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Unit 5 Exam Review, 2nd Semester
Test Description: Exam for Earth science
Instructions: Answer all questions to get your test result.
1) What is the most common use of water in the United States?
A
power plants
B
agriculture
C
domestic use
D
industry
2) A conservation easement would be best suited to offset which of the following threats to biodiversity?
A
exotic species
B
habitat degradation
C
overharvesting
D
habitat loss
3) Where does water that seeps into the ground collect?
A
a watershed
B
bedrock
C
a divide
D
an aquifer
4) Which of the following would reduce water tables?
A
overpopulation
B
water pollution
C
flood
D
snowmelt
5) Which of the following stresses would most likely cause an ecosystem to respond by succession?
A
water pollution
B
air pollution
C
urbanization
D
wildfire
6) Cutting down vast tracts of rain forest may result in which of the following effects on the environment?
A
decrease in flooding
B
loss of biodiversity
C
decrease in flooding
D
stabilization of the soil
7) How is human activity impacting biodiversity?
A
Human activity has no impact on biodiversity.
B
Human activity is causing biodiversity to decrease.
C
Human activity has been, on the whole, preserving biodiversity.
D
It is impossible to tell what the impact is.
8) Why is the sun considered a renewable resource?
A
The sun’s energy doesn’t decrease significantly over time.
B
The sun makes its own fuel.
C
The sun is so far away, we can’t use it all up.
D
The sun is needed for life on earth.
9) How are natural resources classified?
A
as good for the environment or bad for the environment
B
as readily available or not
C
as naturally occurring or manufactured
D
as renewable or nonrenewable
10) What is true of the supply of petroleum on the earth today?
A
It is being replenished at a rapid rate.
B
It is in constant supply.
C
It is in limited supply.
D
It forms as quickly as we can use it.
*select an answer for all questions
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