Question 1

Which of these septic tanks is most likely to spread contaminated groundwater far away from the septic tank,and why?

Accepted Answer

A) the left septic tank because it is higher in elevation 
B) the right septic tank because it is lower in elevation 
C) the left septic tank because it is in sand 
D) the right septic tank because it is in limestone with caverns 
A) the left septic tank because it is higher in elevation 
B) the right septic tank because it is lower in elevation 
C) the left septic tank because it is in sand 
D) the right septic tank because it is in limestone with caverns

Question 2

Which sequence of rocks in the associated figures could result in a confined aquifer (L = low permeability and H = high permeability)?

Accepted Answer

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

Question 3

Which of the following is a correctly described part of the hydrologic cycle?

Accepted Answer

A) raindrops form through the process of evaporation 
B) precipitation refers to minerals coating sand grains with natural cement 
C) most groundwater forms when water on the surface infiltrates into the ground 
D) movement of water is restricted to rainfall and rivers 
E) none of these 
A) raindrops form through the process of evaporation 
B) precipitation refers to minerals coating sand grains with natural cement 
C) most groundwater forms when water on the surface infiltrates into the ground 
D) movement of water is restricted to rainfall and rivers 
E) none of these

Question 4

How would this stream interact with groundwater?

Accepted Answer

A) groundwater would flow sideways into the stream,adding water 
B) groundwater would flow upward,adding water to the stream 
C) the stream would lose water to the groundwater 
D) the groundwater and stream water would not interact 
A) groundwater would flow sideways into the stream,adding water 
B) groundwater would flow upward,adding water to the stream 
C) the stream would lose water to the groundwater 
D) the groundwater and stream water would not interact

Question 5

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 6

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 7

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 8

Which of the following is a common setting for a spring?

Accepted Answer

A) the water table intersects the surface 
B) a permeable rock overlies a less permeable one 
C) sedimentary rocks overlie crystalline rocks along an unconformity 
D) all of these 
E) none of these 
A) the water table intersects the surface 
B) a permeable rock overlies a less permeable one 
C) sedimentary rocks overlie crystalline rocks along an unconformity 
D) all of these 
E) none of these

Question 9

Which of the following is a feature that commonly forms where limestone has been dissolved?

Accepted Answer

A) sinkhole 
B) karst topography 
C) cave 
D) all of these 
A) sinkhole 
B) karst topography 
C) cave 
D) all of these

Question 10

Which of the following is NOT true about the water table?

Accepted Answer

A) the water table is right at the land surface in swamps 
B) the water table is generally horizontal 
C) the water table is above the land surface in lakes 
D) overpumping can change the slope of the water table 
A) the water table is right at the land surface in swamps 
B) the water table is generally horizontal 
C) the water table is above the land surface in lakes 
D) overpumping can change the slope of the water table

Question 11

Which of the following materials probably has the highest permeability?

Accepted Answer

A) highly fractured granite 
B) compacted clays with moderate porosity 
C) highly porous volcanic rock with holes that are isolated from one another 
D) granite with sparse fractures that are filled with insoluble material 
A) highly fractured granite 
B) compacted clays with moderate porosity 
C) highly porous volcanic rock with holes that are isolated from one another 
D) granite with sparse fractures that are filled with insoluble material

Question 12

Of these four lakes,which ones are above the water table?

Accepted Answer

A) 1 and 2 
B) 2 and 3 
C) 3 and 4 
D) 1 and 4 
E) none of these 
A) 1 and 2 
B) 2 and 3 
C) 3 and 4 
D) 1 and 4 
E) none of these

Question 13

Which of the following materials probably has the lowest porosity?

Accepted Answer

A) well sorted,fine-grained sediment 
B) well sorted,coarse-grained sediment 
C) unfractured granite 
D) sand with well-rounded grains 
A) well sorted,fine-grained sediment 
B) well sorted,coarse-grained sediment 
C) unfractured granite 
D) sand with well-rounded grains

Question 14

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

Accepted Answer

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

Question 15

What could happen if this well is overpumped?

Accepted Answer

A) it will run out of water and become a dry well 
B) it will yield more water over time 
C) the water table will drop,causing sand to flow into the well 
D) the bottom of the lens of fresh water will rise,causing the well to draw in salt water 
A) it will run out of water and become a dry well 
B) it will yield more water over time 
C) the water table will drop,causing sand to flow into the well 
D) the bottom of the lens of fresh water will rise,causing the well to draw in salt water

Question 16

Which source of drinking water is most likely to be pure and safe to drink?

