Question 1

The immune system can be made vulnerable to allergens,bacteria,and viruses through the action of

Accepted Answer

A)  some synthetic chemicals. 
B)  ionizing radiation. 
C)  viruses like HIV. 
D)  all of these answers 
E)  none of these answers 
A)  some synthetic chemicals. 
B)  ionizing radiation. 
C)  viruses like HIV. 
D)  all of these answers 
E)  none of these answers

Question 2

According to the U.S.Environmental Protection Agency,the toxic substance(s)of major concern to human and environmental health is(are)

Accepted Answer

A)  arsenic. 
B)  lead. 
C)  mercury. 
D)  polychlorinated biphenyls 
E)  all of these answers. 
A)  arsenic. 
B)  lead. 
C)  mercury. 
D)  polychlorinated biphenyls 
E)  all of these answers.

Question 3

LD50 values for acute toxicity to humans are extrapolated from animal tests at measured low-dose exposures.

Accepted Answer

A) True 
 B)False

Question 4

____________________ system can be weakened by chemicals or radiation,leaving the body open to attack from pathogens.

Accepted Answer

The answer of ____________________ system can be weakened by chemicals...

Question 5

A problem with the ____________________ is that chemicals would require thorough toxicity screening making it very expensive to introduce any new chemicals into society.

Accepted Answer

precaution

Question 6

The study of the pattern of a disease in a population is called

Accepted Answer

A)  pathology. 
B)  oncology. 
C)  epidemiology. 
D)  ecology. 
E)  bacteriology. 
A)  pathology. 
B)  oncology. 
C)  epidemiology. 
D)  ecology. 
E)  bacteriology.

Question 7

The system responsible for defense against disease and harmful substances is the

Accepted Answer

A)  circulatory system. 
B)  endocrine system. 
C)  immune system. 
D)  excretory system. 
E)  reproductive system. 
A)  circulatory system. 
B)  endocrine system. 
C)  immune system. 
D)  excretory system. 
E)  reproductive system.

Question 8

Probability gives us a mathematical estimate that an event is likely to occur.

Accepted Answer

A) True 
 B)False

Question 9

Dose-response curves

Accepted Answer

A)  show the effects of various doses of toxic agents on a group of test organisms. 
B)  are extrapolated using mathematical models to project possible effects of high doses. 
C)  are extrapolated from humans to other primates. 
D)  are generated from computer models. 
E)  all of these answers 
A)  show the effects of various doses of toxic agents on a group of test organisms. 
B)  are extrapolated using mathematical models to project possible effects of high doses. 
C)  are extrapolated from humans to other primates. 
D)  are generated from computer models. 
E)  all of these answers

Question 10

Many AIDS patients are less vulnerable to tuberculosis infection because the immune system is already compromised.

Accepted Answer

A) True 
 B)False

Question 11

All of the following are viral diseases except

Accepted Answer

A)  Lyme disease. 
B)  HIV/AIDS. 
C)  hepatitis B. 
D)  influenza. 
E)  West Nile. 
A)  Lyme disease. 
B)  HIV/AIDS. 
C)  hepatitis B. 
D)  influenza. 
E)  West Nile.

Question 12

The explosion of the space shuttle Challenger and the accidents at Three Mile Island and Chernobyl were caused

Accepted Answer

A)  by global climate change. 
B)  primarily by human error. 
C)  by the northern lights interfering with normal electrical transmission. 
D)  primarily by technological error. 
E)  by sabotage. 
A)  by global climate change. 
B)  primarily by human error. 
C)  by the northern lights interfering with normal electrical transmission. 
D)  primarily by technological error. 
E)  by sabotage.

Question 13

Among lifestyle choices,the one that is least risky is

Accepted Answer

A)  smoking. 
B)  eating vegetarian. 
C)  obesity. 
D)  lack of exercise. 
E)  unsafe sex. 
A)  smoking. 
B)  eating vegetarian. 
C)  obesity. 
D)  lack of exercise. 
E)  unsafe sex.

Question 14

Malaria is caused by a parasite spread by the bite of all species of mosquitoes.

Accepted Answer

A) True 
 B)False

Question 15

____________________ studies determine the intensity of the statistical association between exposure to a toxin and a health problem.

Accepted Answer

The answer of ____________________ studies determine the intensity of the...

Question 16

If the media shows harm or death from a local event such as a flood,then that means one's personal risks of death by flood increase.

Accepted Answer

A) True 
 B)False

Question 17

Malignant tumors may take years to detect if they travel via the blood to various parts of the body.

