Question 1

Downstream floods

Accepted Answer

A)  are generally produced by intense rainfall of short duration. 
B)  are most common in arid environments. 
C)  are most common in areas of steep topography. 
D)  affect larger areas than flash floods but are commonly less deadly. 
E)  affect larger areas than flash floods and are commonly more deadly. 
A)  are generally produced by intense rainfall of short duration. 
B)  are most common in arid environments. 
C)  are most common in areas of steep topography. 
D)  affect larger areas than flash floods but are commonly less deadly. 
E)  affect larger areas than flash floods and are commonly more deadly. E

Question 2

Developing countries suffer greater loss of life from flooding because of

Accepted Answer

A)  higher population. 
B)  the lack of monitoring and warning capabilities. 
C)  a greater degree of urbanization. 
D)  a greater degree of river channelization. 
E)  a higher frequency of flash floods. 
A)  higher population. 
B)  the lack of monitoring and warning capabilities. 
C)  a greater degree of urbanization. 
D)  a greater degree of river channelization. 
E)  a higher frequency of flash floods. B

Question 3

Canada's worst flood disaster,measured as lives lost,occurred in

Accepted Answer

A)  Toronto, Ontario in 1954. 
B)  Saguenay, Quebec in 1996. 
C)  Red River, Manitoba in 1997. 
D)  Fredericton, New Brunswick in 2008. 
E)  Calgary, Alberta in 2013. 
A)  Toronto, Ontario in 1954. 
B)  Saguenay, Quebec in 1996. 
C)  Red River, Manitoba in 1997. 
D)  Fredericton, New Brunswick in 2008. 
E)  Calgary, Alberta in 2013. A

Question 4

When a flood warning has been issued

Accepted Answer

A)  only walk in water up to your waist. 
B)  enquire about the risk of flooding where you live. 
C)  purchase flood insurance if you property is at risk. 
D)  find out where to turn off your gas and electricity. 
E)  do as much as you can in the daylight. 
A)  only walk in water up to your waist. 
B)  enquire about the risk of flooding where you live. 
C)  purchase flood insurance if you property is at risk. 
D)  find out where to turn off your gas and electricity. 
E)  do as much as you can in the daylight.

Question 5

An example of a primary effect of flooding is

Accepted Answer

A)  damage to farms and homes. 
B)  water pollution. 
C)  displacement of people. 
D)  loss of services and income. 
E)  hunger 
A)  damage to farms and homes. 
B)  water pollution. 
C)  displacement of people. 
D)  loss of services and income. 
E)  hunger

Question 6

River discharge is the volume of water that moves through a cross-section of a river per unit of time and is reported in units of

Accepted Answer

A)  metres per second. 
B)  metres² per second. 
C)  metres³ per second. 
D)  metres². 
E)  metres³. 
A)  metres per second. 
B)  metres² per second. 
C)  metres³ per second. 
D)  metres². 
E)  metres³.

Question 7

Smaller floods occur more frequently than larger floods.

Accepted Answer

A) True 
 B)False

Question 8

A unique characteristic of flash floods is

Accepted Answer

A)  they are commonly much more deadly than downstream floods. 
B)  they only occur in the lower parts of drainage basins. 
C)  they only occur in desert regions. 
D)  most people who die are in automobiles. 
E)  they are always associated with violent thunderstorms. 
A)  they are commonly much more deadly than downstream floods. 
B)  they only occur in the lower parts of drainage basins. 
C)  they only occur in desert regions. 
D)  most people who die are in automobiles. 
E)  they are always associated with violent thunderstorms.

Question 9

Which of the following is NOT a factor in determining the amount of damage caused by floods?

Accepted Answer

A)  land use in floodplains 
B)  strength of dykes 
C)  depth and velocity of floodwaters 
D)  season of flooding 
E)  size of the watershed involved 
A)  land use in floodplains 
B)  strength of dykes 
C)  depth and velocity of floodwaters 
D)  season of flooding 
E)  size of the watershed involved

Question 10

The flood fringe is a zone in Canada that is at risk from flooding and is defined as

Accepted Answer

A)  the region along the river where the most destructive floods occur. 
B)  the region where overbank flow occurs. 
C)  the region in the floodplain with deep, fast water. 
D)  the region in the floodplain where water is shallow and slow moving. 
E)  the region where 100 year floods occur. 
A)  the region along the river where the most destructive floods occur. 
B)  the region where overbank flow occurs. 
C)  the region in the floodplain with deep, fast water. 
D)  the region in the floodplain where water is shallow and slow moving. 
E)  the region where 100 year floods occur.

Question 11

Describe the features of an anastomosing river channel pattern.

Accepted Answer

Anastomozing rivers

Question 12

When do ice-jam floods usually occur?

Accepted Answer

They can occur in the fall whe

Question 13

Alluvial fans often form where a stream leaves a steep canyon and flows onto a plain.

