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