Aquatic Ecosystems

Front

What are the two regions of the open ocean?

Back

The surface and deep zones.

Front

What are the most common producers in aquatic ecosystems?

Back

Algae.

Front

What is an estuary?

Back

An area where fresh water and salt water meet.

Front

Which of the following is NOT a freshwater ecosystem?

Back

Coral reef.

Front

What percentage of the earth's surface is covered with water?

Back

Approximately 75%.

Front

What is the intertidal zone?

Back

The area of the shore that is exposed to air at low tide and submerged at high tide.

Front

What is the neritic zone?

Back

The shallow part of the ocean where sunlight penetrates, supporting a diverse range of life.

Front

What role do plankton play in aquatic ecosystems?

Back

They are primary producers and form the base of the aquatic food web.

Front

What is the difference between freshwater and saltwater ecosystems?

Back

Freshwater ecosystems contain low concentrations of salt, while saltwater ecosystems, like oceans, have high salt concentrations.

Front

What is a coral reef?

Back

A marine ecosystem characterized by reef-building corals, providing habitat for many marine species.