WorksheetsAPES Risks
Total questions: 15
Worksheet time: 51mins
Name
Class
Date
1.
Chemicals, ionizing radiation, and viruses that cause or promote the development of uncontrolable growth
a)
mutagen
b)
carcinogen
c)
cancer
d)
teratogen
2.
The amount of a potentially harmful substance an individual ingests, inhales, or absorbs through the skin.
a)
dose
b)
LD50
c)
median lethal dose
d)
dose-response curve
3.
Amount of a toxic material per unit of body weight of test animals that kills half the test population in a certain time
a)
risk assessment
b)
risk management
c)
LD50
d)
LD60
4.
Chemical or form of radiation that causes inheritable changes in the DNA molecules in the genes found in chromosomes
a)
teratogen
b)
mutagen
c)
carcinogen
d)
metastasis
5.
Chemical, ionizing agent, or virus that causes birth defects
a)
carcinogen
b)
teratogen
c)
mutation
d)
mutagen
6.
Using risk measurement and other information to determine options and make decisions about reducing or eliminating risks
a)
risk assessment
b)
risk analysis
c)
risk communication
d)
risk management
7.
Tuberculosis
a)
is transmitted by mosquitoes
b)
has been almost entirely eliminated in the world
c)
is caused by a virus
d)
has strains that have developed resistance to antibiotics
8.
Atrazine and DDT are examples of
a)
neurotoxins
b)
endocrine disruptors
c)
carcinogens
d)
teratogens
9.
What is the definition of risk?
a)
The possibility of suffering harm or loss
b)
The scientific process of estimating the threat that particular hazards pose to human health.
c)
The possibility of fear or danger
d)
The possibility of suffering harm
10.
What is biomagnification?
a)
Only in animals found in oceans
b)
Cells storing nutrients and essential minerals.
c)
Lower level of harmful chemicals in the cells of organisms.
d)
Higher concentration of harmful chemicals in cells of organisms.
11.
Atrazine and DDT are examples of
a)
neurotoxins
b)
endocrine disruptors
c)
carcinogens
d)
teratogens
12.
Which of the following is a neurotoxin?
a)
Asbestos
b)
Thalidomide
c)
Mercury
d)
DDT
13.
Which list is made up of toxic metal pollutants?
a)
PCB, BPA, mercury, & potassium
b)
cadmium, arsenic, lead, & mercury
c)
DDT, cadmium, lead, potassium, & BPA
d)
argon, neon, chromium, & mercury
14.
What is the threshold dose of Toxin B?
a)
13 mg
b)
50 mg
c)
25 mg
d)
35 mg
15.
What is the LD-50 for Toxin B?
a)
10 mg
b)
13 mg
c)
25 mg
d)
50 mg
100 %
