Aquatic ecosystems

This biome has the most diverse species of plants and animals.

• desert
• tropical rainforest
• savanna
• tundra

Which two biomes have the least precipitation?

• tropical rain forest and temperate grasslan
• savanna and tropical dry forest
• tundra and desert
• boreal forest and temperate woodland

Tags

NGSS.MS-ESS2-4

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

The intertidal zone of oceans

• surrounds continents
• is on the coastline
• has tides that rise and fall each day
• is the open ocean

Tags

NGSS.HS-ESS2-5

Which factor(s) affect aquatic ecosystems?

• depth
• flow
• nutrients
• all affect aquatic ecosystems

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

NGSS.MS-LS2-4

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

Which is NOT a freshwater wetland?

• estuary
• marsh
• bog
• swamp

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

Estuary water should have 

• less salt than the ocean
• more salt than the ocean
• no salt

Tags

NGSS.5-ESS2-2