QUESTION 7a(i)
What does the following term stand for?
FAV
ANSWER 7a(i)
What does the following term stand for?
FAV
FLOATING AQUATIC VEGETATION
QUESTION 7a(ii)
What does the following term stand for?
SAV
ANSWER 7a(ii)
What does the following term stand for?
SAV
SUBMERGED AQUATIC VEGETATION
QUESTION 7a(iii)
What does the following term stand for?
EAV
ANSWER 7a(iii)
What does the following term stand for?
EAV
EMERGENT AQUATIC VEGETATION
QUESTION 7b
What is the main characteristic that is
used to group the 3 types of aquatic
vegetation?
ANSWER 7b
What is the main characteristic that is
used to group the 3 types of aquatic
vegetation?
Where they live in the water
QUESTION 7c
What 2 water factors affect the growth of
SAV in the Chesapeake Bay?
ANSWER 7c
What 2 water factors affect the growth of
SAV in the Chesapeake Bay?
SALINITY AND TURBIDITY
QUESTION 7d
Explain how the presence of SAV would
help the fish in the cartoon and the
other aquatic animals in the Bay?
QUESTION 7d
Explain how the presence of SAV would
help the fish in the cartoon and the
other aquatic animals in the Bay?
SAV provide habitat, shelter, food, and
oxygen to the Bay.
SAV also help maintain
water quality and
prevent erosion
QUESTION 7e
Explain 2 causes that have lead to the
decline of SAV in the Chesapeake Bay.
ANSWER 7e
Explain 2 causes that have lead to the
decline of SAV in the Chesapeake Bay.
Eutrophication & sedimentation - Overenrichment of nutrients causes algae
blooms which blocks
sunlight. Too much
sediment also blocks
sunlight.
QUESTION 8a
Which law regulates what is discharged
from a wastewater treatment plant?
ANSWER 8a
Which law regulates what is discharged
from a wastewater treatment plant?
CLEAN WATER ACT
QUESTION 8b
Which law makes water potable?
ANSWER 8b
Which law makes water potable?
SAFE DRINKING WATER ACT
QUESTION 8c
Which organization is responsible for
setting water quality standards?
ANSWER 8c
Which organization is responsible for
setting water quality standards?
EPA
QUESTION 8d
What classification of pollution comes
from a wastewater treatment plant?
ANSWER 8d
What classification of pollution comes
from a wastewater treatment plant?
POINT POLLUTION
QUESTION 8e
What type(s) of pollution results from the
process of wastewater treatment?
ANSWER 8e
What type(s) of pollution results from the
process of wastewater treatment?
EUTROPHICATION
QUESTION 9a
Use the graphic to classify the following
as point or non-point pollution.
Farm
ANSWER 9a
Use the graphic to classify the following
as point or non-point pollution.
Farm
Nonpoint
QUESTION 9b
Use the graphic to classify the following
as point or non-point pollution.
Houses
ANSWER 9b
Use the graphic to classify the following
as point or non-point pollution.
Houses
Non-point
QUESTION 9c
Use the graphic to classify the following
as point or non-point pollution.
Boat
ANSWER 9c
Use the graphic to classify the following as
point or non-point pollution.
Boat
Point OR Nonpoint
depending on the situation
QUESTION 9d
Use the graphic to classify the following
as point or non-point pollution.
Factory
ANSWER 9d
Use the graphic to classify the following
as point or non-point pollution.
Factory
Point
QUESTION 9e
Use the graphic to classify the following
as point or non-point pollution.
Factory’s parking lot
ANSWER 9e
Use the graphic to classify the following
as point or non-point pollution.
Factory’s parking lot
Nonpoint
QUESTION 9f
Use the graphic to describe the source of
the following type of pollution.
Acid rain
ANSWER 9f
Use the graphic to describe the source of the
following type of pollution.
Acid rain
Factory releases SO2 and NO
Boat releases NO
QUESTION 9g
Use the graphic to describe the source of
the following type of pollution.
Eutrophication
ANSWER 9g
Use the graphic to describe the source of the
following type of pollution.
