Study Jams Aquatic Ecosystems

Which lists animals that live in an aquatic ecosystem?

• black bear, deer, vole

• ducks, turtles, amphibians

• panthers, monkeys, snakes

Bryson is comparing two different ecosystems and creates the following list of similarities: aquatic, diverse fish life, high salt concentration, plentiful light at the water's surface. Which two ecosystems is Bryson most likely comparing?

• ocean and lake

• estuary and ocean

• grassland and pond

Which is most accurate in describing an estuary ecosystem?

• High salt levels keep the water clear of nutrients and proteins.

• Freshwater mixes with saltwater to provide a nutrient-rich environment.

• Cold water mixes with saltwater to create a cooling effect that encourages growth.

Which ecosystem is most similar to an estuary?

• salt marsh

• ocean

• pond

A wetland that contains a mixture of fresh water and salt water is called

• an estuary

• a stream

• a river

• a pond

Estuary water should have 

• less salt than the ocean

• more salt than the ocean

• no salt

Organisms in estuaries must be able to survive

• frequent dry conditions

• high winds

• changing salt levels

Tags

NGSS.MS-LS1-5

Which is a fresh water ecosystem?

• river

• estuary

• ocean

This aquatic ecosystem is a ...

• estuary

• pond

• wetland

• Open ocean

• coral reef

Tags

NGSS.MS-LS2-1

Coral bleaching is due to global warming...

• true

• false

• sometimes

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-4

NGSS.MS-LS2-5