Biomes & Aquatic Ecosystems 2026

____: a large natural stream of water flowing in a channel to the sea, a lake, or another stream.

• river

• estuary

• mangrove swamp

• marsh

____: an area where fresh water from rivers mixes with salt water.

• marsh

• lake

• nekton

• estuary

____: a limestone ridge found in tropical climates and composed of coral fragments that are deposited around organic remains

• estuary

• coral reef

• mangrove swamp

• salt marsh

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-5

NGSS.MS-LS2-4

____: a freshwater wetland that contains woody plants, such as flood-tolerant trees and shrubs.

• river

• lake

• swamp

• marsh

____: an estuary habitat; a tropical or subtropical marine swamp that is characterized by the abundance of low to tall trees.

• benthos

• coral reef

• mangrove swamp

• salt marsh

Tags

NGSS.MS-LS2-5

____: a freshwater wetland that contains nonwoody plants, such as cattails.

• marsh

• river

• estuary

• swamp

____: a large, standing body of water.

• mangrove swamp

• river

• salt marsh

• lake

Tags

NGSS.MS-ESS2-4

____: an area of land that is periodically underwater or whose soil contains a great deal of moisture.

• lake

• reef

• wetland

• benthos

Tags

NGSS.MS-ESS2-4

What are two main environmental functions of wetlands?

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-1

Estuaries receive fresh nutrients from both _________ and _________.

• reefs, zones

• lakes, ponds

• marshes, swamps

• rivers, oceans

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-1