Question 1

Which of the following accurately describes annual groundwater withdrawal in the United States and Canada?

Accepted Answer

A) The percentage of withdrawals in the United States and Canada are about the same. 
B) Groundwater pumping is presently not exceeding water recharge rates. 
C) Withdrawals increased 150% between 1950 and 2000. 
D) The amount of withdrawal is equal to river discharges in the United States. 
E) Groundwater is a renewable resource,so rates of withdrawal hasn't been a concern. 
A) The percentage of withdrawals in the United States and Canada are about the same. 
B) Groundwater pumping is presently not exceeding water recharge rates. 
C) Withdrawals increased 150% between 1950 and 2000. 
D) The amount of withdrawal is equal to river discharges in the United States. 
E) Groundwater is a renewable resource,so rates of withdrawal hasn't been a concern.

Question 2

The permanent remove of water from the immediate water environment is known as

Accepted Answer

A) water withdrawal. 
B) nonconsumptive use. 
C) consumptive use. 
D) offstream. 
E) groundwater mining. 
A) water withdrawal. 
B) nonconsumptive use. 
C) consumptive use. 
D) offstream. 
E) groundwater mining.

Question 3

The hydrologic cycle model.Water travels endlessly through the hydrosphere,atmosphere,lithosphere,and biosphere.The triangles show global average values as percentages.Note that all evaporation (86% + 14% = 100%)equals all precipitation (78% + 22% = 100%)and that advection in the atmosphere is balanced by surface runoff,streamflow,and groundwater flow when all of Earth is considered.

What percentage of precipitation occurs over oceans?

Accepted Answer

A) 8 
B) 14 
C) 22 
D) 78 
E) 86 
A) 8 
B) 14 
C) 22 
D) 78 
E) 86

Question 4

Soil moisture tightly bound to each soil particle and unavailable for plant use is termed ____water.

Accepted Answer

A) capillary 
B) gravitational 
C) available 
D) hygroscopic 
E) wilting point water 
A) capillary 
B) gravitational 
C) available 
D) hygroscopic 
E) wilting point water

Question 5

Define the following: soil-moisture storage,hygroscopic water,wilting point,capillary water,field capacity,gravitational water,soil-moisture recharge,soil porosity,and soil permeability.

Accepted Answer

Soil moisture storage is the volume of w

Question 6

The water table and aquifers

If one were to map a vertical profile of an unconfined aquifer,which of the following is correct order from top to bottom?

Accepted Answer

A) zone of aeration- impermeable rock-water table-zone of saturation 
B) water table-zone of aeration-zone of saturation-impermeable rock 
C) zone of aeration-zone of saturation-water table-impermeable rock 
D) zone of saturation-water table-zone of aeration-impermeable rock 
E) zone of aeration-water table-zone of saturation-impermeable rock 
A) zone of aeration- impermeable rock-water table-zone of saturation 
B) water table-zone of aeration-zone of saturation-impermeable rock 
C) zone of aeration-zone of saturation-water table-impermeable rock 
D) zone of saturation-water table-zone of aeration-impermeable rock 
E) zone of aeration-water table-zone of saturation-impermeable rock

Question 7

The process that removes organic compounds,debris,and salinity from seawater,brackish water,and saline groundwater is known as

Accepted Answer

A) consumptive use. 
B) desalination. 
C) nonconsumptive use. 
D) instream use. 
E) fracking. 
A) consumptive use. 
B) desalination. 
C) nonconsumptive use. 
D) instream use. 
E) fracking.

Question 8

The spaces,or voids,between particles in a given volume of soil is called

Accepted Answer

A) porosity. 
B) wilting point. 
C) field capacity. 
D) available water. 
E) unavailable water. 
A) porosity. 
B) wilting point. 
C) field capacity. 
D) available water. 
E) unavailable water.

Question 9

The water in wetlands is

Accepted Answer

A) always freshwater. 
B) always saltwater. 
C) either freshwater or saltwater. 
D) too polluted to use as a water resource. 
E) brackish. 
A) always freshwater. 
B) always saltwater. 
C) either freshwater or saltwater. 
D) too polluted to use as a water resource. 
E) brackish.

Question 10

The High Plains Aquifer irrigates about ___of all U.S.cropland.

Accepted Answer

A) half 
B) two-thirds 
C) one-fifth 
D) a quarter 
E) three quarters 
A) half 
B) two-thirds 
C) one-fifth 
D) a quarter 
E) three quarters

Question 11

Water covers approximately ____of Earth's surface.

Accepted Answer

A) 50 percent 
B) 90 percent 
C) 25 percent 
D) 71 percent 
E) 10 percent 
A) 50 percent 
B) 90 percent 
C) 25 percent 
D) 71 percent 
E) 10 percent

Question 12

All of the following sources of pollution are point sources except

Accepted Answer

A) ships. 
B) factories. 
C) pipes. 
D) sewage treatment plants. 
E) agricultural runoff. 
A) ships. 
B) factories. 
C) pipes. 
D) sewage treatment plants. 
E) agricultural runoff.

Question 13

The subsurface area in which water percolates downward through less-than-saturated conditions is the

Accepted Answer

A) zone of saturation. 
B) gravitational zone. 
C) zone of aeration. 
D) base flow. 
E) soil-moisture zone. 
A) zone of saturation. 
B) gravitational zone. 
C) zone of aeration. 
D) base flow. 
E) soil-moisture zone.

Question 14

The downslope,unchannelized flow of water across the surface is known as

Accepted Answer

A) throughfall. 
B) overland flow. 
C) infiltration. 
D) stem flow. 
E) percolation. 
A) throughfall. 
B) overland flow. 
C) infiltration. 
D) stem flow. 
E) percolation.

