question 7a(i)

QUESTION 7a(i)QUESTION 7a(i)

What does the following term stand for?What does the following term stand for?

FAVFAV

ANSWER 7a(i)ANSWER 7a(i)


FAVFAVFLOATING AQUATIC VEGETATIONFLOATING AQUATIC VEGETATION

QUESTION 7a(ii)QUESTION 7a(ii)


SAVSAV

ANSWER 7a(ii)ANSWER 7a(ii)


SAVSAV

SUBMERGED AQUATIC VEGETATIONSUBMERGED AQUATIC VEGETATION

QUESTION 7a(iii)QUESTION 7a(iii)


EAVEAV

ANSWER 7a(iii)ANSWER 7a(iii)


EAVEAV

EMERGENT AQUATIC VEGETATIONEMERGENT AQUATIC VEGETATION

QUESTION 7bQUESTION 7b

What is the main characteristic that is What is the main characteristic that is used to group the 3 types of aquatic used to group the 3 types of aquatic vegetation?vegetation?

ANSWER 7bANSWER 7b

What is the main characteristic that is What is the main characteristic that is used to group the 3 types of aquatic used to group the 3 types of aquatic vegetation?vegetation?

Where they live in the waterWhere they live in the water

QUESTION 7cQUESTION 7c

What 2 water factors affect the growth of What 2 water factors affect the growth of SAV in the Chesapeake Bay?SAV in the Chesapeake Bay?

ANSWER 7cANSWER 7c

What 2 water factors affect the growth of What 2 water factors affect the growth of SAV in the Chesapeake Bay?SAV in the Chesapeake Bay?

SALINITY AND TURBIDITYSALINITY AND TURBIDITY

QUESTION 7dQUESTION 7d

Explain how the presence of SAV would Explain how the presence of SAV would help the fish in the cartoon and the help the fish in the cartoon and the other aquatic animals in the Bay?other aquatic animals in the Bay?


Explain how the presence of SAV would Explain how the presence of SAV would help the fish in the cartoon and the help the fish in the cartoon and the other aquatic animals in the Bay?other aquatic animals in the Bay?

SAV provide habitat, shelter, food, and SAV provide habitat, shelter, food, and oxygen to the Bay. oxygen to the Bay.

SAV also help maintainSAV also help maintain water quality and water quality and

prevent erosionprevent erosion

QUESTION 7eQUESTION 7e

Explain 2 causes that have lead to the Explain 2 causes that have lead to the decline of SAV in the Chesapeake Bay.decline of SAV in the Chesapeake Bay.

ANSWER 7eANSWER 7e

Explain 2 causes that have lead to the Explain 2 causes that have lead to the decline of SAV in the Chesapeake Bay.decline of SAV in the Chesapeake Bay.

Eutrophication & sedimentation - Over-Eutrophication & sedimentation - Over-enrichment of nutrients causes algae enrichment of nutrients causes algae

blooms which blocks blooms which blocks sunlight. Too much sunlight. Too much sediment also blocks sediment also blocks sunlight.sunlight.

QUESTION 8aQUESTION 8a

Which law regulates what is discharged Which law regulates what is discharged from a wastewater treatment plant?from a wastewater treatment plant?

ANSWER 8aANSWER 8a

Which law regulates what is discharged Which law regulates what is discharged from a wastewater treatment plant?from a wastewater treatment plant?

CLEAN WATER ACTCLEAN WATER ACT


Which law makes water potable?Which law makes water potable?

ANSWER 8bANSWER 8b

Which law makes water potable?Which law makes water potable?

SAFE DRINKING WATER ACTSAFE DRINKING WATER ACT


Which organization is responsible for Which organization is responsible for setting water quality standards?setting water quality standards?

ANSWER 8cANSWER 8c

Which organization is responsible for Which organization is responsible for setting water quality standards?setting water quality standards?

EPAEPA


What classification of pollution comes What classification of pollution comes from a wastewater treatment plant?from a wastewater treatment plant?

ANSWER 8dANSWER 8d

What classification of pollution comes What classification of pollution comes from a wastewater treatment plant?from a wastewater treatment plant?

