4165803
Beschreibung
Quiz von SARAH DE MELLO, aktualisiert more than 1 year ago
|
Erstellt von SARAH DE MELLO
vor mehr als 8 Jahre
|
|
Frage 1
Frage
Risk is expressed as a probability of suffering from all of the following, except
Antworten
-
disease
-
economic loss
-
prejudice
-
injury
Frage 2
Frage
All of the following are considered to be cultural hazards, except
Antworten
-
working conditions
-
drought
-
unsafe highways
-
criminal assualt
Frage 3
Frage
All of the following are considered to be biological hazards, except
Antworten
-
protozoa
-
parasites
-
diet
-
bacteria
Frage 4
Frage
All of the following are considered to be natural hazards, except
Antworten
-
driving
-
hurricanes
-
earthquakes
-
fires
Frage 5
Frage
A transmissible disease is not likely to be caused by a
Antworten
-
bacterium
-
hazardous chemical
-
virus
-
parasite
Frage 6
Frage
All of the following are transmissible diseases, except
Antworten
-
diabetes
-
flu
-
measles
-
HIV
Frage 7
Frage
A global outbreak of an infectious disease is called a(n)
Antworten
-
threat
-
parademic
-
pandemic
-
epidemic
Frage 8
Frage
Tuberculosis is caused by
Antworten
-
mosquitoes
-
viruses
-
bacteria
-
protozoa
Frage 9
Frage
Which of the following not a reason the incidence of tuberculosis is increasing?
Antworten
-
too few TB screening and control programs
-
genetic resistance to antibiotics
-
effects of global warming
-
weakened immune systems from the spread of AIDS
Frage 10
Frage
All of the following are viral diseases, except
Antworten
-
malaria
-
hepatitis B
-
AIDS
-
West Nile
Frage 11
Frage
Malaria is spread by
Antworten
-
flies
-
contaminated feces
-
certain types of mosquitoes
-
bacteria
Frage 12
Frage
Since 1970 the occurrence of malaria has
Antworten
-
remained at the same levels
-
increased then leveled off
-
greatly increased
-
decreased then increased slightly
Frage 13
Frage
The top toxic substances in terms of human and environmental health include all of the following, except
Antworten
-
lead
-
mercury
-
DDT
-
PCBs
Frage 14
Frage
The effects of neurotoxins can result in all of the following, except
Antworten
-
behavioral changes
-
learning disabilities
-
hair loss
-
death
Frage 15
Frage
Teratogens
Antworten
-
cause birth defects
-
are fatal to humans in low doses
-
are harmful because they are irritating to skin or lungs
-
cause infections
Frage 16
Frage
Birth defects can be caused by all of the following, except
Antworten
-
alcohol
-
angel dust
-
benzene
-
iodized sodium chloride
Frage 17
Frage
Carcinogens cause
Antworten
-
genetic defects
-
cancer
-
birth defects
-
allergic reactions
Frage 18
Frage
The system responsible for defense against disease and harmful substances is the
Antworten
-
circulatory system
-
endocrine system
-
immune system
-
skeletal system
Frage 19
Frage
This term refers to the amount of a substance a person ingests, inhales, or absorbs through the skin.
Antworten
-
toxicity
-
biological magnification
-
response
-
dose
Frage 20
Frage
___ relates to the increase in the amount of a potentially toxic substance as it passes through food chains and webs.
Antworten
-
toxicity
-
biological magnification
-
dose
-
response
Frage 21
Frage
The ability of a substance to cause injury, illness, or death to a living system, is
Antworten
-
biomagnification
-
toxicity
-
response
-
dose
Frage 22
Frage
This term refers to a substance’s resistance to breakdown.
Antworten
-
toxicity
-
biomagnification
-
persistence
-
response
Frage 23
Frage
The root cause of food insecurity is
Antworten
-
war
-
poverty
-
corruption
-
climate change
Frage 24
Frage
The term undernutrition refers to people who consume
Antworten
-
less than the basic number of daily calories
-
unbalanced meals
-
the wrong kinds of food
-
poor quality food
Frage 25
Frage
Many of the world’s poor only have access to a low-protein, high-carbohydrate, vegetarian diet and suffer from
Antworten
-
chronic malnutrition
-
chronic undernutrition
-
famine
-
hunger
Frage 26
Frage
A severe shortage of food leading to mass starvation, many deaths, economic chaos, and social disruption, is called
Antworten
-
hunger
-
chronic undernutrition
-
famine
-
food security
Frage 27
Frage
Anemia may be the result of a deficiency in
Antworten
-
cobalt
-
iodine
-
iron
-
calcium
Frage 28
Frage
Approximately 26 million children each year suffer irreversible brain damage from lack of which of the following?