Accepted Answer

A) True 
 B)False

Question 18

In a developing country,you are most likely to fear health threats from

Accepted Answer

A)  car accidents. 
B)  cancer. 
C)  diabetes. 
D)  unsanitary drinking water. 
E)  obesity. 
A)  car accidents. 
B)  cancer. 
C)  diabetes. 
D)  unsanitary drinking water. 
E)  obesity.

Question 19

Influenza is the biggest bacterial killer.

Accepted Answer

A) True 
 B)False

Question 20

A transmissible disease is caused by something other than a living organism and can spread from one person to another.

Accepted Answer

A) True 
 B)False

The immune system can be made vulnerable to allergens,bacteria,and viruses through the action of

According to the U.S.Environmental Protection Agency,the toxic substance(s)of major concern to human and environmental health is(are)

LD50 values for acute toxicity to humans are extrapolated from animal tests at measured low-dose exposures.

____________________ system can be weakened by chemicals or radiation,leaving the body open to attack from pathogens.

A problem with the ____________________ is that chemicals would require thorough toxicity screening making it very expensive to introduce any new chemicals into society.

The study of the pattern of a disease in a population is called

The system responsible for defense against disease and harmful substances is the

Probability gives us a mathematical estimate that an event is likely to occur.

Dose-response curves

Many AIDS patients are less vulnerable to tuberculosis infection because the immune system is already compromised.

All of the following are viral diseases except

The explosion of the space shuttle Challenger and the accidents at Three Mile Island and Chernobyl were caused

Among lifestyle choices,the one that is least risky is

Malaria is caused by a parasite spread by the bite of all species of mosquitoes.

____________________ studies determine the intensity of the statistical association between exposure to a toxin and a health problem.

If the media shows harm or death from a local event such as a flood,then that means one's personal risks of death by flood increase.

Malignant tumors may take years to detect if they travel via the blood to various parts of the body.

In a developing country,you are most likely to fear health threats from

Influenza is the biggest bacterial killer.

A transmissible disease is caused by something other than a living organism and can spread from one person to another.

Environmental Problems, Their Causes, and Sustainability

Science, Matter, Energy, and Systems

Biodiversity and Evolution

Community Ecology, Population Ecology, and the Human Population

Sustaining Biodiversity: The Species Approach

Sustaining Biodiversity: The Ecosystem Approach

Food,Soil,and Pest Management

Water Resources and Water Pollution

Nonrenewable Energy Resources

Energy Efficiency and Renewable Energy

Air Pollution, Climate Change, and Ozone Depletion

Urbanization and Solid and Hazardous Waste

Economics, Politics, Worldviews, and Sustainability

Filters

Exam 11: Environmental Hazards and Human Health

The immune system can be made vulnerable to allergens,bacteria,and viruses through the action of

According to the U.S.Environmental Protection Agency,the toxic substance(s)of major concern to human and environmental health is(are)

LD50 values for acute toxicity to humans are extrapolated from animal tests at measured low-dose exposures.

____________________ system can be weakened by chemicals or radiation,leaving the body open to attack from pathogens.

A problem with the ____________________ is that chemicals would require thorough toxicity screening making it very expensive to introduce any new chemicals into society.

The study of the pattern of a disease in a population is called

The system responsible for defense against disease and harmful substances is the

Probability gives us a mathematical estimate that an event is likely to occur.

Dose-response curves

Many AIDS patients are less vulnerable to tuberculosis infection because the immune system is already compromised.

All of the following are viral diseases except

The explosion of the space shuttle Challenger and the accidents at Three Mile Island and Chernobyl were caused

Among lifestyle choices,the one that is least risky is

Malaria is caused by a parasite spread by the bite of all species of mosquitoes.

____________________ studies determine the intensity of the statistical association between exposure to a toxin and a health problem.

If the media shows harm or death from a local event such as a flood,then that means one's personal risks of death by flood increase.

Malignant tumors may take years to detect if they travel via the blood to various parts of the body.

In a developing country,you are most likely to fear health threats from

Influenza is the biggest bacterial killer.

A transmissible disease is caused by something other than a living organism and can spread from one person to another.

Environmental Problems, Their Causes, and Sustainability

Science, Matter, Energy, and Systems

Biodiversity and Evolution

Community Ecology, Population Ecology, and the Human Population

Sustaining Biodiversity: The Species Approach

Sustaining Biodiversity: The Ecosystem Approach

Food,Soil,and Pest Management

Water Resources and Water Pollution

Nonrenewable Energy Resources

Energy Efficiency and Renewable Energy

Air Pollution, Climate Change, and Ozone Depletion

Urbanization and Solid and Hazardous Waste

Economics, Politics, Worldviews, and Sustainability

Filters