Aquatic Ecosystems and Biomes

What aquatic biome is characterized by flowing fresh water?

• Lakes/Ponds
• Mangroves Swamps
• Rivers/Streams
• Coral Reefs

Which of the following is considered a wetland?

• Swamps
• Marshes
• Bogs
• All of the above.

Which of the following is the best definition for estuary?

• Narrow band of coastline that exists between high and low tide.
• Areas along the coast where fresh water from rivers mixes with salt water from the ocean.
• Flowing fresh water containing rapids.
• Freshwater aquatic areas that are saturated by water for at least part of the year.

In which biome do these plants (seagrass) survive? 

• wetland
• ocean
• freshwater

Which biome is pictured below?

• ocean
• freshwater
• coral reef 
• wetland

In which biome do these plants (phytoplankton) not survive?

• freshwater
• coral reef
• ocean
• desert

Which biome is pictured below?

• freshwater
• wetland
• coral reef
• ocean

Which brackish watery biome has some areas that are salty, and some areas that are freshwater?

• freshwater
• coral reef
• estuary
• ocean

Which watery biome has the highest concentration of salt?

• estuary
• wetland
• freshwater
• coral reef

Which watery biome has the lowest concentration of salt?

• freshwater
• ocean
• coral reef
• wetland