Hydrosphere Unit Test Reveiw

Front

What is water treatment?

Back

Water treatment is the process of filtering or disinfecting water so that it is safe to drink.

Tags

NGSS.MS-ESS3-3

NGSS.MS-LS2-5

Front

Why is most of the earth's freshwater not available for drinking?

Back

Most freshwater is frozen.

Tags

NGSS.MS-ESS3-1

Front

How does an increase in ocean acidity affect marine animal populations?

Back

Plankton serves as the base of the ocean food chain, and marine animal populations will decrease once the availability of this food resource decreases.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Front

What indicates that the water in a lake is NOT safe for drinking?

Back

High turbidity levels.

Front

Why are upwellings beneficial to sea life?

Back

They bring needed nutrients to the surface to feed ocean life-forms.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

Front

What is the hydrosphere?

Back

The hydrosphere encompasses all the water on Earth's surface, including oceans, lakes, rivers, and groundwater.

Tags

NGSS.MS-ESS2-4

Front

What is the water cycle?

Back

The water cycle is the continuous movement of water on, above, and below the surface of the Earth.

Tags

NGSS.MS-ESS2-4

Front

What is turbidity?

Back

Turbidity is a measure of how clear water is, often affected by the presence of particles and pollutants.

Front

What role do plankton play in the ocean ecosystem?

Back

Plankton serve as the base of the ocean food chain, providing food for many marine animals.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Front

What is the significance of dissolved oxygen in water?

Back

Dissolved oxygen is essential for the survival of aquatic organisms, as they rely on it for respiration.

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4