As water warms up, the oxygen holding capacity of water
declines
increases
stays the same
is not measurable
Declines
Dissolved oxygen is reported in
parts per million
milligrams per liter
both A and B
none of the above
Both A and B
The Lake Waco Wetlands are considered a
constructed wetlands
native wetland
coastal marsh
mangrove forest
Constructed wetlands
Plants that grow largely underwater are known as
submerged
deep rooted
floating
emergent
Submerged
An area of the wetlands that provides cover from predators is called
the levee
the edge zone
the depths
the high flow area
The edge zone
Plants that are rooted on the bottom of the lake but that have stems and leaves rising above the surface are known as
floating
emergent
submerged
none of the above
Emergent
Texas has lost ______ of its wetlands since the 1600's.
52%
100%
34%
0%
52%
Thsi term means that water is not moving at high speeds through the wetlands
benthic
lactic
lentic
hydrophyllic
Lentic
This organization is placed in charge of making sure wetlands are not unnecessarily lost
USDA
EPA
Army Corps of Engineers
NRCS
Army Corps of Engineers
The main reason Louisiana is losing much of its coastal wetlands is due to
development
hunting and fishing
erosion
volcanic activity
Erosion
Appliances that are more efficient are rated as
star pro
energy pro
energy star
energy aware
Energy Star
The United States is self sufficient in enegy production
True
False
FALSE
The factor that does NOT affect the cost of enetrgy is
demand
wars
ocean currents
oils spills
Ocean currents
If a printer uses 10 watts while it is idle, how many hours does it take to consume a kilowatt hour?
1000
100
1
1,000,000
100
A major source of heat and cooling loss in your home or school is
windows and doors
stucco walls
insulated wooden walls
insulated ceilings
Windows and doors
According to http://www.epa.gov/fueleconomy/ which of these vehicles has the best estimated gas mileage
Cadillac CTS
Honda Fit
Ford F150
Hyundai Santa Fe
Honda Fit
According to http://www.epa.gov/fueleconomy/ which of these vehicles has the worst estimated EPA mileage
Toyota Tacoma
Toyota Prius
Chevrolet Spark
Tesla Model S
Toyota Tacoma
If a television watched one hour per day uses 100 watts while in use and 10 watts while idle, how many kilowatts are used in one year?
2,000.65
29.5
100
120.45
120.45
If I drive a Prius that gets 54 miles per galon on the highway and 35 miles per gallon in the city and I drive 500 miles per month on the highway and 200 miles per month in the city, how much do I spend on gasoline each year if it cost $3.00 per gallon?
$
$540
As the cost of gasoline goes up
Americans buy more fuel efficient vehicles
Americans buy more fuel
Americans drive more miles
Americans buy bigger cars and trucks
Americans buy more fuel efficient vehicles
A _______ is a number utilized to define a condition or state.
scalar
result
variable
design
Scalar
Acid added to rainfall from industry and automobiles consist of
hydrochloric acid
nitric acid
sulfuric acid
both b and c
Both B and C
Replication means
conducting the experiment once so that you do not confuse the results
completing the experiment more than one time
completing the experiment with changed variables
basing the results on assumptions
Completing the experiment more than one time
The type of aquatic plant we used in this exercise was
Water lily
Elodea
Algae
Duckweed
Elodea
According to our procedure, the number assigned to a helaty green plant was
1
2
3
4
4
The toxicity of some elements increases as pH
increases
decreases
stays constant
is removed
Decreases
The sample in an experiment that is unmodified is called the
result
variance
control
test
Control
Naturally occurring carbonic acid is known to be
mildly acidic
toxic to humans
extremely acidic
basic
Mildly acidic
Buffered lakes are more
neutral
acidic
basic
none of the above
Neutral
A solution is acidic if the pH is below
7
8
9
10
7
Sounds at this level for as little as a minute can cause damage to your hearing
80
110
130
150
110
Which is typically louder
wind in trees
human breathing
lawn mower
jet taking off
Jet taking off
Sound begins to become painful when it reaches the level of
80
110
130
150
130
The level of sound at a typical rock concert would measure approximately
80
110
130
150
110
Time of day makes no difference in the sound meter reading you would obtain on campus
True
False
FALSE
Being exposed to repeated lod noises over a long period of time is considered
acute
chronic
exposure
corrosive
Chronic
We measure the intensity of sound in
decameters
decisound
decibels
mesibels
Decibels
Hearing damage caused by one exposure is called
acute
chronic
exposure
corrosive
Acute
Exposure to sound can affgest the human condition by
hypertension
hearing loss
disturbed sleep
All the above
All of the above
The lowest level that a human can hear is
0
40
80
110
0
The quantity and quality of available water becomes more important as ______________ increases
humidity
diversity
altitude
human population
Human population
If the water is too shallow to use the standard turbidity measuring device, we may use a
turbidity tube
water stake
depth mark
tube transect
Turbidity tube
Wetlands help improve the quality of our water as they remove
nitrogen and phosphorus
oxygen
helium
neon
Nitrogen and phosphorus
We can indirectly measure turbidity with the use of a
hula hoop
sechi disk
tiddly wink
fresci disk
Sechi disk
Turbidity readings may differ based on
eye sight
cloud cover
time of day
all of the above
All of the above
When measuring turbidty from a bridge far above the water, it is necessary to use the tube rather than the disk
True
False
FALSE
The Lake Waco wetlands is a ______________ wetlands
constructed
naturally occurring
native
Native American constructed
Constructed
__________ is the measurement of the amount of suspended material in water.
Density
Viscosity
Turbidity
Baylocity
Turbidity
Excessive nutrients in our water systems lead to algal blooms which result in _______conditions
anorexic
diuretic
hypoxic
asthmatic
Hypoxic
A high reading with the turbidity tube means the water has very few suspended materials
True
False
TRUE