Water Quality

pollutants entering waterways from a general area, such as runoff from farmland or suburban communities

• Pollution
• Point Source Pollution
• Non-point Source Pollution
• Turbidity

Tags

NGSS.MS-ESS3-3

How could pesticides get into lakes and streams?

• too much could be used
• it could be sprayed too close to a stream
• rain could wash pesticides into a stream
• all of the above

Tags

NGSS.MS-LS2-4

NGSS.MS-ESS3-3

pollution from a definable source

• Pollutant
• Pollution
• Non-point Source Pollution
• Point Source Pollution

an area of land that is drained by a specified river or other body of water

• Marsh
• Estuary
• Watershed
• Tidal Pool

Water with high turbidity 

• is cloudy and hard to see through
• is clear

Temperature, turbidity, and suspended sediment are all 

• chemical indicators of water quality
• physical indicators of water quality
• biological indicators of water quality
• not indicators of water quality

Tags

NGSS.HS-ESS2-5

Which of the following is an effect of excess fertilizer washing into streams and lakes?

• the pH is too low for plants and animals
• cooler water holds more oxygen
• increased sediment reduces oxygen
• algae "blooms", leading to lower oxygen

Tags

NGSS.MS-LS2-4

Which statement is true about streamside vegetation?

• trees provide shade, which makes water too cold for most animals
• roots help stabilize shorelines, preventing erosion
• leaves that fall into the water pollute the stream
• plants along a stream steal oxygen from the animals

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

Having a pH of 4 means that the liquid is more ____________

• acidic
• basic

The variety of plants and animals found in any given space

• Biodiversity

• Turbidity

• Bio-indicator

• pH

Tags

NGSS.MS-LS2-5