Aquatic Ecosystems Test/Quiz

T2 - Benthos are organisms that live

• On the surface of the water
• throughout the water column
• ocean floor
• shallow water

The proportion of dissolved salts to pure water.

• Acidification

• Salinity

• CO2

• Abyssal

Tags

NGSS.MS-ESS2-6

Free-floating forms with little power of locomotion.

• Plankton

• Nekton

• Benthos

Bottom Dwellers

• Plankton

• Nekton

• Benthos

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-3

An area of land that is periodically underwater

• Coral Reef
• Marshes
• Wetland
• Swamp

An area in which fresh water from a river mixes with salt water from the ocean

• Mangrove Swamp
• Estuary
• Marshes
• Wetland

Tags

NGSS.MS-LS2-3

Area dominated by woody plants such as flood-tolerant trees and shrubs

• Mangrove Swamp
• Swamp
• Salt Marshes
• Wetland

Tags

NGSS.MS-LS2-4

A tropical or subtropical marine swamp that is characterized by the abundance of low to tall trees

• Coral Reef
• Estuary
• Marshes
• Mangrove Swamp

Tags

NGSS.MS-LS2-5

All organisms that swim actively in open water, independent of currents are called 

• Nekton
• Benthos
• Plankton
• Runoff

An increase in the amount of nutrients, such as nitrates, in a marine or aquatic ecosystem is 

• Benthos
• Nekton
• Eutrophication
• Plankton

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-1