Aquatic Biomes

Front

What is the amount of salt dissolved in water called?

Back

Salinity

Front

Which aquatic biome is characterized by flowing fresh water?

Back

Rivers/Streams

Front

As rivers flow from their headwaters in the mountains down to flatter areas, how do they change?

Back

They become wider, warmer, and slower.

Tags

NGSS.MS-ESS2-4

Front

Which aquatic biome has the lowest concentration of salt?

Back

Freshwater

Front

What are bottom-dwelling organisms of the ocean, often attached to hard surfaces, called?

Back

Benthos

Front

What is the primary characteristic of a wetland?

Back

Wetlands are areas where water covers the soil, either permanently or seasonally.

Front

What is the difference between nekton and plankton?

Back

Nekton are free-swimming aquatic organisms, while plankton are drifting organisms.

Front

What role do decomposers play in aquatic ecosystems?

Back

Decomposers break down dead organic matter, recycling nutrients back into the ecosystem.

Tags

NGSS.MS-LS2-3

Front

What is the primary source of energy for most aquatic ecosystems?

Back

The sun, which supports photosynthesis in aquatic plants.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Front

What is the term for organisms that float in the water column and are unable to swim against currents?

Back

Plankton