Question 15

The downward trend in water consumption in the U.S.has been attributed to

Accepted Answer

A) decrease in overall population. 
B) rapid urbanization of the population. 
C) fewer water sources. 
D) dam removal. 
E) increased water prices. 
A) decrease in overall population. 
B) rapid urbanization of the population. 
C) fewer water sources. 
D) dam removal. 
E) increased water prices.

Question 16

The largest reservoir in the world by volume is

Accepted Answer

A) Lake Nasser. 
B) Lake Kariba. 
C) Lake Votka. 
D) Lake Guri. 
E) Manicougan Reservoir. 
A) Lake Nasser. 
B) Lake Kariba. 
C) Lake Votka. 
D) Lake Guri. 
E) Manicougan Reservoir.

Question 17

Sample water budgets for stations near Berkeley.

Berkeley,CA has the highest amount of precipitation during

Accepted Answer

A) the spring. 
B) the summer. 
C) the autumn. 
D) the winter. 
E) mid-March and mid-October. 
A) the spring. 
B) the summer. 
C) the autumn. 
D) the winter. 
E) mid-March and mid-October.

Question 18

Water scarcity conditions exist when people have less than _____of water per person per year.

Accepted Answer

A) 2000 m2 
B) 2500 m2 
C) 1700 m2 
D) 3000 m2 
E) 1000 m2 
A) 2000 m2 
B) 2500 m2 
C) 1700 m2 
D) 3000 m2 
E) 1000 m2

Question 19

Which country is the world's leading hydropower producer?

Accepted Answer

A) China 
B) United States 
C) Brazil 
D) Germany 
E) Russia 
A) China 
B) United States 
C) Brazil 
D) Germany 
E) Russia

Question 20

The main source of groundwater is

Accepted Answer

A) hygroscopic water in the soil. 
B) surface water where it intersects the zone of recharge. 
C) precipitation that percolates downward as gravitational water. 
D) the zone of aeration above the water table. 
E) outgassing from deep within Earth's interior. 
A) hygroscopic water in the soil. 
B) surface water where it intersects the zone of recharge. 
C) precipitation that percolates downward as gravitational water. 
D) the zone of aeration above the water table. 
E) outgassing from deep within Earth's interior.

Which of the following accurately describes annual groundwater withdrawal in the United States and Canada?

The permanent remove of water from the immediate water environment is known as

Soil moisture tightly bound to each soil particle and unavailable for plant use is termed ____water.

Define the following: soil-moisture storage,hygroscopic water,wilting point,capillary water,field capacity,gravitational water,soil-moisture recharge,soil porosity,and soil permeability.

The water table and aquifers If one were to map a vertical profile of an unconfined aquifer,which of the following is correct order from top to bottom?

The process that removes organic compounds,debris,and salinity from seawater,brackish water,and saline groundwater is known as

The spaces,or voids,between particles in a given volume of soil is called

The water in wetlands is

The High Plains Aquifer irrigates about ___of all U.S.cropland.

Water covers approximately ____of Earth's surface.

All of the following sources of pollution are point sources except

The subsurface area in which water percolates downward through less-than-saturated conditions is the

The downslope,unchannelized flow of water across the surface is known as

The downward trend in water consumption in the U.S.has been attributed to

The largest reservoir in the world by volume is

Sample water budgets for stations near Berkeley. Berkeley,CA has the highest amount of precipitation during

Water scarcity conditions exist when people have less than _____of water per person per year.

Which country is the world's leading hydropower producer?

The main source of groundwater is

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Exam 8: Water Resources

Which of the following accurately describes annual groundwater withdrawal in the United States and Canada?

The permanent remove of water from the immediate water environment is known as

Soil moisture tightly bound to each soil particle and unavailable for plant use is termed ____water.

Define the following: soil-moisture storage,hygroscopic water,wilting point,capillary water,field capacity,gravitational water,soil-moisture recharge,soil porosity,and soil permeability.

The water table and aquifers If one were to map a vertical profile of an unconfined aquifer,which of the following is correct order from top to bottom?

The process that removes organic compounds,debris,and salinity from seawater,brackish water,and saline groundwater is known as

The spaces,or voids,between particles in a given volume of soil is called

The water in wetlands is

The High Plains Aquifer irrigates about ___of all U.S.cropland.

Water covers approximately ____of Earth's surface.

All of the following sources of pollution are point sources except

The subsurface area in which water percolates downward through less-than-saturated conditions is the

The downslope,unchannelized flow of water across the surface is known as

The downward trend in water consumption in the U.S.has been attributed to

The largest reservoir in the world by volume is

Sample water budgets for stations near Berkeley. Berkeley,CA has the highest amount of precipitation during

Water scarcity conditions exist when people have less than _____of water per person per year.

Which country is the world's leading hydropower producer?

The main source of groundwater is

Essentials of Geography

Solar Energy to Earth and the Seasons

Earth’s Atmosphere

Atmospheric Energy and Global Temperatures

Atmospheric and Oceanic Circulations

Water and Atmospheric Moisture

Weather

Earth’s Climatic Regions

Climate Change

The Dynamic Planet

Tectonics, Earthquakes, and Volcanism

Weathering, Karst Landscapes, and Mass Movement

River Systems

Aeolian Processes and Arid Landscapes

Oceans and Coastal Systems

Glacial Landscapes and the Cryosphere

The Geography of Soils

Ecosystem Essentials

Terrestrial Biomes

Filters