Eutrophication
Runoff from the farm and fertilizer and lawns
QUESTION 9h
Use the graphic to describe the source of
the following type of pollution.
Thermal pollution
ANSWER 9h
Use the graphic to describe the source of the
following type of pollution.
Thermal pollution
Factory pulls in water as a coolant and
releases warmer water
QUESTION 10a
What are the two nutrients that cause
eutrophication?
ANSWER 10a
What are the two nutrients that cause
eutrophication?
Nitrates and phosphates
QUESTION 10b
What is it that grows rapidly because of
all of the excess nutrients?
ANSWER 10b
What is it that grows rapidly because of
all of the excess nutrients?
ALGAE
QUESTION 10c
Decomposers then move in and break
down all organic matter. What can be
created by the resulting low levels of
oxygen?
ANSWER 10c
Decomposers then move in and break
down all organic matter. What can be
created by the resulting low levels of
oxygen?
DEAD ZONES
QUESTION 10d
What does thermal pollution increase in
the water?
ANSWER 10d
What does thermal pollution increase in
the water?
TEMPERATURE
QUESTION 10e
What levels decrease in the water as a
result of increasing temperature?
ANSWER 10e
What levels decrease in the water as a
result of increasing temperature?
DISSOLVED OXYGEN
QUESTION 10f
How does acid rain affect the pH of
water?
ANSWER 10f
How does acid rain affect the pH of
water?
It lowers pH
QUESTION 11a
Below is an energy pyramid illustrating biomagnification.
Why are there more dots
in higher trophic
levels?
ANSWER 11a
Below is an energy pyramid illustrating biomagnification.
Why are there more dots
in higher trophic
levels?
The concentration of
pollutants increases as
it moves up the food
chain
QUESTION 11b
Below is an energy pyramid illustrating biomagnification.
Name a pollutant that
behaves in this manner.
ANSWER 11b
Below is an energy pyramid illustrating biomagnification.
Name a pollutant that
behaves in this manner.
Mercury, DDT, heavy
metals
QUESTION 11c
Below is an energy pyramid illustrating biomagnification.
In what part of an
organism does the
pollutant accumulate?
ANSWER 11c
Below is an energy pyramid illustrating biomagnification.
In what part of an
organism does the
pollutant accumulate?
FATS
QUESTION 11d
Below is an energy pyramid illustrating biomagnification.
Explain how the organism
at the highest trophic
level is not killed by this
pollutant and instead it
can have damaging
effects on its offspring.
ANSWER 11d
Below is an energy pyramid illustrating biomagnification.
Explain how the organism at
the highest trophic level is
not killed by this pollutant
and instead it can have
damaging effects on its
offspring.
Biomagnification of the
pollutant interferes with the
reproductive system of the
organism. For example,
biomagnification of DDT
resulted in bald eagles
laying eggs with shells that
were too thin.
QUESTION 12a
Identify the aquatic environment with the
following characteristics.
Salt water, fresh water, tidal, nesting
ground
ANSWER 12a
Identify the aquatic environment with the
following characteristics.
Salt water, fresh water, tidal, nesting
ground
ESTUARY
QUESTION 12b
Identify the aquatic environment with the
following characteristics.
Salt water, tidal
ANSWER 12b
Identify the aquatic environment with the
following characteristics.
Salt water, tidal
OCEAN
QUESTION 12c
Identify the aquatic environment with the
following characteristics.
Fresh water, light penetrates almost to
bottom
ANSWER 12c
Identify the aquatic environment with the
following characteristics.
Fresh water, light penetrates almost to
bottom
STREAMS
QUESTION 12d
Identify the aquatic environment with the
following characteristics.
Salt water, fresh water, tidal, nesting
ground, light penetrates almost to
bottom
ANSWER 12d
Identify the aquatic environment with the
following characteristics.
Salt water, fresh water, tidal, nesting
ground, light penetrates almost to
bottom
WETLAND
Question 13
Define watershed.
Answer 13
Define watershed.
The total land area from which water
drains into a particular water body