Aquatic

How do ecologists classify aquatic ecosystems?

• Salinity

• Depth

• Movement

• All of the above

What are wetlands?

• areas of land that are flooded at least part of the year

• the ocean

• lakes

• estuaries

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Salinity refers to

• how many plants are in the water

• how many organisms live in the water

• how much salt in is water

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

The bottom region of oceans and bodies of fresh water is 

• Benthos

• Benthic Zone

• Limnetic Zone

• Nekton

Aquatic life is abundant, diverse, and full of sunlight at which zone?

• littoral zone

• benthic zone

• limnetic zone

Two factors that determine where an organism lives in aquatic ecosystem are 

• Temperature and sunlight

• Neighbors and housing prices

• Fish and wildlife

• Darkness and tree height

Tags

NGSS.MS-LS1-5

What is at the base of the food chain in the ocean?

• whales

• plankton

• turtles

• seaweed

Tags

NGSS.MS-LS2-3

Free swimming organisms

• Benthos

• Nekton

• Amoba

• Crustacean

Bottom dwelling organisms.

• Plankton

• Fish

• Mammals

• Benthos