Unit 4 Review

_____________ is responsible for contaminating our water sources.

• rain

• snow

• sleet

• runoff

What is the ideal pH range for an organism to survive?

• 1-5

• 4.5-8

• 6.5-7.5

• 10-14

Where do most NC rivers drain into?

• Pacific Ocean

• Lake Norman

• Gulf of Mexico

• Atlantic Ocean

Tags

NGSS.MS-ESS2-4

Why are wetlands important?

• they sound cool

• they have water

• they act as natural filters for the ecosystems

• not sure

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

As temperature goes UP, dissolved oxygen levels go _____

• up

• down

• stay the same

Salt water starts seeping into our freshwater groundwater in this process.

• creep

• sludge

• salt water intrusion

• salt water creeping

Tags

NGSS.MS-ESS3-1

How do human populations impact salt water intrusion?

• we remove too much groundwater

• we put too much salt in the pipes

• it doesn't

• too less of people causes more salt water intrusion

Tags

NGSS.MS-ESS3-4

Which activity below impacts our water quality?

• swimming

• drinking

• agriculture

• tanning

Tags

NGSS.MS-ESS3-4

Pollution where we can point out the source is called:

• non point source pollution

• point source pollution

Pollution that comes from a lot of different sources is called:

• non point source pollution

• point source pollution

Tags

NGSS.MS-ESS3-3