Antworten
-
cobalt
-
iodine
-
iron
-
calcium
Frage 29
Frage
The term overnutrition refers to
Antworten
-
when energy use is less than energy intake
-
eating unbalanced meals
-
eating poor quality foods
-
eating too much protein
Frage 30
Frage
Overnutrition and undernutrition both face all of the following health problems, except
Antworten
-
lower productivity
-
higher rates of malaria
-
lower life expectancy
-
greater susceptibility to disease
Frage 31
Frage
Today in America, four of the top ten causes of death are diseases related to diet including all of the following except
Antworten
-
down's syndrome
-
type 2 diabetes
-
some forms of cancer
-
stroke
Frage 32
Frage
The major goal of industrialized agriculture for any crop has been to steadily increase its
Antworten
-
tolerance to weeds
-
yield per unit of land
-
purity
-
aesthetic qualities
Frage 33
Frage
Which of the following soil horizons is considered topsoil?
Antworten
-
O
-
A
-
B
-
C
Frage 34
Frage
Irrigating crops creates a number of problems. Which of the following is not one of those problems?
Antworten
-
boosts productivity on farms
-
salinization
-
depletes groundwater
-
waterlogging
Frage 35
Frage
What is the largest cause of soil erosion?
Antworten
-
moving water
-
still water
-
wind
-
sink holes
Frage 36
Frage
When the productive potential of soil, especially on arid or semiarid land, falls by 10% or more because of prolonged drought and human activities, it is called
Antworten
-
salinization
-
desertification
-
soil erosion
-
overgrazing
Frage 37
Frage
Repeated irrigation in dry climates leads to accumulation of salts in the upper layers of the soil, a process called
Antworten
-
salinization
-
soil erosion
-
desertification
-
waterlogging
Frage 38
Frage
Genetically modified crops and foods have all of the following advantages, except
Antworten
-
needs less fertilizer
-
needs less water
-
increases yields
-
grows faster
Frage 39
Frage
Four of the following are advantages of using aquaculture to produce fish; one is a disadvantage. Choose the disadvantage.
Antworten
-
high yield in small volume of water
-
uses grain for feed for some species
-
low fuel use
-
high profits
Frage 40
Frage
One of the most important characteristics of a pesticide is how long it will stay deadly in the environment, a characteristic called
Antworten
-
lethal dose
-
persistence
-
impact
-
usefulness
Frage 41
Frage
All of the following are alternatives to using pesticides, except
Antworten
-
rotating crops planted in a field each year
-
provide homes for pest enemies
-
freeze the pests
-
bring in natural enemies
Frage 42
Frage
The best way to maintain soil fertility is through
Antworten
-
applying animal manure
-
applying commercial inorganic fertilizer
-
soil conservation
-
using low till planting
Frage 43
Frage
It is more energetically efficient for us to eat more ________________
Antworten
-
plant-based foods
-
herbivorous animals like cattle and chicken
-
food grown using IPM methods
-
GM foods
Frage 44
Frage
Carcinogens may be difficult to identify because
Antworten
-
they are rare in nature
-
there is no way to measure the carcinogen potential of a substance
-
they are the least common toxicants
-
there is a long time lag between exposure to the agent and disease
Frage 45
Frage
Rachel Caron’s book Silent Spring focuses primarily on the environmental problems associated with
Antworten
-
deforestation
-
overpopulation
-
pesticide toxicity
-
loss of biodiversity
Frage 46
Frage
If GMO crops can decrease pesticide use, why are environmentalists still concerned about them?
Antworten
-
the government funds most GMO crop research
-
Trials involving biotech crops have increased dramatically in recent years
-
The FDA does not regulate them
-
Inserted genes can spread to nontarget species
Frage 47
Frage
The worldwise drop in sperm counts among men has been attributed to
Antworten
-
endocrine disruptors
-
DDT
-
teratogens
-
radon
Frage 48
Frage
Synergistic effects of toxicants
Antworten
-
re not numerous in the natural environment
-
are greater than the sum of the effects of the components
-
have effects of individual toxicants that tend to cancel one another out
-
lways involve synthetic toxicants
Frage 49
Frage
What are the properties of toxicants that are likely to build up in animals through bioaccumulation?
Antworten
-
they are gases that readily carried by pesticide drift
-
they are non biodegradable and fat-soluble
-
hey are carcinogenic and mutagenic
-
they are biodgreadable and water soluble
Frage 50
Frage
Mercury is not readily excreted; it is stored in mammalian body tissues. This is best described as
Antworten
-
toxification
-
synergism
-
distillation
-
bioaccumulation
Möchten Sie mit GoConqr kostenlos Ihre eigenen Quiz erstellen? eigenen Mehr erfahren.