A)  They will probably outcompete wild salmon for mates. 
B)  Eating this fish will add extra hormones into our diet. 
C)  They will probably outcompete wild salmon for food. 
D)  They will probably outcompete wild salmon for habitat. 
E)  These are all worries about the GM salmon.

Exam 9: Food and Hunger

Increases in maize and soy production have led to _________.

The Harvard food pyramid recommends 6-11 servings of bread, rice, cereal, and pasta.

Globally, women control only a tiny fraction of land, primarily because they play such a minimal role in food production.

Genetically modified crops are created by inserting genetic material from one species into another.

Genes for natural pesticides that are toxic to potato bugs have recently been transferred into potato plants making the plants lethal to these bugs. A main concern is that

People can suffer malnourishment if they consume large amounts of ______ instead of _______.

Vitamin A deficiencies are associated with

Malnourishment

The amount of antibiotics used in feedlot meat production raises the concern of creating antibiotic-resistant diseases.

Food security has to do with

Fifty years ago, there were several hundred varieties of wheat grown in the Middle East. Now a few of the more modern high responder varieties have replaced the indigenous species. What are the implications of this change?

It is difficult for a society to recover from a famine because people often deplete their means of food production in an effort to stay alive.

A diet inadequate in iron produces a condition called

One of the ecological benefits associated with aquaculture is the organic material generated from the aquaculture tanks. The nutrients increase the health and productivity of the surrounding natural ecosystem.

Below a caloric intake of _______ kcal per day, on average, a person is considered chronically undernourished.

New revisions in the food pyramid recommend

Food aid policies of rich nations can exacerbate famine and hunger problems in poor nations because

The three crops that provide the majority of humanity's nutrients and calories are

Transgenic plants are those that have had genes from other organisms incorporated into their cells.

The first genetically modified animal for human consumption is a salmon with extra growth hormones. Which of the following is NOT a concern about this animal?

Understanding Our Environment

Principles of Science and Systems

Matter, Energy, and Life

Evolution, Biological Communities, and Species Interactions

Biomes: Global Patterns of Life

Population Biology

Human Populations

Environmental Health and Toxicology

Farming: Conventional and Sustainable Practices

Biodiversity: Preserving Species

Biodiversity: Preserving Landscapes

Restoration Ecology

Geology and Earth Resources

Climate Change

Air Pollution

Water Use and Management

Water Pollution

Conventional Energy

Sustainable Energy

Solid, Toxic, and Hazardous Waste

Urbanization and Sustainable Cities

Ecological Economics

Environmental Policy, Law, and Planning

What Then Shall We Do

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