POINT POLLUTIONPOINT POLLUTION


What type(s) of pollution results from the What type(s) of pollution results from the process of wastewater treatment?process of wastewater treatment?

ANSWER 8eANSWER 8e

What type(s) of pollution results from the What type(s) of pollution results from the process of wastewater treatment?process of wastewater treatment?

EUTROPHICATIONEUTROPHICATION


Use the graphic to classify the following Use the graphic to classify the following as point or non-point pollution.as point or non-point pollution.

FarmFarm

ANSWER 9aANSWER 9a


FarmFarmNonpointNonpoint



HousesHouses

ANSWER 9bANSWER 9b


HousesHousesNon-pointNon-point



BoatBoat

ANSWER 9cANSWER 9c

Use the graphic to classify the following as Use the graphic to classify the following as point or non-point pollution.point or non-point pollution.

BoatBoatPoint OR Nonpoint Point OR Nonpoint

depending on the situationdepending on the situation



FactoryFactory

ANSWER 9dANSWER 9d


FactoryFactoryPointPoint



Factory’s parking lotFactory’s parking lot

ANSWER 9eANSWER 9e


Factory’s parking lotFactory’s parking lotNonpointNonpoint

QUESTION 9fQUESTION 9f

Use the graphic to describe the source of Use the graphic to describe the source of the following type of pollution.the following type of pollution.

Acid rainAcid rain

ANSWER 9fANSWER 9f

Use the graphic to describe the source of the Use the graphic to describe the source of the following type of pollution.following type of pollution.

Acid rainAcid rainFactory releases SO2 and NOFactory releases SO2 and NO

Boat releases NOBoat releases NO

QUESTION 9gQUESTION 9g


EutrophicationEutrophication

ANSWER 9gANSWER 9g


EutrophicationEutrophicationRunoff from the farm and fertilizer and lawnsRunoff from the farm and fertilizer and lawns

QUESTION 9hQUESTION 9h


Thermal pollutionThermal pollution

ANSWER 9hANSWER 9h


Thermal pollutionThermal pollutionFactory pulls in water as a coolant and Factory pulls in water as a coolant and

releases warmer waterreleases warmer water


What are the two nutrients that cause What are the two nutrients that cause eutrophication? eutrophication?

ANSWER 10aANSWER 10a

What are the two nutrients that cause What are the two nutrients that cause eutrophication? eutrophication?

Nitrates and phosphatesNitrates and phosphates


What is it that grows rapidly because of What is it that grows rapidly because of all of the excess nutrients? all of the excess nutrients?

ANSWER 10bANSWER 10b

What is it that grows rapidly because of What is it that grows rapidly because of all of the excess nutrients?all of the excess nutrients?

ALGAEALGAE


Decomposers then move in and break Decomposers then move in and break down all organic matter. What can be down all organic matter. What can be created by the resulting low levels of created by the resulting low levels of

oxygen? oxygen?

ANSWER 10cANSWER 10c

Decomposers then move in and break Decomposers then move in and break down all organic matter. What can be down all organic matter. What can be created by the resulting low levels of created by the resulting low levels of

oxygen? oxygen?

DEAD ZONESDEAD ZONES


What does thermal pollution increase in What does thermal pollution increase in the water? the water?

ANSWER 10dANSWER 10d

What does thermal pollution increase in What does thermal pollution increase in the water? the water?

TEMPERATURETEMPERATURE


What levels decrease in the water as a What levels decrease in the water as a result of increasing temperature? result of increasing temperature?

ANSWER 10eANSWER 10e

What levels decrease in the water as a What levels decrease in the water as a result of increasing temperature?result of increasing temperature?

DISSOLVED OXYGENDISSOLVED OXYGEN

QUESTION 10fQUESTION 10f

How does acid rain affect the pH of How does acid rain affect the pH of water? water?

ANSWER 10fANSWER 10f

How does acid rain affect the pH of How does acid rain affect the pH of water? water?

It lowers pHIt lowers pH

QUESTION 11aQUESTION 11aBelow is an energy pyramid illustrating biomagnification.Below is an energy pyramid illustrating biomagnification.

