Water Quality Indicators & Watersheds Test Review

What makes an estuary such a great place for aquatic life? Choose the best answer.

• nutrient trap and calm water

• nutrient trap and rough water

• calm, brackish water

• rough, brackish water

What is the flat area of land that has sediment deposited when water overflows from rivers?

• Estuary

• Floodplain

• Wetland

• Tributary

Where fresh water from rivers meets salt water from the ocean.  Also a large nursery for baby animals.

• watershed
• estuary
• wetlands
• tributary

Tags

NGSS.MS-LS2-5

When salt and fresh water mix, what is the new water substance called?

• Brackish Acid
• Fresh Water
• Salt Water
• Brackish Water

Tags

NGSS.MS-ESS2-4

______________________ is water waste discharge from a single source.

• nonpoint source pollution
• wastewater
• point source pollution
• pathogen

Tags

NGSS.MS-ESS3-3

______________________ is water waste that comes from many different sources.

• biomagnification
• point source pollution
• nonpoint source pollution
• wastewater

Tags

NGSS.HS-ESS2-5

How do plants help reduce erosion?

• plants release oxygen through photosynthesis

• plants absorb carbon dioxide through photosynthesis

• the roots of the plant help keep the soil in place

• plants will absorb excess nitrates to make their broteins

Organisms that live in an estuary must have which kind of adaptation?

• adapted to large amounts of salt

• adapted to small amounts of salt

• adapted to less dissolved oxygen

• adapted to variations (changes) in salt

Which state is NOT included in the Chesapeake Bay Watershed?

• Virginia

• Maine

• New York

• Pennsylvania

Tags

NGSS.4-ESS2-2

Why is water from an AQUIFER more likely to be cleaner than water from other sources?

• It forms where fresh and saltwater meet

• It rises to the surface near the ocean

• It receives water directly from precipitation

• Pollutants are filtered by rock and soil within the earth