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WorksheetsAg Environmental Science WebXam Review #3
Total questions: 50
Worksheet time: 43mins
Which will occur if humans continue to overload water systems with excess nutrients?
A. chemosynthesis
B. eutrophication
C. nitrification
D. photosynthesis
Which is the best example of a point source pollution?
A. runoff from fields
B. pesticides sprayed into the air
C. oil spill from a boat in the Atlantic Ocean
D. smoke from multiple industries in a large city
The Environmental Protection Agency was assigned with which task?
setting standards and governing the cleanliness of water used by Americans
setting standards and governing the highways and interstates in the United States
setting standards and governing the use of national parks and monuments in the United States
setting standards and governing the civil and commercial air transportation in the United States.
Which human activity has the most negative impact on water quality?
washing clothes
recreational boating
flushing toilets
agriculture
Which is the most important reason for maintaining clean water?
Goods cannot be transported easily without water
Energy cannot be generated without water
People cannot maintain proper hygiene without water
Organisms cannot live and grow without water
Which best describes the relationship between temperature and dissolved oxygen in a lake?
As temperature increases, dissolved oxygen increases
As temperature increases, dissolved oxygen decreases
As temperature decreases, dissolved oxygen decreases
A change in temperature has no effect on dissolved oxygen
What percent of the earth's freshwater is available for drinking?
1%
3%
27%
68%
"Criteria to be considered an air pollutant" was established by which federal agency?
Environmental Protection Agency (EPA)
Department of the Interior (DI)
Center for Disease Control (CDC)
United Nations (UN)
Which of the following is the most common source of carbon monoxide (CO):
vehicle emissions
swamp gases
industrial sources
solar panels
Which of the following are considered "Good Ozone" (Select the TWO that apply)
Tropospheric ozone
Stratospheric ozone
The ozone layer that is higher in our Earth's atmosphere that protects us from solar radiation
The ozone layer that is at the Earth's surface that creates unique weather events like temperature inversions
The ozone layer that is at the Earth's surface that creates smog
You can find the AQI on your iPhones / androids weather app... What is AQI?
Air Quality Index - determines the amount of pollutants in your immediate area to see if there are any health risks
Average Quality Independent - determines the amount of pollutants in your immediate area to see if there are any health risks
Air Quality Intervention - determines what color the sunset will be
An AQI of 41 falls into the green category and means...
Safe for all
Unsafe for people in sensitive groups
Unhealthy for all people to spend a lot of time outside
Hazardous for anyone to be outside
Which gas emission from cars causes the formation of acid rain and photochemical smog?
carbon dioxide
nitrogen oxide
oxygen
ozone
A type of pollution found both indoors and outdoors, which includes pollen, dander, soot, carbon, and dust.
Water droplets
Allergens
Particulate matter
Combustibles
Which of the following government agencies is responsible for the Clean Air Act?
the USGS
the USDA
the EPA
the USDOJ
What is the major cause for noise & air pollution?
deforestation
oil spills
transportation
factories
One group of students read a reading passage in silence and one group of students read the passage with the TV on in the background. They both took a comprehension test to see what they understood from the passage and the results were compared. Identify the dependent variable.
reading in silence or with the TV on
results of reading comprehension test
There isn't one.
Which variable is what changes because of what you manipulated in the experiment?
Independent
Dependent
Constant
Control
Disease is any departure from health, a particular destructive process in an organ or organism with a specific cause and signs
True
False
Disease agents can be
Physical
Chemical
Biological
All of the Above
Stresses are factors that interfere with normal processes. What factors are considered stresses?
Viruses
Bacteria
Fungi
Environmental Conditions
What is a harmful microorganism that is infectious and causes disease?
Pathogen
Host
Microorganism
Zoonotic
What is a carrier that transmits an infective agent from one host to another called?
Host
Vector
Microorganism
Bacteria
What are the 3 leading states in egg production
Nebraska
Iowa
Ohio
Pennsylvania
What percent of insect pollination are bees responsible for?
50
60
70
80
The humane care and treatment of animals by providing adequate housing, sanitation, nutrition, water, and veterinary care is called:
Animal welfare
Animal rights
Pet ownership
Livestock ownership
________ animal care and management will result in healthier, more productive animals, reduced medical expenses, and increased profitability
Proper
Inadequate
Poor
Producers should strive to _________ an animal’s ability to grow, reproduce, and maintain adequate health.
maximize
minimize
delay
Match the following
Antigen
Substance that stimulates the immune system and causes antibody production
Antibody
A “protection protein” produced by the body in response to a disease causing organism or vaccine
Adjuvant
An immunological agent that enhances the immune response to a vaccine
Vaccine
Stimulates antibody production against the pathogen but is incapable of causing severe infection
'listening to and understanding workplace information' is an example of which employability skill?
Teamwork
Communication
Learning
Problem Solving
'working with diverse individuals and groups' is an example of which employability skill?
Teamwork
Communication
Technology
Self Management
'managing own time and priorities' is an example of which employability skill?
Self Management
Planning & Organising
Initiative & Enterprise
Problem Solving
'identifying risk factors and taking action to minimise risk' is an example of which employability skill?
Planning & Organising
Self Management
Technology
Teamwork
Communication can be shown by:
speaking clearly and directly
identify the strengths of team members
develop creative and innovative solutions
reflect on your own performance
Being on time every day means to be
initiative
honesty
punctual
Loyal
