Water Quality
What type of PH does water need to be?
what is 7 or 8 ph
How many river basins does NC have?
What is 17
What Is The Temperature of the water in an upwelling?
what is cold
In the United States, which is responsible for ensuring the safety of the country's lakes, rivers, and fresh waters?
A. Environmental Protection Agency (EPA)
B. National Oceanic and Atmospheric Administration (NOAA)
C.Center for Disease Control (CDC)
D.Food and Drug Administration (FDA)
what is Environmental Protection Agency (EPA). A
If a body of water has high turbidity levels, what can most likely be concluded?
A. It has a low pH.
B. It is unsafe to drink.
C. It is too hot to drink.
D. It contains a lot of chemicals.
what is It is unsafe to drink.B
What Does it mean when the water is Cloudy?
What Is High Turbidity
Which of the following provides the Earth’s largest source/storage of freshwater drinkable water?
A. Lakes
B. Rivers
C. Aquifer (Groundwater that’s filtered)
D. Oceans
What is Aquifer
What is the movement of cold, nutrient-rich waters from the bottom of the ocean, promoting algae growth?
A. Upwelling.
B. Deposition.
C. Precipitation.
D. Eutrophication.
What is upwelling
Which is the best example of a point source pollution?
A. runoff from fields
B. pesticides sprayed into the air
C. oil spill from a boat in the Atlantic Ocean
D. smoke from multiple industries in a large city
What is oil spill from a boat in the Atlantic Ocean
c
Estuaries are often referred to as the "nursery of the ocean". What does this refer to?
A. Estuaries provide lots of sunlight.
B. Estuaries provide excess dissolved oxygen
C. Estuaries provide nutrients and sheltered locations for breeding and laying eggs.
D. Estuaries lack a food source.
what is Estuaries provide nutrients and sheltered locations for breeding and laying eggs.
If fertilizers from a farm run off into a nearby lake, what will likely happen to the lake water?
A.Algae growth will increase.
B.The pH will decrease.
C.The coliform count will decrease.
D.Turbidity levels will decrease.
What is Algae growth will increase.
A
Which statement best describes an estuary?
A. An estuary is the extension of a continent located underwater.
B.An estuary is land that is exposed at low tide and is underwater at high tide
C.An estuary is a partly enclosed body of water where a river meets the ocean.
D.An estuary is a deep body of water that contains large animals.
What is An estuary is a partly enclosed body of water where a river meets the ocean.
Which will most likely result if there is increased upwelling in a coastal area of the ocean?
A. More aquatic life.
B. Less nutrients in the water.
C. High water temperatures.
D. Fewer nitrates.
What is More aquatic life.
Which of the pollutants below is an example of non-point source pollution?
A. Wastewater from a leaking pipe
B. Fertilizer run-off from lawns
C. Oil from a leaking underground tank
D. Chemicals released from a pepper mill
What is Fertilizer run-off from lawns
B.
Which best describes the water found in estuaries?
A. brackish water
B. freshwater
C. glacier water
D. salt water
what is brackish water
A
Which best determines the health of a lake used as a source of freshwater?
A. Its depth and width
B. temperature and depth
C. temperature and pH
D. location and depth
What is its temperature and pH
Which best describes the characteristics of a river basin?
A. The land formed as a result of a river flooding.
B. The land at the mouth of a river where water flows into the ocean.
C. The land formed when rivers create estuaries and marshes.
D. The land drained by a river and its tributaries.
What is The land drained by a river and its tributaries.
4. What causes upwelling in the oceans.
A. Coral reef construction.
B. Photosynthesis reactions.
C. Winds and ocean currents.
D. Animal migration patterns.
What is Winds and ocean currents.
Which describes a source of water pollution primarily caused by human activity?
A. Volcanic ash and chemicals enter the atmosphere and cause acid rain
B. Salts and other minerals dissolve into water as it flows over the ground
C. Nutrients runoff from fertilizers and pesticides
D. Erosion of soil along a river bank
What is Nutrients runoff from fertilizers and pesticides
C
Why do phytoplankton not grow in the deep ocean?
A. because there are not enough dissolved gases to support it
B. because too many animals eat it before it can grow
C. Because sunlight does not reach the deep ocean
D. water temperature is too warm
what is Because sunlight does not reach the deep ocean. C.
Which are indicators of a healthy water source?
A. low temperature, high dissolved oxygen, neutral pH
B. high nitrates, high pH, low temperature
C. high turbidity, high dissolved oxygen, high temperature
D. low pH, high nitrates, low dissolved oxygen
What is low temperature, high dissolved oxygen, neutral pH
What is an aquifer?
A.An aquifer is an above-ground layer of impermeable rock that holds water underground under pressure, causing geysers.
B.An aquifer is an above-ground layer of permeable rock that holds water, allowing it to be used as a source of drinking water.
C.An aquifer is an underground layer of impermeable rock that forces water to the surface, causing floods.
D.An aquifer is an underground layer of permeable rock that holds water, allowing it to be used as a source of drinking water.
What is An aquifer is an underground layer of permeable rock that holds water, allowing it to be used as a source of drinking water.
D.
Which zone comprises the deepest part of the ocean?
A. Photic zone.
B. Aphotic zone.
C. Abyssal zone.
Aphotic= no sun
Photice = sun
What is Aphotic zone
What is the best method for the preservation of water quality?
A. Water treatment plants should increase the use of chemicals to cleanse water.
B. Local and government organizations should monitor and assess lakes and streams.
C. Humans should cease all recreational and agricultural uses of water resources.
D. Humans should toilet, launder, and bathe in rivers and streams to avoid utilizing tap water.
what is Local and government organizations should monitor and assess lakes and streams. B
Why is upwelling an important process in a marine ecosystem?
A.Upwelling replaces sand and gravel on beaches lost as the result of wave and tidal action.
B.Upwelling decreases temperature differences between different layers of ocean water.
C.Upwelling returns salt to the surface from the benthic zone.
D.Upwelling cycles nutrients from the ocean floor to surface waters.
what is Upwelling cycles nutrients from the ocean floor to surface waters.D