Question 1

What is the main importance of the Ogallala aquifer?

Accepted Answer

A)  It feeds springs for the largest trout farms in the world. 
B)  It is an important source of irrigation water. 
C)  It is an important source of coal and hydroelectric power. 
D)  Radioactive waste has been buried along the eastern side and is leaking. 
A)  It feeds springs for the largest trout farms in the world. 
B)  It is an important source of irrigation water. 
C)  It is an important source of coal and hydroelectric power. 
D)  Radioactive waste has been buried along the eastern side and is leaking.

Question 2

Which of the following can be caused by overpumping of groundwater?

Accepted Answer

A)  land subsidence 
B)  a change in the flow direction 
C)  the destruction of an aquifer 
D)  All of these can be caused by overpumping. 
A)  land subsidence 
B)  a change in the flow direction 
C)  the destruction of an aquifer 
D)  All of these can be caused by overpumping.

Question 3

This map shows contours of the water table, the location of four factories (labeled A, B, C, and D), and contaminated (x)and uncontaminated wells (-).Which factory contaminated the groundwater?

Accepted Answer

A)  factory A 
B)  factory B 
C)  factory C 
D)  factory D 
A)  factory A 
B)  factory B 
C)  factory C 
D)  factory D

Question 4

The area shown on this cross section will experience subsidence from groundwater withdrawal.Which of the following statements is likely to be true about the subsidence?

Accepted Answer

A)  The amount of subsidence will be constant across the area. 
B)  The aquifer will regain its porosity once the water is replaced. 
C)  The subsidence can be reversed (undone)by pumping in saltwater. 
D)  None of these. 
A)  The amount of subsidence will be constant across the area. 
B)  The aquifer will regain its porosity once the water is replaced. 
C)  The subsidence can be reversed (undone)by pumping in saltwater. 
D)  None of these.

Question 5

Approximately what percentage of precipitation that falls on the continents runs off the surface via rivers/streams?

Accepted Answer

A)  one-tenth 
B)  one-third 
C)  two-thirds 
D)  nine-tenths 
A)  one-tenth 
B)  one-third 
C)  two-thirds 
D)  nine-tenths

Question 6

Which of the following is true about how a lake can relate to the water table?

Accepted Answer

A)  A lake that is above the water table may lose water to groundwater. 
B)  The water table intersects, or is higher than, the surface in many lakes. 
C)  A lake can gain water if it is lower than the water table in areas adjacent to the lake. 
D)  All of these. 
A)  A lake that is above the water table may lose water to groundwater. 
B)  The water table intersects, or is higher than, the surface in many lakes. 
C)  A lake can gain water if it is lower than the water table in areas adjacent to the lake. 
D)  All of these.

Question 7

Which of the following would NOT be a preferred characteristic of a good aquifer?

Accepted Answer

A)  high permeability 
B)  high porosity 
C)  unsaturated pores 
D)  All of these. 
A)  high permeability 
B)  high porosity 
C)  unsaturated pores 
D)  All of these.

Question 8

Each number on this figure refers to a location with groundwater in a subsurface material that is consistent in character across the entire figure.Of these locations, which one would have groundwater flowing to the left?

Accepted Answer

A)  1 
B)  2 
C)  3 
D)  4 
E)  5 
A)  1 
B)  2 
C)  3 
D)  4 
E)  5

Question 9

Precipitation is measured by all of the following except

Accepted Answer

A)  snow pillows. 
B)  rain gauges. 
C)  radar. 
D)  ASOS. 
E)  barometers. 
A)  snow pillows. 
B)  rain gauges. 
C)  radar. 
D)  ASOS. 
E)  barometers.

Question 10

In which of these settings would a river or lake lose water to groundwater?

Accepted Answer

A)  where the water table adjacent to the river is higher than the river 
B)  where a lake is directly underlain by an impermeable layer 
C)  where a river flows across an area where the water table is far beneath the surface 
D)  None of these. 
A)  where the water table adjacent to the river is higher than the river 
B)  where a lake is directly underlain by an impermeable layer 
C)  where a river flows across an area where the water table is far beneath the surface 
D)  None of these.

