Question 1

Risk assessment involves all of the following EXCEPT:

Accepted Answer

A) financial costs of the predicted risk. 
B) identification of the hazard. 
C) dose-response assessment. 
D) assessment of the exposure. 
A) financial costs of the predicted risk. 
B) identification of the hazard. 
C) dose-response assessment. 
D) assessment of the exposure.

Question 2

Compare and contrast the two images below in the context of human health. How are the two images connected?

Accepted Answer

Both these images speak to human alterat

Question 3

Which of the following action(s)may unintentionally contribute to outbreaks and rapid spread of infectious disease?

Accepted Answer

A) global travel 
B) social and economic factors 
C) disruption of natural environments 
D) all of these choices 
A) global travel 
B) social and economic factors 
C) disruption of natural environments 
D) all of these choices

Question 4

Which of the following associations between children, adults, and pesticides is CORRECT?

Accepted Answer

A) Children often face greater exposure, from playing in contaminated areas and putting their hands and other objects into their mouth. 
B) Children's developing bodies exhibit lower response from a given amount of pesticide than do aging adult bodies. 
C) Pesticide exposure affects development of height and reproductive organs in young children but commonly cause brain cancer and leukemia in adults. 
D) Children have more stringent pesticide regulations to protect their health than do adults. 
A) Children often face greater exposure, from playing in contaminated areas and putting their hands and other objects into their mouth. 
B) Children's developing bodies exhibit lower response from a given amount of pesticide than do aging adult bodies. 
C) Pesticide exposure affects development of height and reproductive organs in young children but commonly cause brain cancer and leukemia in adults. 
D) Children have more stringent pesticide regulations to protect their health than do adults.

Question 5

An antagonistic interaction in a chemical mixture results in:

Accepted Answer

A) the expected effect given the individual effect of each component. 
B) a greater combined effect than expected given the individual effect of each component. 
C) a smaller combined effect than expected given the individual effect of each component. 
D) no chemical reaction. 
A) the expected effect given the individual effect of each component. 
B) a greater combined effect than expected given the individual effect of each component. 
C) a smaller combined effect than expected given the individual effect of each component. 
D) no chemical reaction.

Question 6

Which of the following would be considered an infectious disease-causing agent?

Accepted Answer

A) PCBs 
B) radiation 
C) pathogens 
D) AIDS 
A) PCBs 
B) radiation 
C) pathogens 
D) AIDS

Question 7

The four steps in risk assessment are hazard identification, dose-response assessment, exposure assessment, and risk characterizations.

Accepted Answer

A) True 
 B)False

Question 8

Which of the following is an endocrine disrupter?

Accepted Answer

A) CFCs 
B) mercury 
C) ozone 
D) carbon dioxide 
A) CFCs 
B) mercury 
C) ozone 
D) carbon dioxide

Question 9

Which of the following statements about risk, risk assessment, and risk management is CORRECT?

Accepted Answer

A) Risk assessment is the quantitative and qualitative characterization of risks so that they can be compared, contrasted and managed. 
B) Risk assessment estimates the probability that an event will occur and helps us determine how we can best avoid, reduce, or eliminate a particular risk. 
C) Based on risk assessment calculations, to reduce the risk of cancer it is more important to stop smoking than to stop drinking bottled water. 
D) All of the above statements about risk, risk assessment, and risk management are correct. 
A) Risk assessment is the quantitative and qualitative characterization of risks so that they can be compared, contrasted and managed. 
B) Risk assessment estimates the probability that an event will occur and helps us determine how we can best avoid, reduce, or eliminate a particular risk. 
C) Based on risk assessment calculations, to reduce the risk of cancer it is more important to stop smoking than to stop drinking bottled water. 
D) All of the above statements about risk, risk assessment, and risk management are correct.

Question 10

What is the major risk associated with endocrine disruptors?

Accepted Answer

A) cardiovascular disease 
B) cancer 
C) reproductive abnormalities 
D) neurological damage 
A) cardiovascular disease 
B) cancer 
C) reproductive abnormalities 
D) neurological damage

Question 11

How might the clearing of roads and pristine areas like the one shown below lead to an increase in infectious disease?

Accepted Answer

A) There is an increased risk of sewage leaking into the water supply. 
B) The creation of drainage ditches provides habitat for disease carrying mosquitoes. 
C) Typhoid and cholera can spread from wild animals to drinking water. 
D) Cars on the road can carry the diseases to cities. 
A) There is an increased risk of sewage leaking into the water supply. 
B) The creation of drainage ditches provides habitat for disease carrying mosquitoes. 
C) Typhoid and cholera can spread from wild animals to drinking water. 
D) Cars on the road can carry the diseases to cities.

Question 12

Put the following steps of risk assessment in the correct order: 
I. risk characterization
II. risk management
III. hazard identification
IV. dose-response and exposure assessment

Accepted Answer

A) I - II - III - IV 
B) IV - III - II - I 
C) III - II - IV - I 
D) None of these choices. 
A) I - II - III - IV 
B) IV - III - II - I 
C) III - II - IV - I 
D) None of these choices.

Question 13

DDT was sprayed in a Long Island salt marsh over a period of years for mosquito control. A portion of the food web is as follows: algae -> shrimp-> American eel -> Atlantic needlefish -> ring-billed gull
In which organism would biological magnification be MOST evident?

Accepted Answer

A) Algae 
B) Shrimp 
C) American eel 
D) Ring-billed gull 
A) Algae 
B) Shrimp 
C) American eel 
D) Ring-billed gull

Question 14

The first step in risk assessment is ___________?

