QUESTION 7a(i)What does the following term stand for?

FAV

ANSWER 7a(i)What does the following term stand for?

FAVFLOATING 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 7bWhat is the main characteristic that is used to group the 3 types of aquatic vegetation?

ANSWER 7bWhat is the main characteristic that is used to group the 3 types of aquatic vegetation?

Where they live in the water

QUESTION 7cWhat 2 water factors affect the growth of SAV in the Chesapeake Bay?

ANSWER 7cWhat 2 water factors affect the growth of SAV in the Chesapeake Bay?

SALINITY AND TURBIDITY

QUESTION 7dExplain how the presence of SAV would help the fish in the cartoon and the other aquatic animals in the Bay?

QUESTION 7dExplain 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 7eExplain 2 causes that have lead to the decline of SAV in the Chesapeake Bay.

ANSWER 7eExplain 2 causes that have lead to the decline of SAV in the Chesapeake Bay.Eutrophication & sedimentation - Over-enrichment of nutrients causes algae blooms which blocks sunlight. Too much sediment also blocks sunlight.

QUESTION 8aWhich law regulates what is discharged from a wastewater treatment plant?

ANSWER 8aWhich law regulates what is discharged from a wastewater treatment plant?

CLEAN WATER ACT

QUESTION 8bWhich law makes water potable?

ANSWER 8bWhich law makes water potable?

SAFE DRINKING WATER ACT

QUESTION 8cWhich organization is responsible for setting water quality standards?

ANSWER 8cWhich organization is responsible for setting water quality standards?

EPA

QUESTION 8dWhat classification of pollution comes from a wastewater treatment plant?

ANSWER 8dWhat classification of pollution comes from a wastewater treatment plant?

POINT POLLUTION

QUESTION 8eWhat type(s) of pollution results from the process of wastewater treatment?

ANSWER 8eWhat 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.FarmNonpoint

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.HousesNon-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.BoatPoint 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.FactoryPoint

QUESTION 9e

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

ANSWER 9e

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

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 rainFactory releases SO2 and NOBoat 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.EutrophicationRunoff 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 pollutionFactory pulls in water as a coolant and releases warmer water

QUESTION 10aWhat are the two nutrients that cause eutrophication?

ANSWER 10aWhat are the two nutrients that cause eutrophication?

Nitrates and phosphates

QUESTION 10bWhat is it that grows rapidly because of all of the excess nutrients?

ANSWER 10bWhat is it that grows rapidly because of all of the excess nutrients?

ALGAE

QUESTION 10cDecomposers then move in and break down all organic matter. What can be created by the resulting low levels of oxygen?

ANSWER 10cDecomposers then move in and break down all organic matter. What can be created by the resulting low levels of oxygen?

DEAD ZONES

QUESTION 10dWhat does thermal pollution increase in the water?

ANSWER 10dWhat does thermal pollution increase in the water?

TEMPERATURE

QUESTION 10eWhat levels decrease in the water as a result of increasing temperature?

ANSWER 10eWhat levels decrease in the water as a result of increasing temperature?

DISSOLVED OXYGEN

QUESTION 10fHow does acid rain affect the pH of water?

ANSWER 10fHow does acid rain affect the pH of water?

It lowers pH

QUESTION 11aBelow is an energy pyramid illustrating biomagnification.

Why are there more dots in higher trophic levels?

ANSWER 11aBelow 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 11bBelow is an energy pyramid illustrating biomagnification.

Name a pollutant that behaves in this manner.

ANSWER 11bBelow is an energy pyramid illustrating biomagnification.

Name a pollutant that behaves in this manner.

Mercury, DDT, heavy metals

QUESTION 11cBelow is an energy pyramid illustrating biomagnification.

In what part of an organism does the pollutant accumulate?

ANSWER 11cBelow is an energy pyramid illustrating biomagnification.

In what part of an organism does the pollutant accumulate?

FATS

QUESTION 11dBelow 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 11dBelow 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 12aIdentify the aquatic environment with the following characteristics.

Salt water, fresh water, tidal, nesting ground

ANSWER 12aIdentify the aquatic environment with the following characteristics.

Salt water, fresh water, tidal, nesting ground

ESTUARY

QUESTION 12bIdentify the aquatic environment with the following characteristics.

Salt water, tidal

ANSWER 12bIdentify the aquatic environment with the following characteristics.

Salt water, tidal

OCEAN

QUESTION 12cIdentify the aquatic environment with the following characteristics.

Fresh water, light penetrates almost to bottom

ANSWER 12cIdentify the aquatic environment with the following characteristics.

Fresh water, light penetrates almost to bottom

STREAMS

QUESTION 12dIdentify the aquatic environment with the following characteristics.

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

ANSWER 12dIdentify the aquatic environment with the following characteristics.

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

WETLAND

Question 13Define watershed.

Answer 13Define watershed.

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