Unit Test

Question 1

Why are carbon dioxide concentrations expected to increase?a.Carbon dioxide concentrations are expected to increase, because fossil fuel burning is expected to increase.b.Carbon dioxide concentrations are expected to increase, because of an increase in agriculture.c.Carbon dioxide concentrations are expected to increase, because more land will have to be cleared for increasing populations and agricultural use.d.All of the above

Revolt · Accepted Answer

D: D

Question 2

Which of the following is not a direct consequence of groundwater use?a.reduced water storageb.increased surface water levelsc.reduced river flowd.decreased spring discharge

Question 3

Energy sustainability can best be achieved by using ______.a.nonrenewable energy sourcesb.renewable energy sourcesc.carbon sequestrationd.recycled plastics

Revolt · Accepted Answer

B: B

Question 4

Building green can help conserve natural resources and reduce carbon dioxide emissions.

Question 5

How
is the world population projected to change in the next few decades?a.It is projected
to level off.b.It is projected to decrease steadily.c.It is projected
to increase steadily.d.It is projected to double within 5
years.

Revolt · Accepted Answer

C: C

Question 6

Which of the following is not a way in which carbon sequestration can benefit soil?a.decreased erosionb.increased water qualityc.increased water storaged.increased soil quality

Question 7

Which of the following energy sources is expected to have the least growth in the next 20 years?a.hydroelectricityb.coalc.natural gasd.nonhydro renewables

Revolt · Accepted Answer

A: A

Question 8

Which of the following is the most likely cause for future water shortages?a.global warmingb.increased agriculturec.water pollutiond.erosion

Revolt · Accepted Answer

C: C

Question 9

Which of the following is not a way in which carbon sequestration can benefit soil?a.decreased erosionb.increased water qualityc.increased water storaged.increased soil quality

Revolt · Accepted Answer

C: C

Question 10

Increases in the world’s population will require an increase in sustainable
practices.

Revolt · Accepted Answer

T: T

Unit Test Answers

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