Env Sci, Ch 7, Aquatic Ecosystems, Post Assessment

Which of the following is not a freshwater ecosystem?

• Lake
• Ocean
• River
• Stream

Amount of dissolved salt

• estuary 
• eutrophication
• salinity
• runoff

What usually has more oxygen and life in it..Cold or Warm Waters??

• Warm Water
• Cold Water

Tropical trees that grow in wetland areas and have roots with breathing pores...

• Coniferous
• Mangroves
• Tussocks

A type of wetland where the soil is composed mainly of decayed plant matter and also forms a pool of water when the ice and snow melt in cold regions...

• Swamp
• Wetland
• Bog

The general word for an area of land that acts like a sponge and has wet soil and is underwater at some point during the year...

• Wetland
• Mangrove
• Taiga

The area between the highest high tide line and the lowest low tide line.

• Intertidal Zone
• Neritic Zone
• Deep Zone

Salt water is denser than fresh water. What ecosystem is most affected by this fact?

• lake
• river
• stream
• estuary

Important limiting factors in streams and rivers include

• amount of oxygen
• temperature of water
• all of the above

Wetlands have high species diversity.

• false
• true