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Environment Review
Test Description: 8th Grade Standard Science review for the second test on the Cheseapeake Bay.
Instructions: Answer all questions to get your test result.
1) What is an estuary?
A
Brackish water.
B
An area where freshwater and saltwater meet and mix.
C
Land that separates rivers.
D
Land that resides in the Chesapeake Bay
2) Number of endangered species in the United States has________.
A
Grown exponentially
B
Decreased
C
Increased
D
Not changed
3) Why has the number of endangered species increased?
A
Pollution
B
Poaching
C
Habitat destruction
D
Farming
4) What fossil fuel is used the most in the U.S to produce electricity?
A
Natural gas
B
Oil
C
All fossil fuels
D
Coal
5) What cause is changing the Earth's temperature the most?
A
Pollution
B
Global Warming
C
Greenhouse gases
D
Landfills
6) Which of the items can be recycled?
A
Clothes
B
Rubber
C
Paper
D
Food
7) Which is the best definiton of a nonrenewable resource?
A
Coal, oil and natural gas
B
A resource that can be used again
C
A resource that cannot be replaced in a useful amount of time
D
A natural resource
8) Which is not an environmental impact from mining coal?
A
Mining is messy
B
Disposal of the waste
C
Canary's are killed
D
Workers can be harmed
9) Which is the best definition of a natural resource?
A
A resource that can be replaced in your lifetime
B
A resource that cannot be replaced in your lifetime
C
Something that comes from the environment that can be used by humans
D
Animals
10) Which of the following is not a advantage of using alternative energy sources?
A
Can sometimes be less expensive
B
Can sometimes be more expensive
C
Renewable
D
Better for the environment
*select an answer for all questions
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