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Multiple Choice Quiz
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1

Which of the following are renewable resources?
A)diamonds and gold
B)oil and natural gas
C)solar energy
D)virgin forests
2

The consumption of mineral and energy resources has decreased in modern times.
A)True
B)False
3

The need of a population for resources and the amount of pollution it produces is independent of it size.
A)True
B)False
4

Which of the following is TRUE of pollution?
A)Pollution is often caused by human activities.
B)Pollution is a side effect of resource consumption.
C)Pollution is any alteration of the environment in an undesirable way.
D)The amount of pollution increases as the population size increases.
E)All of the above are true of pollution.
5

Approximately how much of the world’s population lives within 60 miles of a coastline?
A)50%
B)70%
C)10%
D)40%
E)5%
6

Beaches are attractive places to live; however, bringing the population close to the water's edge poses several problems. Which of the following are caused by people living near the coastline?
A)beach erosion
B)loss of coastal wetlands and salt water marshes
C)loss of habitat for marine organisms
D)All of the above are problems caused by people living near the coastline.
7

Dams, seawalls, and groins are effective means to control coastal erosion.
A)True
B)False
8

Which of the following processes lead to desertification of land in semi-arid areas?
A)excessive irrigation
B)intense fertilization
C)overgrazing
D)property development
9

People have begun to settle in the rain forests. In what way has this been beneficial?
A)lands have been cleared for logging and farming.
B)loss of biodiversity.
C)loss of soil fertility.
D)There have been no benefits to settling in the rain forest.
10

Most of the Earth's water is found in________.
A)groundwater
B)ice caps, ice sheets, and glaciers
C)lakes and rivers
D)oceans
11

Agriculture poses the greatest threat to our fresh water supply.
A)True
B)False
12

Saltwater intrusion is the________.
A)mixing of saltwater and freshwater in aquifers
B)mixing of surface saltwater and freshwater in rivers joining the oceans
C)process of purifying saltwater for drinking and agriculture
D)runoff of saltwater from irrigation systems
13

Which of the following is the best solution to the shortage of water facing much of the world?
A)building dams.
B)improving agricultural use of water.
C)pumping of deep aquifers.
D)purifying salt water.
14

The settling of soil as it dries is called _________.
A)sinkholes
B)subsidence
C)aquifers
D)evaporation
E)irrigation
15

Which of the following methods are effective for conserving water?
A)development of drought resistant plants.
B)instillation of drip irrigation systems.
C)treatment and use of waste water for irrigation.
D)All of these methods would be effective in conserving water.
16

Which of the following methods have allowed us to meet the increasing demand for food?
A)development of food substitutes.
B)increased fishing of the seas.
C)modernization of farming.
D)improved trapping and hunting.
17

Which of the following is NOT a cause of soil degredation?
A)planting the same crop every year.
B)salinization.
C)soil erosion.
D)soil loss due to wind.
E)use of fertilizer by farmers.
18

Which of the following could lead to another green revolution?
A)soil degredation.
B)overfishing.
C)generous irrigation.
D)genetic engineering.
E)use of herbicides.
19

Overfishing of one or two species of fish affects only those species of fish being harvested.
A)True
B)False
20

Which of the following would be a positive choice farmers could make with regard to their impact on the environment?
A)apply pesticides to reduce crop damage
B)increase irrigation to increase productivity
C)plant one or two genetic varieties of each crop
D)use biological pest control
21

Fertilizer runoff and human sewage can cause increased algae growth in lakes and rivers resulting in increased fish populations.
A)True
B)False
22

With improved technology and an increased fishing fleet, the harvest of fish in the last decade in the United States has ________.
A)declined significantly
B)increased more than in the last 50 years
C)increased due to the harvest of previously discarded fish
D)remained constant due to an increase in the available fish
23

Most of the world's energy comes from which of the following sources?
A)hydroelectric power.
B)nuclear power.
C)oil, natural gas and coal.
D)solar radiation.
24

Greenhouse gases get their name because they________.
A)are produced by plants
B)are above the average atmospheric temperature
C)hinder infrared heat from escaping
D)produce solar radiation
25

From 1850 to the present, monitoring stations recorded an increase of carbon dioxide measuring ______ ppm.
A)7
B)70
C)700
D)7000
E)10
26

Renewable energy sources include all of the following except _________.
A)235 uranium
B)geothermal energy
C)hydropower
D)wind power
27

Worldwide hydropower generates approximately _______ % of all electricity.
A)less than 10
B)19
C)75
D)98
28

Which of the following are potential benefits to using hydrogen as a source of fuel?
A)clean burning
B)lessen dependence on fossil fuels
C)serves as power for vehicles
D)All of the above are potential benefits.
29

Heavy metals are dangerous to humans because they _______.
A)are found in large quantities in the oceans
B)discolor teeth and weaken bones
C)enter waste water through urine
D)inhibit enzyme activity
30

Superfund monies are available for the Environmental Protection Agency to oversee the ________
A)cleanup of hazardous waste disposal sites in the United States.
B)development of new synthetic fuels.
C)proper disposal of synthetic organic compounds.
D)restoration of strip mining sites.
31

Biological magnification of industrial wastes occurs when _______
A)fish and other aquatic organism feed directly on the waste of other animals.
B)industrial wastes are concentrated as they move up the food chain.
C)they are decomposed by both bacteria and algae.
D)vegetation surrounding rives and lakes prevents the wastes from entering the water.
32

Which of the following would be a logical step toward becoming a sustainable society?
A)focus more research on developing cleaner uses of fossil fuels.
B)increase mining of metals as potential sources of fuel.
C)maximize the use of renewable energy sources.
D)utilize natural ecosystems for single family homes.
33

The Gross National Product is an indicator of economic well-being. A similar ecological indicator would include which of the following factors?
A)aesthetic value
B)cultural value
C)value to LCDs
D)only A and B
34

What percentage of coral reefs have already been destroyed?
A)10%
B)25%
C)60%
D)100%
35

Humans have introduced alien species into the environment in all these ways except:
A)genetic engineering
B)human colonization of new areas
C)horticulture and agriculture
D)accidental transport
36

Islands are not particularly susceptible to the introduction of alien species.
A)True
B)False
37

Introduction of alien species usually means a beneficial contribution to local food webs.
A)True
B)False





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