Human Health — Unit test Answers

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34
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How does mining impact the environment?

A
It has a positive impact on the environment by permanently altering the ecosystem.
B
It has a positive impact on the environment by releasing chemicals into the environment.
C
It has a negative impact on the environment by allowing toxic chemicals to harm wildlife.
D
It has a negative impact on the environment by providing new niches for wildlife to inhabit.
35
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How could biotechnology lead to a decrease in the use of pesticides?

Answer not available
36

How has increased energy use associated with scientific advancements affected society?

A
It has led to an increase of the concentration of atmospheric carbon dioxide.
B
It has led to an increase in hazardous wastes from mining operations.
C
It has led to global climate changes.
D
All of the above
37

A healthy lifestyle is important because _______.

A
people cannot control their genetic traits
B
lifestyle choices are the most important factor in disease prevention
C
unhealthy lifestyles lead directly to toxic environments
D
all of the above
38

How does the global environment differ from the outdoor environment?

Answer not available
39

Environmental factors determine whether or not all genetic traits lead to health issues.

A
T
B
F
40

What types of health related issues might be associated with climate related factors?

Answer not available
41

Which of the following conditions would lead to a small population size?

A
a low birth to death ratio
B
a high birth to death ratio
C
immigration
D
large number of resources
42

Explain how heredity and personal health are related.

Answer not available
43

Which of the following is a societal benefit to the application of biotechnology?

A
increased crop production
B
development of resistant microorganisms
C
increased crop management
D
creation of new organisms
44

Environmental pollution does not affect an individual’s health.

A
T
B
F
45

The total number of organisms an ecosystem can support is its tolerance range.

A
T
B
F
46

Paint and solvents pose no potential hazard to human health.

A
T
B
F
47

Orange trees planted in a grove or orchard would most likely fall in which category of population distribution?

A
even
B
random
C
clumped
D
density
48

How do the biotic and abiotic limiting factors of an ecosystem determine its carrying capacity?

Answer not available
49

Explain why other factors besides heredity influence a person’s health.

Answer not available
50

How does mining impact the environment?

A
It has a positive impact on the environment by permanently altering the ecosystem.
B
It has a positive impact on the environment by releasing chemicals into the environment.
C
It has a negative impact on the environment by allowing toxic chemicals to harm wildlife.
D
It has a negative impact on the environment by providing new niches for wildlife to inhabit.
51

Why is sustainable use of natural resources important?

A
to ensure that natural resources are available for future generations
B
to help make daily life simpler by providing what every person needs
C
to encourage scientists to make new and elaborate discoveries
D
to prevent the exchange of resources from one region to another
52

The Great Pacific Garbage Patch is an area in the North Pacific Ocean that contains trash and causes harm to ocean life and those that consume that life. What lessons can be learned from this floating pile of trash?

A
There is no relationship between our daily activities and the environment.
B
There are more polluters in the Pacific Ocean than in the Atlantic Ocean.
C
There are areas of the ocean to avoid with boats.
D
There is a relationship among all living things on Earth.
53

What are the possible impacts on the limiting factors that determine population size of an extended period of lower than normal rainfall?

Answer not available

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