Question 11

Which of the following units cannot be used to measure the volume of water?

Accepted Answer

A)  gallon 
B)  cubic meter 
C)  acre 
D)  liter 
A)  gallon 
B)  cubic meter 
C)  acre 
D)  liter

Question 12

This diagram shows a place underlain by uniform materials.What is the approximate average gradient (slope)of the water table in this location? The vertical exaggeration on this diagram is 10x.

Accepted Answer

A)  less than 20 m/km 
B)  20 m/km 
C)  100 m/km 
D)  200 m/km 
A)  less than 20 m/km 
B)  20 m/km 
C)  100 m/km 
D)  200 m/km

Question 13

Which of the following is true about how contamination moves in groundwater?

Accepted Answer

A)  Contamination moves up the slope of groundwater. 
B)  Contamination moves opposite to the direction of groundwater flow. 
C)  Contamination introduced into the ground does not move. 
D)  Contamination spreads out as it moves, forming a widening plume. 
A)  Contamination moves up the slope of groundwater. 
B)  Contamination moves opposite to the direction of groundwater flow. 
C)  Contamination introduced into the ground does not move. 
D)  Contamination spreads out as it moves, forming a widening plume.

Question 14

Which of these numbered features contains most of Earth's water?

Accepted Answer

A)  1-oceans 
B)  2-atmosphere 
C)  3-glaciers and ice sheets 
D)  4-groundwater 
E)  5-lakes 
A)  1-oceans 
B)  2-atmosphere 
C)  3-glaciers and ice sheets 
D)  4-groundwater 
E)  5-lakes

Question 15

Which of the following events is most like the formation of a cloud?

Accepted Answer

A)  water running off a roof 
B)  water forming on a cold object on a hot, humid summer day 
C)  water entering the air from the leaves of growing plants 
D)  water moving downward into the soil after a summer rain storm 
A)  water running off a roof 
B)  water forming on a cold object on a hot, humid summer day 
C)  water entering the air from the leaves of growing plants 
D)  water moving downward into the soil after a summer rain storm

Question 16

What is a possible consequence of overpumping of groundwater?

Accepted Answer

A)  inflation of the aquifer due to an increase in porosity 
B)  flooding due to rising groundwater levels 
C)  along the coast, pulling saltwater into wells that were previously fresh 
D)  All of these. 
A)  inflation of the aquifer due to an increase in porosity 
B)  flooding due to rising groundwater levels 
C)  along the coast, pulling saltwater into wells that were previously fresh 
D)  All of these.

Question 17

Which of the following energy sources drives the hydrologic cycle?

Accepted Answer

A)  internal heat energy 
B)  river flow 
C)  wind energy 
D)  solar energy 
E)  gravity 
A)  internal heat energy 
B)  river flow 
C)  wind energy 
D)  solar energy 
E)  gravity

Question 18

Each number on this figure refers to a location with groundwater in a subsurface material that is consistent in character across the entire figure.Of these locations, which would likely have the fastest groundwater flow?

Accepted Answer

A)  1 
B)  2 
C)  3 
D)  4 
E)  5 
A)  1 
B)  2 
C)  3 
D)  4 
E)  5

Question 19

Each number on this figure refers to a location with groundwater in a subsurface material that is consistent in character across the entire figure.Of these locations, which would likely have the slowest groundwater flow?

Accepted Answer

A)  1 and 2 
B)  2 and 3 
C)  3 and 4 
D)  4 and 5 
E)  1 and 5 
A)  1 and 2 
B)  2 and 3 
C)  3 and 4 
D)  4 and 5 
E)  1 and 5

Question 20

Of the following choices, the best indicator of drought is

Accepted Answer

A)  soil-water use. 
B)  soil-water recharge. 
C)  height of the saturated zone. 
D)  deficit. 
A)  soil-water use. 
B)  soil-water recharge. 
C)  height of the saturated zone. 
D)  deficit.

What is the main importance of the Ogallala aquifer?

Which of the following can be caused by overpumping of groundwater?

This map shows contours of the water table, the location of four factories (labeled A, B, C, and D), and contaminated (x)and uncontaminated wells (-).Which factory contaminated the groundwater?

