Coral Reefs and Marine Ecosystems

What are organisms living on, near, or in the sediment of lakes called?

• Nektonic
• Planktonic
• Limnetic
•  Benthic

All of the following are examples of freshwater ecosystems EXCEPT ________________.

• ponds

• Estuaries

• lakes

• rivers

Tags

NGSS.5-ESS2-2

All of the following are examples of marine ecosystems EXCEPT __________________.

• Tide pools

• Coral Reefs

• Ponds

• Oceans

What is an aquatic ecosystem?

• An aquatic ecosystem includes any water environment and the community of organisms that live there

• An aquatic ecosystem includes any land environment and the community of organisms that live there.

A(n) ________________ is an area of land that is covered or saturated with water for at least part of the year. Bogs, marshes, and swamps are all examples of this kind of land.

• Marine ecosystems

• Freshwater ecosystems

• Wetlands

How is an estuary different from a freshwater ecosystem and a marine ecosystem?

• Estuaries ONLY have freshwater

• Estuaries are a mixture of fresh water and salt water.

• No living things can survive in an estuary

Tags

NGSS.MS-LS2-2

Which is NOT a freshwater ecosystem?

• a river
• a lake 
• an estuary
• a stream

Tags

NGSS.5-ESS2-2

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

• an estuary
• a stream
• a river
• a pond

Tags

NGSS.5-ESS2-2

An ecosystem where water covers the soil or water is near the surface of the soil is called

• a desert
• an ocean
• an estuary
• a wetland

Tags

NGSS.MS-LS2-3

Estuaries form where 

• a lake evaporates
• a river meets the sea
• a river becomes dammed
• a wetland becomes filled in

Tags

NGSS.MS-ESS2-4