Understanding Water Quality and Ecosystems

Which process in the water cycle involves water vapor cooling and changing into liquid droplets?

• Evaporation

• Condensation

• Precipitation

• Infiltration

Tags

NGSS.MS-ESS2-4

What term describes pollution that comes from a single, identifiable source?

• Nonpoint source pollution

• Point source pollution

• Diffuse pollution

• Atmospheric pollution

Which factor directly affects the amount of dissolved oxygen (DO) in water?

• Temperature

• Color

• Salinity

• pH

Which group of organisms is commonly used as indicators of water quality?

• Macroinvertebrates

• Fish

• Algae

• Birds

Which of the following is an example of an invasive fish species?

• Common carp

• Rainbow trout

• Bluegill

• Largemouth bass

Tags

NGSS.MS-LS2-2

Which water cycle process involves water moving from the surface into the ground?

• Runoff

• Infiltration

• Condensation

• Transpiration

Which of the following is a point source of pollution?

• Factory discharge pipe

• Fertilizer runoff from fields

• Urban stormwater

• Atmospheric deposition

Tags

NGSS.MS-ESS3-3

As water temperature increases, what generally happens to dissolved oxygen (DO) levels?

• DO increases

• DO decreases

• DO remains the same

• DO fluctuates randomly

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-4

Which macroinvertebrate is typically found in high water quality environments?

• Mayfly nymph

• Midge larva

• Leech

• Tubifex worm

Tags

NGSS.MS-LS1-5

Which plant is considered invasive in many aquatic ecosystems?

• Water hyacinth

• Duckweed

• Cattail

• Water lily

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5