Accepted Answer

A) spring water 
B) bottled spring water 
C) river water 
D) municipal water 
A) spring water 
B) bottled spring water 
C) river water 
D) municipal water

Question 17

Which of the following is occurring in the Snake River Plain of southern Idaho?

Accepted Answer

A) water from rivers soaks into the ground,causing the rivers to disappear (be lost) 
B) a large amount of water flows underground 
C) huge springs result where groundwater flows onto the surface 
D) all of these are occurring 
A) water from rivers soaks into the ground,causing the rivers to disappear (be lost) 
B) a large amount of water flows underground 
C) huge springs result where groundwater flows onto the surface 
D) all of these are occurring

Question 18

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 19

Which of the following are settings where surface water becomes groundwater?

Accepted Answer

A) a spring 
B) a river that is higher than the water table 
C) where an impermeable unit lies at the surface 
D) all of these 
E) none of these 
A) a spring 
B) a river that is higher than the water table 
C) where an impermeable unit lies at the surface 
D) all of these 
E) none of these

Question 20

Which of the following aquifers require a low permeability zone above it or below it?

Accepted Answer

A) artesian aquifer 
B) perched aquifer 
C) confined aquifer 
D) all of these 
A) artesian aquifer 
B) perched aquifer 
C) confined aquifer 
D) all of these

Which of these septic tanks is most likely to spread contaminated groundwater far away from the septic tank,and why?

Which sequence of rocks in the associated figures could result in a confined aquifer (L = low permeability and H = high permeability)?

Which of the following is a correctly described part of the hydrologic cycle?

How would this stream interact with 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?

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

Which of the following is a common setting for a spring?

Which of the following is a feature that commonly forms where limestone has been dissolved?

Which of the following is NOT true about the water table?

Which of the following materials probably has the highest permeability?

Of these four lakes,which ones are above the water table?

Which of the following materials probably has the lowest porosity?

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

What could happen if this well is overpumped?

Which source of drinking water is most likely to be pure and safe to drink?

Which of the following is occurring in the Snake River Plain of southern Idaho?

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

Which of the following are settings where surface water becomes groundwater?

Which of the following aquifers require a low permeability zone above it or below it?

The Nature of Geology

Investigating Geologic Questions

Plate Tectonics

Earth Materials

Igneous Environments

Volcanoes and Volcanic Hazards

Sedimentary Environments and Rocks

Deformation and Metamorphism

Geologic Time

The Seafloor and Continental Margins

Mountains, basins, and Continents

Earthquakes and Earths Interior

Climate, weather, and Their Influences on Geology

Glaciers, shorelines, and Changing Sea Levels

Weathering, soil, and Unstable Slopes

Streams and Flooding

Energy and Mineral Resources

Geology of the Solar System

Filters

Exam 17: Water Resources

Which of these septic tanks is most likely to spread contaminated groundwater far away from the septic tank,and why?

Which sequence of rocks in the associated figures could result in a confined aquifer (L = low permeability and H = high permeability)?

Which of the following is a correctly described part of the hydrologic cycle?

How would this stream interact with 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?

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

Which of the following is a common setting for a spring?

Which of the following is a feature that commonly forms where limestone has been dissolved?

Which of the following is NOT true about the water table?

Which of the following materials probably has the highest permeability?

Of these four lakes,which ones are above the water table?

Which of the following materials probably has the lowest porosity?

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

What could happen if this well is overpumped?

Which source of drinking water is most likely to be pure and safe to drink?

Which of the following is occurring in the Snake River Plain of southern Idaho?

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

Which of the following are settings where surface water becomes groundwater?

Which of the following aquifers require a low permeability zone above it or below it?

The Nature of Geology

Investigating Geologic Questions

Plate Tectonics

Earth Materials

Igneous Environments

Volcanoes and Volcanic Hazards

Sedimentary Environments and Rocks

Deformation and Metamorphism

Geologic Time

The Seafloor and Continental Margins

Mountains, basins, and Continents

Earthquakes and Earths Interior

Climate, weather, and Their Influences on Geology

Glaciers, shorelines, and Changing Sea Levels

Weathering, soil, and Unstable Slopes

Streams and Flooding

Energy and Mineral Resources

Geology of the Solar System

Filters