Student Center
|
Instructor Center
|
Information Center
|
Home
Career Opportunities
Lab Exercises
ESP Essential Study Partner
Simple Animations
Animations & Quizzing
Government Contacts
How to Write a Term Paper
Chart of Common Elements
The Metric System
BioCourse.com
Regional Perspectives
Global Issues Map
Glossary A-D
Glossary E-L
Glossary M-R
Glossary S-Z
Choose a Chapter
Chapter 1
Chapter 2
Chapter 3
Chapter 4
Chapter 5
Chapter 6
Chapter 7
Chapter 8
Chapter 9
Chapter 10
Chapter 11
Chapter 12
Chapter 13
Chapter 14
Chapter 15
Chapter 16
Chapter 17
Chapter 18
Chapter 19
Chapter 20
Chapter 21
Chapter 22
Chapter 23
Chapter 24
Chapter 25
Chapter Overview
Be Alert Boxes
Key Term Flashcards
Practice Quizzing
Essay Quiz
Chapter Web Links
Chapter Summary
Additional Readings
Feedback
Help Center
Environmental Science: A Global Concern, 7/e
William P. Cunningham, University of Minnesota
Mary Ann Cunningham, Vassar College
Barbara Woodworth Saigo, St. Cloud State University
Environmental Health and Toxicology
Practice Quizzing
1
The disease causing the greatest number of deaths worldwide is
A)
malaria.
B)
cardiovascular disease.
C)
cancer.
D)
AIDS.
2
Among the communicable diseases _______ causes the most deaths each year.
A)
infectious lung disease such as tuberculosis
B)
AIDS
C)
measles
D)
tetanus
3
Death from infectious disease can effectively be reduced by
A)
improved nutrition.
B)
improved sanitation.
C)
expanded use of inexpensive vaccines.
D)
all of the above.
4
Diseases new to humans in the last several decades include
A)
pneumonia.
B)
pertussis.
C)
Marbury fever.
D)
all of the above.
5
Vaccination has eradicated ______ from the world.
A)
tuberculosis
B)
small pox
C)
Marbury fever
D)
lethal forms of measles.
6
Factors contributing to the appearance and spread of disease include
A)
a much higher density of humans on earth.
B)
human expansion into new areas exposing us to exotic pathogens for the first time.
C)
rapid and extensive modern travel.
D)
all of the above.
7
Many disease-causing agents have become immune to modern drugs and pesticides because
A)
a handful of organisms with natural immunity have had a greater chance of surviving and passing on the genes for resistance to future generations than others.
B)
indiscriminant use of drugs and pesticides has accelerated natural selection for resistant strains of pathogens.
C)
pathogens have learned how to cope with the chemicals that formerly were lethal to them.
D)
two of the above.
8
Effective measures that can help a person stay healthy include
A)
washing hands often.
B)
eating plenty of carefully washed fresh fruits and vegetables daily.
C)
cooking foods at temperatures that will kill pathogens.
D)
all of the above.
9
The chemical responsible for more problems in embryonic development than any other is
A)
benzene.
B)
thalidomide.
C)
alcohol.
D)
DDT.
10
Chemical substances that modify genetic blueprints (DNA) are called
A)
neurotoxins.
B)
teratogens.
C)
mutagens.
D)
antigens.
11
Cases of breast and testicular cancer have recently
A)
dropped significantly.
B)
remained about the same.
C)
increased slightly.
D)
increased significantly.
12
Foods associated with increased incidence of cancer include
A)
highly processed foods.
B)
fat.
C)
smoke-cured, high nitrate meats.
D)
all of the above.
13
Being overweight correlates with increased risks for
A)
diabetes.
B)
heart disease.
C)
possible cancer.
D)
all of the above.
14
The leading cause of death for women in the U.S. is
A)
diabetes.
B)
smoking.
C)
breast cancer.
D)
AIDS.
15
National health and diet goals include
A)
eating lots of grains, fruits, and vegetables.
B)
eating a variety of foods.
C)
engaging in physical activity.
D)
all of the above.
16
Some chemicals are much more dangerous when in the presence of certain other chemicals. This is referred to as a/an ______ effect.
A)
antagonistic
B)
additive
C)
synergistic
D)
bio-accumulative
17
Factors that can influence the degree of toxicity of a given chemical include
A)
time of day of exposure.
B)
the solubility of the substance.
C)
duration and frequency of exposure.
D)
all of the above.
18
In contrast to acute effects, chronic effects
A)
are generally lethal.
B)
can result from exposure to a sublethal dose.
C)
produce an immediate health crisis.
D)
are described by all of the above.
19
Our perception of the degree of risk associated with exposure to substances is influenced by
A)
our social or economic interests.
B)
our understanding of probability (or lack thereof).
C)
the nature of news coverage by the media.
D)
all of the above.
20
_______ pose(s) the lowest risk to human welfare of those listed.
A)
Habitat destruction
B)
Loss of biological diversity through species extinction
C)
Global climate change
D)
Oil spills
21
Health is defined as the absence of disease or disability.
A)
True
B)
False
22
Thanks to modern medicines and vaccines, worldwide, infectious disease is no longer a significant cause of death.
A)
True
B)
False
23
Some infectious diseases can be stopped by creation of edible vaccines produced by genetically engineered crop plants.
A)
True
B)
False
24
The Disability-Adjusted Life Year (DALY) is an index of the years lost to premature mortality as well as disability.
A)
True
B)
False
25
Crowded conditions are a contributory factor in three of the four most devastating diseases worldwide.
A)
True
B)
False
26
Synthetic chemicals are toxic while naturally occurring substances are not.
A)
True
B)
False
27
Toxins that are water soluble move around the environment much more easily than those not soluble in water.
A)
True
B)
False
28
An acute toxic effect is one resulting from continuous exposure to a sub-lethal concentration.
A)
True
B)
False
2003 McGraw-Hill Higher Education
Any use is subject to the
Terms of Use
and
Privacy Policy
.
McGraw-Hill Higher Education
is one of the many fine businesses of
The McGraw-Hill Companies
.