WorksheetsWater Quality and Human Impact with Rivers and Streams
Total questions: 70
Worksheet time: 1hrs 6mins
Name
Class
Date
1.
An example of a non-point solution is
a)
waste water from leaking pipe
b)
fertilizer runoff from lawns
2.
An example of point source pollution is
a)
trash floating in the ocean
b)
oil spilling from a supertanker
3.
For what types of water does the Clean Water Act relate to?
a)
surface waters
b)
ocean waters
4.
A body of water that has high turbidity is ...
a)
cloudy
b)
clear
5.
Which of the following are indicators of healthy water systems?
a)
high nitrates, high pH, and low temperatures
b)
low temperatures, high dissolved oxygen, and neutral pH
6.
What is the possible effect of high nitrate level in water systems?
a)
algal bloom
b)
fewer algae
7.
Which best determines the health of a lake used as a source of freshwater?
a)
its temperature and pH
b)
its location and depth
8.
If a body of water has high turbidity levels, what can most likely be concluded?
a)
It is unsafe to drink
b)
It contains a lot of chemicals
9.
Which describes a nonpoint source of pollution?
a)
runoff from a road into a nearby stream
b)
liquid fertilizer flowing
10.
Which is most likely indicated by a sudden increase in turbidity in water?
a)
high biodiversity
b)
rapid increase in the amount of algae
11.
Under which condition are large numbers of fish in a lake likely to die?
a)
when the water's dissolved oxygen is low and temperature is high
b)
right after a storm with heavy rainfall
12.
What is pollution?
a)
the release of harmful substances in the environment
b)
an increase in the growth of algae in a pond
13.
The best difference between point-source and non-point source pollution is ...
a)
Point-source come from one site; non-point comes from many sites
b)
Point-source comes from pipes; non-point comes from runoff
14.
How have humans impacted watersheds?
a)
Industrial pollution
b)
Transportation
c)
Farm waste
d)
All the above
15.
Which letter shows runoff?
a)
A
b)
B
c)
C
16.
What can humans can do to minimize the destruction of the environment when extracting fossil fuels?
a)
Humans can use environmentally responsible practices, like using bacteria to clean the water and then reuse the water in the mine.
b)
Humans can use environmentally irresponsible practices, like leaving materials in heaps and allowing contaminants to leak into water supplies.
c)
None of these are ways we can minimize the destruction of the environment.
d)
Humans can dump all of the leftovers into a landfill and cover it up with top soil.
17.
Which letter shows precipitation?
a)
A
b)
B
c)
C
18.
Which letter shows groundwater flow?
a)
A
b)
B
c)
C
19.
What is the name of the area of groundwater where it is saturated?
a)
Zone of Saturation
b)
Zone of Aeration
c)
Water Table
20.
The name of the area that is the upper level of the zone of saturation:
a)
Zone of Saturation
b)
Zone of Aeration
c)
Water Table
21.
Water stored below the Earth's surface is called:
a)
Groundwater
b)
Bogs
c)
Water in the ground
22.
The amount of space between soil is:
a)
Porosity
b)
Permeability
23.
A substance has a low permeability when:
a)
Water can flow through easily
b)
Water CAN'T Flow through easily
24.
What is an aquifer?
a)
A place underground that stores water.
b)
A water pump
c)
A water purifier
d)
A place that sells aquifers
25.
Because they have large connected pores, materials such as sand and gravel allow water to pass through. This is known as
a)
Permeable
b)
Impermeable
26.
An underground layer of rock or sediment that holds water?
a)
Reservoir
b)
Aquifer
c)
Groundwater
d)
Watershed
27.
Suppose there is a drought in this area. The level of the river drops because of it.
What else could happen here?
What else could happen here?
a)
The river will immediately rise again.
b)
The water table will rise.
c)
The water table will fall.
d)
A new aquifer will form.
28.
Water flows through permeable materials ____________________ than impermeable materials.
a)
slower
b)
faster
29.
The land area that supplies water to a river system is called a
a)
water table
b)
trailer
c)
house
d)
watershed
30.
The mountain ridge shown in this picture would be this part of a watershed (drainage basin).
a)
aquifer
b)
divide
c)
water table
d)
zone of aeration
31.
An area that is drained by a river and all the streams that empty into it, the tributaries, is called this.
a)
aquifer
b)
divide
c)
water table
d)
watershed (drainage basin)
32.
This forms where the river ends the journey into a still body of water like a lake or ocean.
a)
Bank
b)
Delta
c)
Well
d)
Dams
33.
What do we call water that flows over the ground surface rather than soaking in?
a)
runoff
b)
discharge
c)
recharge
d)
tributary
34.
What are sources of water pollution?
a)
Precipitation as Acid rain
b)
Runoff water & Groundwater
c)
Industry & Household waste
d)
All of these
35.
Lucas built a model to show the effect of human population growth on an aquifer that supplies water for a growing city. He placed a tub under a stream of water until the tub filled and began to overflow. Then he used a water pump to begin removing water from the tub. At first he pumped slowly, and the water still overflowed. Then he pumped harder until, eventually, the water level in the tub began to go down. What is represented by the tub in this model?
a)
The containment of the water in an underground area
b)
The water that enters the aquifer due to precipitation and runoff
c)
The amount of water that flows out of the aquifer as natural springs
d)
The amount of water from the aquifer that is used by the city
36.
Water that stands or flows across the Earth’s surface.
a)
Groundwater
b)
Surface water
c)
Runoff
d)
Divide
37.
When water goes from liquid at Earth's surface to vapor in Earth's atmosphere, that is called
a)
condensation
b)
precipitation
c)
evaporation
d)
transpiration
38.
