Summarize evidence that Earth’s oceans are a reservoir of nutrients, minerals, dissolved gases, and life forms:
• Estuaries
• Marine ecosystems
• Upwelling
• Behavior of gases in the marine environment
• Value and sustainability of marine resources
• Deep ocean technology and understandings gained
Predict the safety and potability of water supplies in North Carolina based on physical and biological factors, including:
• Temperature
• Dissolved oxygen
• pH
• Nitrates and phosphates
• Turbidity
• Bio-indicator
Conclude that the good health of humans requires:
• Monitoring of the hydrosphere
• Water quality standards
• Methods of water treatment
• Maintaining safe water quality
• Stewardship
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Q 1/8
Score 0
Which will MOST LIKELY result if there is increased upwelling in a coastal area?
60
fewer nitrates
higher water temperatures
more aquatic lif
less nutrients in the water
Q 2/8
Score 0
Which BEST determines the health of a lake used as a source of freshwater?
60
its temperature and pH
its temperature and depth
its depth and width
its location and depth
8 questions
Q.
Which will MOST LIKELY result if there is increased upwelling in a coastal area?
1
60 sec
8.E1.2
Q.
Which BEST determines the health of a lake used as a source of freshwater?
2
60 sec
8.E1.3
Q.
Why is water from an aquifer more likely to be cleaner than water from other sources?
3
60 sec
8.E1.1
Q.
In which oceanic zone do clams and crabs survive by burrowing in the sand?
4
60 sec
8.E1.2
Q.
If a body of water has high turbidity levels, what can MOST LIKELY be concluded?
5
60 sec
8.E1.3
Q.
Which BEST describes the characteristics of a river basin?
6
60 sec
8.E1.1
Q.
Which factors can have the GREATEST effect on the health of a river system?
7
60 sec
8.E1.3
Q.
In the United States, which is responsible for ensuring the safety of the country's drinking water?
