Freshwater at Earth’s Surface
Practice Test
1.
A swamp that has cypress tress is called a __________.
a.
oak swamp
b.
cypress swamp
c.
northern swamp
d.
tree swamp
Hint
2.
A wetland has few trees and shrubs. This is a __________.
a.
pond
b.
swamp
c.
marsh
d.
bog
Hint
3.
Where does the water in rivers and streams mostly come from?
a.
the ocean
b.
melting glaciers
c.
rain
d.
lakes
Hint
4.
What formed the Great Lakes?
a.
volcanoes
b.
construction workers
c.
uplift
d.
glaciers
Hint
5.
A lake has filled up and become dry land. What caused this?
a.
sediment from runoff
b.
the Sun
c.
a hole in the bottom of the lake
d.
rainwater
Hint
6.
A meandering stream has __________.
a.
no known source
b.
many curves
c.
few curves
d.
a narrow stream bed
Hint
7.
When a dam blocks the flow of a river, what happens?
a.
It dries up the river.
b.
The river moves around it.
c.
It forms a reservoir.
d.
The sediment in the river drops.
Hint
8.
A stream channel has a maximum distribution of 100 m
3
/in
2
. What happens when 150 m
3
/in
2
a.
the stream dries up
b.
the stream erodes to meet the flow
c.
the stream channel expands
d.
the stream floods
Hint
9.
Sediment that is too large to be carried in streams is called a __________ load.
a.
suspended
b.
bed
c.
dissolved
d.
heavy
Hint
10.
When did the first use of legislation to stop water pollution occur?
a.
1890s
b.
1980s
c.
1970s
d.
1960s
Hint