Accepted Answer

Hazard ide

Question 15

Compare and contrast risk assessment and risk management.

Accepted Answer

Risk assessment involves using statistic

Question 16

What is believed to account for the differences in the two drawings shown below?

Accepted Answer

A) Drawing A was done by a child attending school, while drawing B was done by a child who did not attend school. 
B) The child who drew picture B was exposed to pesticides over a long period of time, whereas the child who drew picture A was not. 
C) Drawing A was done by a child with well-developed artistic ability for his/her age; Drawing B was done by a child who has no artistic ability. 
D) The child who drew picture B was exposed to industrial air pollution over a long period of time, whereas the child who drew picture A was not. 
A) Drawing A was done by a child attending school, while drawing B was done by a child who did not attend school. 
B) The child who drew picture B was exposed to pesticides over a long period of time, whereas the child who drew picture A was not. 
C) Drawing A was done by a child with well-developed artistic ability for his/her age; Drawing B was done by a child who has no artistic ability. 
D) The child who drew picture B was exposed to industrial air pollution over a long period of time, whereas the child who drew picture A was not.

Question 17

The _________ is the type and amount of damage that exposure to a particular dose causes.

Accepted Answer

The answer of The _________ is the type and amount...

Question 18

Which of the following is an LD50 used for?

Accepted Answer

A) determine the concentration of fecal coliform bacteria 
B) measure bioaccumulation of a chemical 
C) measure bio magnification of a toxin 
D) determine the toxicity of a chemical 
A) determine the concentration of fecal coliform bacteria 
B) measure bioaccumulation of a chemical 
C) measure bio magnification of a toxin 
D) determine the toxicity of a chemical

Risk assessment involves all of the following EXCEPT:

Compare and contrast the two images below in the context of human health. How are the two images connected?

Which of the following action(s)may unintentionally contribute to outbreaks and rapid spread of infectious disease?

Which of the following associations between children, adults, and pesticides is CORRECT?

An antagonistic interaction in a chemical mixture results in:

Which of the following would be considered an infectious disease-causing agent?

The four steps in risk assessment are hazard identification, dose-response assessment, exposure assessment, and risk characterizations.

Which of the following is an endocrine disrupter?

Which of the following statements about risk, risk assessment, and risk management is CORRECT?

What is the major risk associated with endocrine disruptors?

How might the clearing of roads and pristine areas like the one shown below lead to an increase in infectious disease?

Put the following steps of risk assessment in the correct order: I. risk characterization II. risk management III. hazard identification IV. dose-response and exposure assessment

DDT was sprayed in a Long Island salt marsh over a period of years for mosquito control. A portion of the food web is as follows: algae -> shrimp-> American eel -> Atlantic needlefish -> ring-billed gull In which organism would biological magnification be MOST evident?

The first step in risk assessment is ___________?

Compare and contrast risk assessment and risk management.

What is believed to account for the differences in the two drawings shown below?

The _________ is the type and amount of damage that exposure to a particular dose causes.

Which of the following is an LD₅₀used for?

The Environmental Challenges We Face

Sustainability and Human Values

Environmental History, Politics, and Economics

How Ecosystems Work

Ecosystems and Evolution

Human Population Change and the Environment

Air and Air Pollution

Global Atmospheric Changes

Freshwater Resources and Water Pollution

The Ocean and Fisheries

Mineral and Soil Resources

Land Resources

Agriculture and Food Resources

Biodiversity and Conservation

Solid and Hazardous Waste

Nonrenewable Energy Resources

Renewable Energy Resources

Filters

Exam 4: Risk Analysis and Environmental Health Hazards

Risk assessment involves all of the following EXCEPT:

Compare and contrast the two images below in the context of human health. How are the two images connected?

Which of the following action(s)may unintentionally contribute to outbreaks and rapid spread of infectious disease?

Which of the following associations between children, adults, and pesticides is CORRECT?

An antagonistic interaction in a chemical mixture results in:

Which of the following would be considered an infectious disease-causing agent?

The four steps in risk assessment are hazard identification, dose-response assessment, exposure assessment, and risk characterizations.

Which of the following is an endocrine disrupter?

Which of the following statements about risk, risk assessment, and risk management is CORRECT?

What is the major risk associated with endocrine disruptors?

How might the clearing of roads and pristine areas like the one shown below lead to an increase in infectious disease?

Put the following steps of risk assessment in the correct order: I. risk characterization II. risk management III. hazard identification IV. dose-response and exposure assessment

DDT was sprayed in a Long Island salt marsh over a period of years for mosquito control. A portion of the food web is as follows: algae -> shrimp-> American eel -> Atlantic needlefish -> ring-billed gull In which organism would biological magnification be MOST evident?

The first step in risk assessment is ___________?

Compare and contrast risk assessment and risk management.

What is believed to account for the differences in the two drawings shown below?

The _________ is the type and amount of damage that exposure to a particular dose causes.

Which of the following is an LD50 used for?

The Environmental Challenges We Face

Sustainability and Human Values

Environmental History, Politics, and Economics

How Ecosystems Work

Ecosystems and Evolution

Human Population Change and the Environment

Air and Air Pollution

Global Atmospheric Changes

Freshwater Resources and Water Pollution

The Ocean and Fisheries

Mineral and Soil Resources

Land Resources

Agriculture and Food Resources

Biodiversity and Conservation

Solid and Hazardous Waste

Nonrenewable Energy Resources

Renewable Energy Resources

Filters

Which of the following is an LD₅₀used for?