Aquatic Ecosystems Review

What is the difference between freshwater and marine ecosystems?

• A freshwater ecosystem is an aquatic ecosystem with high levels of dissolved salts in the water, marine ecosystem have low levels dissolved salts

• A freshwater ecosystem is an aquatic ecosystem with low levels of dissolved salts in the water, marine ecosystem have high levels dissolved salts

What is this picture an example of in Figure 1?

• Marine ecosystem

• Watershed

• Topography Map

• Climate zones

Tags

NGSS.MS-ESS2-4

How can water that mixes with freshwater and saltwater be described?

• Low Dissolved saltwater

• High Dissolved Salt Water

• Brackish

• Freshwater

What is an estuary?

• a unique aquatic ecosystem where rivers flow into the open sea

• Are ecosystems that are covered with water for at least part of the year.

• Ecosystems with high dissolved salts

• Ecosystems without trees

Tags

NGSS.MS-LS2-3

Which of the following is considered a pelagic ecosystem? 

• Intertidal Zone

• Neritic Zone

• Littoral Zone

• Limnetic Zone

What is a wetland?

• Ecosystems with low dissolved salts

• Are ecosystems that are covered with water for at least part of the year.

• Ecosystems with high dissolved salts

• Ecosystems without trees

Tags

NGSS.MS-ESS2-4

NGSS.MS-LS2-3

Which description best fits the term "pelagic ecosystem?

• Open water far from the shore

• A wetland dominated by trees

• A wetland dominated by grasses

• The part of landmass that is submerged beneath the ocean

Tags

NGSS.MS-LS2-3

Zone 1 is closest to the shore. Which zone is closest to the shore?

• Intertidal

• Oceanic

• Neritic

• Pelagic

Which zone represents water above the continental shelf?

(Hint: What is Zone 2?)

• Intertidal

• Oceanic

• Neritic

• Pelagic

Which zone is the deepest and most aphotic in the marine ecosystem? (Hint: What is Zone 7?)

• Intertidal

• Oceanic

• Abyssal

• Pelagic