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WorksheetsStudy Guide Water Quality
Total questions: 18
Worksheet time: 17mins
Name
Class
Date
1.
How does the energy from the Sun cause evaporation?
a)
it breaks the bond between the water and the ground
b)
it breaks the bond between the water molecules
c)
it attracts the water molecules
d)
it causes transpiration from streams
2.
Surface water is found in
a)
aquifers
b)
steams
c)
soil
d)
all of the above
3.
Which type of water reservoir could always provide fresh water?
a)
inland lakes
b)
river deltas
c)
mountain glaciers
d)
tropical seas
4.
Sunlight reacts with waste gases form
a)
carbon dioxide
b)
ultraviolet radiation
c)
ozone
d)
none of these
5.
The empty spaces in a material are called pores. Porosity is the amount of empty space within a material. Permeability describes how well the pores in a material are connected. Which of these materials would make the most effective aquifer?
a)
a material
that has high porosity and high permeability
b)
a material
that has high porosity and low permeability
c)
a material
that has low porosity and high permeability
d)
a material
that has low porosity and low permeability
6.
Which of these is a freshwater reservoir?
a)
Gulf
of Mexico
b)
Pacific
Ocean
c)
Atlantic
tidal basin
d)
Antarctic
polar ice
7.
Which form of water is included in the hydrosphere?
a)
liquid
b)
water vapor
c)
ice
d)
all of the above
8.
Which of these substances can you pour down a drain without harming the environment?
a)
paint
b)
motor oil
c)
battery fluid
d)
white vinegar
9.
When pollution can be tracked to one location it is called _________.
a)
non-point source
b)
single source
c)
point source
d)
loci-source
10.
Indicators of aquatic health are best observed under which conditions?
a)
once every ten years
b)
at the surface, every year
c)
once a year at many depths
d)
many times a year at many depths
11.
The chemical, biological, and physical status of a body of water is called ____.
a)
fusion
b)
density
c)
water quality
d)
Polar
12.
Which human activity has the most negative impact on water quality?
a)
agriculture
b)
flushing toliets
c)
washing clothes
d)
recreational boating
13.
The process of liquid changing to a gas at the surface of the liquid is called ____.
a)
condensation
b)
fusion
c)
fission
d)
evaporation
14.
An unusual property of ice is that ________.
a)
it is more dense than water
b)
it is less dense than water
c)
it has a different odor than water
d)
it is a vapor
15.
Which substance is used in a sewage treatment system to kill harmful bacteria?
a)
ammonia
b)
chlorine
c)
sand
d)
soap
16.
Which of the following releases carbon dioxide into the atmosphere?
a)
burning wood
b)
cellular respiration
c)
the decay of dead organisms
d)
all of the above
17.
Why is filtration an important part of water treatment?
a)
Filtration guarantees a clear coloring in water.
b)
Filtration removes small particles from the water
c)
Filtration adds chlorine to water to kill microorganisms
d)
Filtration adds vitamins and minerals to drinking water
18.
Scientists notice that many fish are dying in a local lake. Which onsite water quality data would they most likely gather to determine the cause of the fish kill?
a)
arsenic and cyanide levels
b)
water level and surface area
c)
biodiversity and water depth
d)
dissolved oxygen and temperature
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