Unit Review

What type of water is found in the Chesapeake Bay?

• freshwater
• brackish water
• saltwater
• distilled water

Runoff from which of the following surfaces would have a negative affect on the watershed?

• forest floor

• grass

• bare soil

• mulch

A watershed is--

• a geographic area where all water drains into a common body of water

• a small building that holds water to be used

• the ocean waves that bring up pieces of sand and shells to the beach area

• a body of water that is clean and unpolluted

Fresh and salt water mix to form what kind of water?

• Salt

• Fresh

• Brackish

• Polluted

Tags

NGSS.MS-ESS2-4

The outline portion contains the land that water flows across or through on its way to a stream, lake, wetland, or other body of water. What term is used to describe this area?w

• Tributary

• Watershed

• Riverbed

• Divide

Tags

NGSS.MS-ESS2-4

Why is it important to keep pollution out of the nearest stream or river?

• the pollution found in the local stream or river eventually flows into the ocean

• the pollution increases the biodiversity of the stream or river

• The pollution decreases soil erosion from the banks of the river or stream

• the pollution enhances the nutrients found in the stream or river causing plant life to grow

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

What will NOT pollute a watershed?

• injected radioactive waste

• compost production

• motor oil spillage

• lawn fertilizers

Tags

NGSS.MS-ESS3-3

Jonie lives in the Chesapeake Bay Watershed. If Jonie pollutes the soil in her backyard, what water systems could be effected?

• The local creek, local river, Chesapeake Bay and Atlantic Ocean

• only the local creek and local river

• only the local creek

• only the local creek, local river, and Chesapeake Bay

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

NGSS.MS-ESS3-4

All of these are abiotic factors EXCEPT--

• sunlight

• living organisms

• air quality

• soil

Tags

NGSS.MS-LS2-3

Group X has oxygen, sunlight, water temperature, salinity and soil. Group Y has algae, salmon, cyanobacteria, snails, seaweed, and water moss. What should group Y be titled?

• Biotic Factors

• nonliving factors

• abiotic factors

• neutral factors