Why are there more dots Why are there more dots in higher trophic in higher trophic

levels?levels?

ANSWER 11aANSWER 11aBelow is an energy pyramid illustrating biomagnification.Below is an energy pyramid illustrating biomagnification.

Why are there more dots Why are there more dots in higher trophic in higher trophic

levels?levels?

The concentration of The concentration of pollutants increases as pollutants increases as it moves up the food it moves up the food

chainchain

QUESTION 11bQUESTION 11bBelow is an energy pyramid illustrating biomagnification.Below is an energy pyramid illustrating biomagnification.

Name a pollutant that Name a pollutant that behaves in this manner.behaves in this manner.

ANSWER 11bANSWER 11bBelow is an energy pyramid illustrating biomagnification.Below is an energy pyramid illustrating biomagnification.

Name a pollutant that Name a pollutant that behaves in this manner.behaves in this manner.

Mercury, DDT, heavy Mercury, DDT, heavy metalsmetals

QUESTION 11cQUESTION 11cBelow is an energy pyramid illustrating biomagnification.Below is an energy pyramid illustrating biomagnification.

In what part of an In what part of an organism does the organism does the

pollutant accumulate?pollutant accumulate?

ANSWER 11cANSWER 11cBelow is an energy pyramid illustrating biomagnification.Below is an energy pyramid illustrating biomagnification.

In what part of an In what part of an organism does the organism does the

pollutant accumulate?pollutant accumulate?

FATSFATS

QUESTION 11dQUESTION 11dBelow is an energy pyramid illustrating biomagnification.Below is an energy pyramid illustrating biomagnification.

Explain how the organism Explain how the organism at the highest trophic at the highest trophic

level is not killed by this level is not killed by this pollutant and instead it pollutant and instead it

can have damaging can have damaging effects on its offspring.effects on its offspring.

ANSWER 11dANSWER 11dBelow is an energy pyramid illustrating biomagnification.Below is an energy pyramid illustrating biomagnification.

Explain how the organism at the Explain how the organism at the highest trophic level is not highest trophic level is not killed by this pollutant and killed by this pollutant and

instead it can have damaging instead it can have damaging effects on its offspring.effects on its offspring.

Biomagnification of the pollutant Biomagnification of the pollutant interferes with the interferes with the

reproductive system of the reproductive system of the organism. For example, organism. For example, biomagnification of DDT biomagnification of DDT

resulted in bald eagles laying resulted in bald eagles laying eggs with shells that were too eggs with shells that were too

thin.thin.


Identify the aquatic environment with the Identify the aquatic environment with the following characteristics.following characteristics.

Salt water, fresh water, tidal, nesting Salt water, fresh water, tidal, nesting groundground

ANSWER 12aANSWER 12a


Salt water, fresh water, tidal, nesting Salt water, fresh water, tidal, nesting groundground

ESTUARYESTUARY



Salt water, tidalSalt water, tidal

ANSWER 12bANSWER 12b


Salt water, tidalSalt water, tidal

OCEANOCEAN



Fresh water, light penetrates almost to Fresh water, light penetrates almost to bottombottom

ANSWER 12cANSWER 12c


Fresh water, light penetrates almost to Fresh water, light penetrates almost to bottombottom

STREAMSSTREAMS



Salt water, fresh water, tidal, nesting Salt water, fresh water, tidal, nesting ground, light penetrates almost to ground, light penetrates almost to

bottombottom

ANSWER 12dANSWER 12d


Salt water, fresh water, tidal, nesting Salt water, fresh water, tidal, nesting ground, light penetrates almost to ground, light penetrates almost to

bottombottom

WETLANDWETLAND

Question 13Question 13

Define watershed.Define watershed.

Answer 13Answer 13

Define watershed.Define watershed.

The total land area from which water The total land area from which water drains into a particular water bodydrains into a particular water body

question 7a(i)

Documents

nonpoint pollution

point pollutionquestion

following term stand

water potable

water factors

chesapeake bay

wastewater treatment

growth of sav