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Human Impact Review
Test Description: Human Impact on the Environment review questions for Earth Science semester 2 final exam.
Instructions: Answer all questions to get your test result.
1) The use of chemical fertilizers on farms ________.
A
BOTH helps farmers grow more food AND causes water pollution.
B
causes water pollution.
C
NEITHER helps farmers grow more food NOR causes water pollution.
D
helps farmers grow more food to feed a larger population.
2) 2. When fossil fuels such as gas, oil, and coal are burned, ____ is released into the atmosphere.
A
Chlorofluorocarbon
B
Oxygen
C
Sodium chloride
D
Carbon dioxide
3) If the ozone layer disappeared, we would be exposed to ______________ from the sun.
A
no ultraviolet radiation
B
higher levels of ultraviolet radiation
C
lower levels of ultraviolet radiation
D
the same amount of ultraviolet radiation
4) People can help protect the environment by _________.
A
ALL of these answers.
B
Throwing more things away in landfills instead of recycling.
C
Using public transportation, biking, or walking instead of driving.
D
Building more coal power plants.
5) Recycling can help the environment by reducing the impacts from _____.
A
ALL of these answers.
B
cutting down trees
C
manufacturing
D
mining
6) Farms cause a lot of water pollution by their use of ________.
A
pesticides and fertilizers
B
oil and coal
C
seeds
D
ALL of these answers
7) To help reduce water pollution when disposing of household chemicals such as paint and motor oil, you should __________.
A
take them to a hazardous waste drop-off site
B
pour them into a storm drain
C
pour them on the ground in a far-away place
D
pour them into the trash
8) Which of the following is NOT likely to be a result of global warming?
A
Better farming and living conditions everywhere
B
More droughts in some places
C
More hurricanes in some places
D
Rising sea levels flooding coastal areas
9) Chlorofluorocarbons harm the ozone layer by _______.
A
blocking ultraviolet radiation
B
creating ozone molecules
C
producing carbon dioxide
D
destroying ozone molecules
10) Why does the population explosion create a problem in regard to land use?
A
More people will need to use more land and reseources to meet their needs.
B
As the population shrinks, land and resources will be unused and wasted.
C
There will be too many people to physically fit on the continents.
D
With more people on it, the Earth will get too heavy to continue in its orbit around the Sun.
*select an answer for all questions
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