Aquatic Science Fall Semester Review

Front

What is the process called when water changes from a liquid to a gas due to heat?

Back

Evaporation

Front

What device is used to introduce air into an aquarium?

Back

Air pump

Front

What type of aquatic ecosystem is characterized by a mix of fresh and salt water?

Back

Estuary

Front

Why can excess nutrients like nitrates and phosphates be harmful to aquatic environments?

Back

They cause excessive algae growth, which decreases oxygen levels in the water.

Front

What is established by allowing your aquarium to cycle?

Back

Healthy bacteria for biological filtration.

Front

What is the term for the process where water vapor cools and changes back into liquid water?

Back

Condensation

Front

What is the primary source of oxygen in aquatic ecosystems?

Back

Photosynthesis by aquatic plants and algae.

Front

What is the term for the gradual increase in the concentration of pollutants in an organism as you move up the food chain?

Back

Biomagnification

Front

What is the role of wetlands in aquatic ecosystems?

Back

They filter pollutants and provide habitat for wildlife.

Front

What is the term for the movement of water from the land to the atmosphere?

Back

Evapotranspiration