The area shown on this cross section will experience subsidence from groundwater withdrawal.Which of the following statements is likely to be true about the subsidence?

Approximately what percentage of precipitation that falls on the continents runs off the surface via rivers/streams?

Which of the following is true about how a lake can relate to the water table?

Which of the following would NOT be a preferred characteristic of a good aquifer?

Each number on this figure refers to a location with groundwater in a subsurface material that is consistent in character across the entire figure.Of these locations, which one would have groundwater flowing to the left?

Precipitation is measured by all of the following except

In which of these settings would a river or lake lose water to groundwater?

Which of the following units cannot be used to measure the volume of water?

This diagram shows a place underlain by uniform materials.What is the approximate average gradient (slope)of the water table in this location? The vertical exaggeration on this diagram is 10x.

Which of the following is true about how contamination moves in groundwater?

Which of these numbered features contains most of Earth's water?

Which of the following events is most like the formation of a cloud?

What is a possible consequence of overpumping of groundwater?

Which of the following energy sources drives the hydrologic cycle?

Each number on this figure refers to a location with groundwater in a subsurface material that is consistent in character across the entire figure.Of these locations, which would likely have the fastest groundwater flow?

Each number on this figure refers to a location with groundwater in a subsurface material that is consistent in character across the entire figure.Of these locations, which would likely have the slowest groundwater flow?

Of the following choices, the best indicator of drought is

The Nature of Physical Geography

Energy and Matter in the Atmosphere

Atmospheric Motion

Atmospheric Moisture

Weather Systems and Severe Weather

Atmosphere - Ocean - Crysophere Interactions

Climates Around the World

Understanding Landscapes

Plate Tectonics and Regional Features

Volcanoes, Deformation, and Earthquakes

Weathering and Mass Wasting

Streams and Flooding

Glaciers and Glacial Landforms

Coasts and Changing Sea Levels

Soils

Ecosystems and Biogeochemical Cycles

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Exam 8: Water Resources

What is the main importance of the Ogallala aquifer?

Which of the following can be caused by overpumping of groundwater?

This map shows contours of the water table, the location of four factories (labeled A, B, C, and D), and contaminated (x)and uncontaminated wells (-).Which factory contaminated the groundwater?

The area shown on this cross section will experience subsidence from groundwater withdrawal.Which of the following statements is likely to be true about the subsidence?

Approximately what percentage of precipitation that falls on the continents runs off the surface via rivers/streams?

Which of the following is true about how a lake can relate to the water table?

Which of the following would NOT be a preferred characteristic of a good aquifer?

Each number on this figure refers to a location with groundwater in a subsurface material that is consistent in character across the entire figure.Of these locations, which one would have groundwater flowing to the left?

Precipitation is measured by all of the following except

In which of these settings would a river or lake lose water to groundwater?

Which of the following units cannot be used to measure the volume of water?

This diagram shows a place underlain by uniform materials.What is the approximate average gradient (slope)of the water table in this location? The vertical exaggeration on this diagram is 10x.

Which of the following is true about how contamination moves in groundwater?

Which of these numbered features contains most of Earth's water?

Which of the following events is most like the formation of a cloud?

What is a possible consequence of overpumping of groundwater?

Which of the following energy sources drives the hydrologic cycle?

Each number on this figure refers to a location with groundwater in a subsurface material that is consistent in character across the entire figure.Of these locations, which would likely have the fastest groundwater flow?

Each number on this figure refers to a location with groundwater in a subsurface material that is consistent in character across the entire figure.Of these locations, which would likely have the slowest groundwater flow?

Of the following choices, the best indicator of drought is

The Nature of Physical Geography

Energy and Matter in the Atmosphere

Atmospheric Motion

Atmospheric Moisture

Weather Systems and Severe Weather

Atmosphere - Ocean - Crysophere Interactions

Climates Around the World

Understanding Landscapes

Plate Tectonics and Regional Features

Volcanoes, Deformation, and Earthquakes

Weathering and Mass Wasting

Streams and Flooding

Glaciers and Glacial Landforms

Coasts and Changing Sea Levels

Soils

Ecosystems and Biogeochemical Cycles

Biomes

Filters