Question 1

Wind erosion is most likely to cause problems in

Accepted Answer

A)  forested grazing lands on high mountains. 
B)  open, arid regions. 
C)  fertile river bottoms with annual floods. 
D)  agricultural regions in the far north. 
E)  protected, arid region. 
A)  forested grazing lands on high mountains. 
B)  open, arid regions. 
C)  fertile river bottoms with annual floods. 
D)  agricultural regions in the far north. 
E)  protected, arid region.

Question 2

Soil organisms usually stay __________ the soil.

Accepted Answer

A)  deep below the surface of 
B)  near the middle of 
C)  close to the surface of 
D)  spread uniformly throughout 
E)  About half stay close to the surface and the other half stay deep below the surface of the soil. 
A)  deep below the surface of 
B)  near the middle of 
C)  close to the surface of 
D)  spread uniformly throughout 
E)  About half stay close to the surface and the other half stay deep below the surface of the soil.

Question 3

What is the advantage of genetically modified crops (GMOs)?

Accepted Answer

A)  they can be designed to resist drought 
B)  they offer improved resistance to pests and diseases 
C)  they can be engineered to improve yield 
D)  they can be altered to produce vaccines 
E)  All of these are benefits to GMOs. 
A)  they can be designed to resist drought 
B)  they offer improved resistance to pests and diseases 
C)  they can be engineered to improve yield 
D)  they can be altered to produce vaccines 
E)  All of these are benefits to GMOs.

Question 4

The biggest worry about a genetically modified Atlantic salmon with extra growth hormones is that it will introduce these hormones into our diet.

Accepted Answer

A) True 
 B)False

Question 5

What are two common diseases that result from protein deficiencies?

Accepted Answer

A)  dysentery and diarrhea 
B)  dysentery and scurvy 
C)  scurvy and pellagra 
D)  goiter and cretinism 
E)  marasmus and kwashiorkor 
A)  dysentery and diarrhea 
B)  dysentery and scurvy 
C)  scurvy and pellagra 
D)  goiter and cretinism 
E)  marasmus and kwashiorkor

Question 6

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)  dry eyes and retinal degeneration. 
A)  anemia. 
B)  weak bones. 
C)  a lack of energy, or listlessness. 
D)  poorly developed neural systems in embryos. 
E)  dry eyes and retinal degeneration.

Question 7

The energy needed to process and distribute food in the US is as much as _______ times the amount that is used to actually farm the crops.

Accepted Answer

A)  0.5 
B)  2 
C)  3.5 
D)  5 
E)  8 
A)  0.5 
B)  2 
C)  3.5 
D)  5 
E)  8

Question 8

Obesity is a disease that affects

Accepted Answer

A)  poor, developing nations. 
B)  wealthy, developed nations 
C)  individuals in every nation equally. 
D)  nations that utilize beef and rice as major food sources. 
A)  poor, developing nations. 
B)  wealthy, developed nations 
C)  individuals in every nation equally. 
D)  nations that utilize beef and rice as major food sources.

Question 9

The layer of soil that is a mixture of minerals and organic material is the

Accepted Answer

A)  O horizon 
B)  A horizon 
C)  humus 
D)  Ehorizon 
E)  primary layer 
A)  O horizon 
B)  A horizon 
C)  humus 
D)  Ehorizon 
E)  primary layer

Question 10

More than 70% of all soybeans, corn, and cotton grown in the United States are genetically modified.

Accepted Answer

A) True 
 B)False

Question 11

Goiter is a common disease resulting from a shortage of dietary

Accepted Answer

A)  protein. 
B)  iodine. 
C)  iron. 
D)  Vitamin A 
E)  folic acid. 
A)  protein. 
B)  iodine. 
C)  iron. 
D)  Vitamin A 
E)  folic acid.

Question 12

The USDA estimates ______ percent of conventionally grown foods are contaminated with pesticide residue.

Accepted Answer

A)  11 
B)  23 
C)  34 
D)  58 
E)  73 
A)  11 
B)  23 
C)  34 
D)  58 
E)  73

Question 13

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 14

Sustainable farming

Accepted Answer

A)  is cheaper and safer than conventional farming. 
B)  is safe, although it causes weed problems. 
C)  uses fewer chemicals but more water than conventional methods. 
D)  is an invention of modern agricultural research. 
E)  is safer than conventional farming, but much more expensive. 
A)  is cheaper and safer than conventional farming. 
B)  is safe, although it causes weed problems. 
C)  uses fewer chemicals but more water than conventional methods. 
D)  is an invention of modern agricultural research. 
E)  is safer than conventional farming, but much more expensive.

Wind erosion is most likely to cause problems in

Soil organisms usually stay __________ the soil.

What is the advantage of genetically modified crops (GMOs)?

The biggest worry about a genetically modified Atlantic salmon with extra growth hormones is that it will introduce these hormones into our diet.

What are two common diseases that result from protein deficiencies?

Vitamin A deficiencies are associated with

The energy needed to process and distribute food in the US is as much as _______ times the amount that is used to actually farm the crops.

Obesity is a disease that affects

The layer of soil that is a mixture of minerals and organic material is the

More than 70% of all soybeans, corn, and cotton grown in the United States are genetically modified.

Goiter is a common disease resulting from a shortage of dietary

The USDA estimates ______ percent of conventionally grown foods are contaminated with pesticide residue.

The parent material layer of a soil is composed of weathered

Sustainable farming

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Air Pollution

Water: Resources and Pollution

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Exam 7: Food and Agriculture

Wind erosion is most likely to cause problems in

Soil organisms usually stay __________ the soil.

What is the advantage of genetically modified crops (GMOs)?

The biggest worry about a genetically modified Atlantic salmon with extra growth hormones is that it will introduce these hormones into our diet.

What are two common diseases that result from protein deficiencies?

Vitamin A deficiencies are associated with

The energy needed to process and distribute food in the US is as much as _______ times the amount that is used to actually farm the crops.

Obesity is a disease that affects

The layer of soil that is a mixture of minerals and organic material is the

More than 70% of all soybeans, corn, and cotton grown in the United States are genetically modified.

Goiter is a common disease resulting from a shortage of dietary

The USDA estimates ______ percent of conventionally grown foods are contaminated with pesticide residue.

The parent material layer of a soil is composed of weathered

Sustainable farming

Understanding Our Environment

Environmental Systems: Matter and Energy of Life

Evolution, Species Interactions, and Biological Communities

Human Populations

Biomes and Biodiversity

Environmental Conservation: Forests, Grasslands, Parks, and Nature Preserves

Environmental Health and Toxicology

Climate

Air Pollution

Water: Resources and Pollution

Environmental Geology and Earth Resources

Energy

Solid and Hazardous Waste

Economics and Urbanization

Environmental Policy and Sustainability

Filters