When water in the leaves of plants becomes water vapor in the atmosphere, that is called
a)
condensation
b)
evaporation
c)
precipitation
d)
transpiration
39.
When water vapor turns to liquid, clinging to either dust particles or cold surfaces, that is
a)
evaporation
b)
condensation
c)
transpiration
d)
precipitation
40.
When water, ice, or snow falls from clouds to the earth, that is
a)
evaporation
b)
condensation
c)
transpiration
d)
precipitation
41.
Water that flows over the ground surface instead of sinking in is called
a)
water table
b)
runoff
c)
watershed
d)
aquifer
42.
The use of pesticides and fertilizers must be carefully monitored
because of the effect they can have on the environment.
Which of the following is a possible negative effect of the use
of these chemicals on the environment?
because of the effect they can have on the environment.
Which of the following is a possible negative effect of the use
of these chemicals on the environment?
a)
Runoff carries these chemicals into lakes and streams.
b)
Theses chemicals cannot be purchased in large bulk.
c)
These chemicals are expensive to produce.
These chemicals are expensive to produce.
d)
Storage space for these chemicals is limited.
43.
Why is gravity a factor in watersheds?
a)
it causes the water to flow away from a watershed
b)
it causes the water to flow down towards a watershed
44.
When fertilizers enter surface water, they cause problems in
the watershed by -
the watershed by -
a)
increasing the amount of nutrients available to fish in lakes and streams.
b)
clogging narrow streams and preventing water from flowing properly.
clogging narrow streams and preventing water from flowing properly.
c)
raising the water level in nearby rivers to levels leading to flooding.
d)
causing rapid algal growth that decrease oxygen levels and choke aquatic life.
45.
The start of a river is called the what?
a)
River summit
b)
River source
c)
River start
d)
River mouth
46.
A river starts very small before getting larger. What is the name given to a small river that joins a larger river?
a)
Confluence
b)
Tribunal
c)
Tributary
d)
Joiner
47.
A waterfall is most likely to be found closer to what part of the river?
a)
River mouth
b)
River source
48.
A waterfall is created because of ...
a)
the types of layers of rock
b)
the force of gravity
c)
deforestation
d)
deposition
49.
The area that contains a river system is called a what?
a)
Drain Bassoon
b)
Drainage Basinet
c)
Drainage Basin
d)
Drain Basalt
50.
The high ground around a river where rain seldom falls is called the ...
a)
Mountains
b)
Watershed
c)
Drainage Basin
d)
Valley
51.
The Coriolis Effect is caused by
a)
Earth rotating around the sun
b)
Earth rotating on its axis
c)
The tides
d)
Gravity
52.
Due to the Coriolis Effect, water in the southern hemisphere moves
a)
clockwise
b)
counter-clockwise
c)
both
d)
neither
53.
A horizontal movement of ocean water that is caused by wind and that occurs at or near the ocean's surface.
a)
Gulf Stream
b)
Global Conveyor Belt
c)
Surface Current
d)
Gyre
54.
Surface currents are a result of
a)
Global Wind Patterns
b)
Earth's Rotation
c)
Density
d)
All of the above
55.
Deep Ocean currents are a result of
a)
Global Wind Patterns
b)
Earth's Rotation
c)
Density
d)
All of the above
56.
The Gulf stream carries _____________ water from the east coast of The United States to the West coast of Europe.
a)
Cold
b)
Warm
c)
Freezing
d)
Fresh
57.
The California Current (west coast) carries _________ water from canada
a)
Cold
b)
Warm
c)
Freezing
d)
Fresh
58.
Two types of water currents are
a)
local and global
b)
sea and land
c)
surface and deep
d)
warm and cold
59.
Currents are deflected to the _________ in the Southern Hemisphere.
a)
right
b)
south
c)
left
d)
north
60.
Currents are deflected to the _________ in the Northern Hemisphere.
a)
north
b)
right
c)
south
d)
left
61.
Where is ocean water the densest.
a)
The surface
b)
The middle
c)
The bottom
d)
Lake Michigan
62.
Do deep currents effect wind
a)
Yes
b)
No
63.
How do warm-water currents affect the coastal areas along which they flow?
a)
Cool the coast
b)
Warm the coast
c)
Cause snow to fall
d)
Cause higher tides
64.
Which of the following can be caused by El Nino~?
a)
Flash floods
b)
Mudslides
c)
Droughts
d)
All of the above
65.
What name is given to large, destructive waves caused by underwater earthquakes and volcanoes?
a)
Spring tide
b)
Longshore current
c)
Tsunami
d)
Swell
66.
Upwelling is associated with
a)
a decrease in access to nutrients for phytoplankton
b)
cooler, nutrient-rich waters being pushed up from deeper ocean waters
c)
temperature gradients moving water from the equator to the poles
d)
an increase in human fatalities
67.
If the Earth did not rotate on its axis, there would be no
a)
Greenhouse effect
b)
Coriolis effect
c)
Global warming
d)
Convection
68.
Deposition is when ...
a)
Objects are moved along the river.
b)
Objects are dropped along the river.
c)
Objects are suspended in the water.
d)
Objects are move into the ocean.
69.
A meander is best described as ...
a)
A straight section of the river.
b)
A winding section of a lake.
c)
A section of the river that joins another river.
d)
A winding section of a river.
70.
When the bends of a Meander get close enough they can join, creating a new river path. What is left is called ...
a)
An oxback lake
b)
An oxen lake
c)
An oxcart lake
d)
An oxbow lake
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