Aquatic Ecosystems

Land that is periodically underwater is known as what?

• Grassland

• Wetland

• Lake

• Ocean

Organisms that drift with the current and serve as a major food source for aquatic animals are known as what?

• Algae

• Fish

• Nekton

• Plankton

Tags

NGSS.MS-LS2-2

An area where fresh water from rivers mixes with salt water from the ocean is known as what?

• Estuary

• Marsh

• Ocean

• Lake

Tags

NGSS.MS-ESS2-4

NGSS.MS-LS2-3

Coastal land areas that are covered by salt water for all or part of the time are known as what?

• Freshwater wetlands

• Marsh

• Coastal Wetlands

• Swamps

Why do we find a lot of different organisms in estuaries?

• Because it is salt water

• Because it is shallow water

• Because it is freshwater

• Because it receives a lot of light

Tags

NGSS.MS-LS2-2

Dense growths of mangrove trees in swampy areas that can also be found in tropical and subtropical zones are known as what?

• Freshwater swamps

• mangrove swamps

• Estuary

• forest

Tags

NGSS.MS-LS2-5

These types of islands often run parallel to sandy shores. They help to protect the mainland and the coastal wetlands from storms and ocean waves and often provide habitat for wildlife

• Desert Island

• Peninsula

• Estuary

• Barrier Islands

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-4

Invertebrates are species that lack what?

• a brain

• a backbone

• exoskeleton

• feet

The type of organims that you find in aquatic ecosystems depends on this factor of the water.

• Color

• Amount of water

• Salinity

• location of the water

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-2

____________________ are limestone ridges built by tiny coral animals called coral

polyps and the algae that live inside them.

• Barrier Islands

• Salt Marshes

• Swamps

• Coral Reefs