Chapter 7 Aquatic Ecosystems

Front

What is a marine ecosystem dominated by trees with stilt-like roots?

Back

Mangrove swamps.

Front

Which factor is not an important advantage for aquatic organisms living near the surface of a lake or pond?

Back

Presence of decomposing organisms.

Front

What type of lake has a large amount of plant growth due to nutrients?

Back

Eutrophic lake.

Front

Which of the following is not a threat to coral reefs?

Back

Phytoplankton.

Front

What causes most coastal pollution in the United States?

Back

Industrial waste and sewage.

Front

What are the primary characteristics of mangrove swamps?

Back

They are coastal ecosystems characterized by salt-tolerant trees and complex root systems that provide habitat for various species.

Front

What is the difference between oligotrophic and eutrophic lakes?

Back

Oligotrophic lakes have low nutrient levels and clear water, while eutrophic lakes have high nutrient levels and often experience excessive plant growth.

Front

What are some common threats to coral reefs?

Back

Overfishing, pollution, climate change, and habitat destruction.

Front

What role do phytoplankton play in aquatic ecosystems?

Back

Phytoplankton are primary producers that form the base of the aquatic food web, providing energy for various marine organisms.

Front

How does industrial waste contribute to coastal pollution?

Back

Industrial waste can introduce harmful chemicals and heavy metals into marine environments, affecting water quality and marine life.