WorksheetsCH. 9 Test Review
Total questions: 40
Worksheet time: 20mins
Name
Class
Date
1.
A stream's slope affects its carrying capacity.
a)
true
b)
false
2.
There is a greater potential for erosion and flooding on gradual slopes than on steep slopes.
a)
true
b)
false
3.
Carrying capacity increases as a stream's slope and discharge increase..
a)
true
b)
false
4.
Soils that contain grasses or other vegetation allow more water to enter the ground than do soils with no vegetation.
a)
true
b)
false
5.
Humus creates soil spaces, which increase the soil's ability to hold water.
a)
true
b)
false
6.
Which of the following statements is NOT true about wetlands?
a)
Wetlands are areas that are covered with water for part of year.
b)
Wetlands serve as a filtering system that improves water quality.
c)
Freshwater marshes often form along the stream's mouth and in areas with deltas.
d)
Wetlands only exists in freshwater areas.
7.
What is the power behind the water cycle?
a)
gravity
b)
the Sun
c)
evaporation
d)
condensation
8.
The Grand Canyon is an example of ______.
a)
rejuvenation
b)
deposition of sediment
c)
headward erosion
d)
stream capture
9.
Which of the following statements is NOT part of the water cycle?
a)
Water falls precipitation back to Earth.
b)
Water evaporates from bodies of water on Earth.
c)
Water soaks into the ground.
d)
Water dissolves mineral from rocks it flows over.
10.
Which of the following statements is true about the development of a stream?
a)
A stream's slope increases as it approaches base level.
b)
Water along the sides and bottom of the channel flows more rapidly.
c)
Deposition is greater in the outside curve of a meander.
d)
The velocity of water is greater along the outside of a meander curve.
11.
In order for rejuvenation to take place in a stream, what must occur first?
a)
Deposition must stop.
b)
The stream must dry up.
c)
The land over which the stream flows uplifts.
d)
The discharge must increase.
12.
The Ohio and Missouri Rivers are both______ of the Mississippi River.
a)
tributaries
b)
watersheds
c)
divides
d)
water system
13.
The carrying capacity of a stream is its _____.
a)
ability to transport sediment
b)
rate of runoff entering the channel
c)
volume of flow
d)
stream bank height
14.
Which of the following is true about watersheds?
a)
Each tributary in a stream system has its own watershed.
b)
Watersheds always cover extremely large areas.
c)
Some streams do not have a watershed.
d)
The size of a watershed depends upon its elevation.
15.
Streams lengthen through
a)
eutrophication.
b)
Suspension.
c)
headward erosion
d)
upstream flooding.
16.
In what area would you most likely find a divide?
a)
a valley
b)
a plain
c)
a mountain
d)
a hill
17.
Potholes form in the stream bottom when
a)
the water dissolves bedrock.
b)
turbulence causes particles to grind against each other.
c)
an increase in suspended load occurs.
d)
the stream's carrying capacity decreases.
18.
Which of the following does NOT contribute to maintaining a lake's water supply?
a)
water from direct precipitation
b)
runoff
c)
underground sources
d)
deposition
19.
The three ways in which a stream carries its load are in solution,suspension, and ____.
a)
stream velocity
b)
stream channel
c)
bed load
d)
channel
20.
Potholes may form on the bottom of a stream because of
a)
changes in the stream's carrying capacity.
b)
an increase in the dissolved load.
c)
particles rubbing and grinding against one another.
d)
an increase in suspended materials.
21.
A blocked-off meander eventually becomes _____.
a)
a part of the stream again
b)
rejuvenated
c)
an oxbox lake
d)
an alluvial fan
22.
The carrying capacity of a stream depends on both the velocity and the
a)
temperature of the water.
b)
type of material through which the stream flows.
c)
minerals dissolved in the stream.
d)
amount of water in the stream.
23.
Lakes usually fill in with sediment and cease to after
a)
several thousand years.
b)
hundred of thousands of years.
c)
millions of years.
d)
tens of millions years
24.
Which of the following is the formula for discharge?
a)
discharge= width x depth x velocity
b)
discharge=stream load x depth x velocity
c)
discharge= stream load x friction x velocity
d)
discharge=width x depth x velocity x friction
25.
V-shaped channels like the Grand Canyon are formed by
a)
a sudden decrease in stream gradient.
b)
streams overflowing their banks.
c)
streams downcutting.
d)
streams capturing another stream.
26.
The land around these rivers is known as the _____.
a)
tributary
b)
divide
c)
water system
d)
watershed
27.
For water to enter the ground, there must be
a)
a sufficient amount of sand in the soil.
b)
heavy precipitation.
c)
large enough spaces in the ground's surface material.
d)
soil particles clumpinb together.
28.
The basins of glacial lakes formed
a)
as a result of tectonic activity.
b)
during the ice ages.
c)
where ocean water needed.
d)
along the edges of moraines.
29.
The path of a stream can vary considerably, depending on the slope of the land and the
a)
amount of humus present in the soil.
b)
type of material through which the stream flows.
c)
amount of rainfall.
d)
bedload of the stream.
30.
Most lakes in North America were formed in what way?
a)
cutt-off meanders
b)
glaciers gouging out depressions in the earth
c)
stream flows blocked by sediments
d)
naturally occurring depressions on Earth's surface.
31.
The amount of dissolved material that stream water carries is called
a)
the dissolved load.
b)
the bed load.
c)
suspended load.
d)
groundwater.
32.
In a stream, how are the particles such as silt, clay, and sand carried?
a)
in solution
b)
as bed load
c)
as dissolved load
d)
in suspension
33.
Which of NOT one of the ways that a lake can form?
a)
A stream cutts off a meander to leave an isolated channel of water.
b)
Ocean waters recede to lowering-lying areas.
c)
Cirques high in the mountains fill with water.
d)
Eutrophication causes a bog to become flooded.
34.
Which of the following is NOT true about streams?
a)
All streams flow downslope.
b)
Tributaries are smaller streams.
c)
All streams flow into the ocean.
d)
A large stream is called a river.
35.
Which of the following statements is NOT true about wetlands?
a)
Wetlands result from the eutrophication of a lake.
b)
Lack of oxygen and lack of minerals create an atmosphere that is inhospitable to many plants.
c)
Freshwater marshes form along the stream's mouth and in areas with deltas.
d)
Wetlands only exists in freshwater areas.
36.
A lake created by damming of glacial sediments is a(n)
a)
kettle lake.
b)
moraine-dammed lake
c)
oxbow lake.
d)
runoff lake.
37.
What is the lowest base level possible for any stream?
a)
The point where it joins another stream.
b)
The point where it reaches sea level.
c)
The point where it enters a broad valley.
d)
The point where it originates in the mountains.
38.
Many lakes are found in areas where there has been
a)
mountain building.
b)
recent volcanism.
c)
glaciation.
d)
droughts.
39.
Which order correctly completes the water cycle shown below?
a)
precipitation, evaporation, infiltration
b)
evaporation, infiltration, precipitation
c)
evaporation, precipitation, infiltration
d)
precipitation, infiltration, evaporation
40.
How is Earth's water supply recycled?
a)
the water cycle
b)
through lakes
c)
rivers
d)
water on Earth is not recycled.
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