Accepted Answer

A) True 
 B)False

Question 14

Urbanization can affect flooding by

Accepted Answer

A)  increasing the lag time between rainfall and stream flow. 
B)  reducing stream flow during the dry season. 
C)  increasing stream flow during the dry season. 
D)  improving the water quality of a stream. 
E)  decreasing flood frequency. 
A)  increasing the lag time between rainfall and stream flow. 
B)  reducing stream flow during the dry season. 
C)  increasing stream flow during the dry season. 
D)  improving the water quality of a stream. 
E)  decreasing flood frequency.

Question 15

What is meant by the concept that rivers maintain a "dynamic equilibrium"?

Accepted Answer

The phrase means that an overa

Question 16

Spring discharges can be estimated and a warning provided

Accepted Answer

A)  several days in advance. 
B)  only hours beforehand. 
C)  seasonally-annually. 
D)  in 100-year models. 
E)  cannot be estimated 
A)  several days in advance. 
B)  only hours beforehand. 
C)  seasonally-annually. 
D)  in 100-year models. 
E)  cannot be estimated

Question 17

You are part of a committee tasked with determining whether to build a dam upstream of your small town.What factors would you consider? How would you decide yes or no?

Accepted Answer

You would need to consider land use abov

Question 18

If you were a public official charged with issuing development permits,what information would you request to evaluate risk of flooding in order to decide whether to issue a permit?

Accepted Answer

Is the site located on a floodplain? Is

Question 19

Stream erosion is a common occurrence upstream of a dam.

Accepted Answer

A) True 
 B)False

Question 20

Urbanization greatly reduces stream flow during the dry season.

Accepted Answer

A) True 
 B)False

Downstream floods

Developing countries suffer greater loss of life from flooding because of

Canada's worst flood disaster,measured as lives lost,occurred in

When a flood warning has been issued

An example of a primary effect of flooding is

River discharge is the volume of water that moves through a cross-section of a river per unit of time and is reported in units of

Smaller floods occur more frequently than larger floods.

A unique characteristic of flash floods is

Which of the following is NOT a factor in determining the amount of damage caused by floods?

The flood fringe is a zone in Canada that is at risk from flooding and is defined as

Describe the features of an anastomosing river channel pattern.

When do ice-jam floods usually occur?

Alluvial fans often form where a stream leaves a steep canyon and flows onto a plain.

Urbanization can affect flooding by

What is meant by the concept that rivers maintain a "dynamic equilibrium"?

Spring discharges can be estimated and a warning provided

You are part of a committee tasked with determining whether to build a dam upstream of your small town.What factors would you consider? How would you decide yes or no?

If you were a public official charged with issuing development permits,what information would you request to evaluate risk of flooding in order to decide whether to issue a permit?

Stream erosion is a common occurrence upstream of a dam.

Urbanization greatly reduces stream flow during the dry season.

Introduction to Natural Hazards

Internal Structure of Earth and Plate Tectonics

Earthquakes

Tsunamis

Volcanoes and Volcanic Eruptions

Landslides

Snow Avalanches

Subsidence and Soil Expansion and Contraction

Atmosphere and Severe Weather

Hurricanes and Extratropical Cyclones

Waves, Currents, and Coastlines

Wildfires

Climate Change

Meteorite Impacts and Extinctions

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Exam 9: River Flooding

Downstream floods

Developing countries suffer greater loss of life from flooding because of

Canada's worst flood disaster,measured as lives lost,occurred in

When a flood warning has been issued

An example of a primary effect of flooding is

River discharge is the volume of water that moves through a cross-section of a river per unit of time and is reported in units of

Smaller floods occur more frequently than larger floods.

A unique characteristic of flash floods is

Which of the following is NOT a factor in determining the amount of damage caused by floods?

The flood fringe is a zone in Canada that is at risk from flooding and is defined as

Describe the features of an anastomosing river channel pattern.

When do ice-jam floods usually occur?

Alluvial fans often form where a stream leaves a steep canyon and flows onto a plain.

Urbanization can affect flooding by

What is meant by the concept that rivers maintain a "dynamic equilibrium"?

Spring discharges can be estimated and a warning provided

You are part of a committee tasked with determining whether to build a dam upstream of your small town.What factors would you consider? How would you decide yes or no?

If you were a public official charged with issuing development permits,what information would you request to evaluate risk of flooding in order to decide whether to issue a permit?

Stream erosion is a common occurrence upstream of a dam.

Urbanization greatly reduces stream flow during the dry season.

Introduction to Natural Hazards

Internal Structure of Earth and Plate Tectonics

Earthquakes

Tsunamis

Volcanoes and Volcanic Eruptions

Landslides

Snow Avalanches

Subsidence and Soil Expansion and Contraction

Atmosphere and Severe Weather

Hurricanes and Extratropical Cyclones

Waves, Currents, and Coastlines

Wildfires

Climate Change

Meteorite Impacts and Extinctions

Filters