Aquatic Biomes

Which of these describes a lake/pond?

• starts from snow melt

• top layer may freeze in winter

• one of the most productive biomes in the world

• example is the Florida Everglades

these organisms are found in the benthic zone

• sharks and jellyfish

• algae/ sea turtles

• sea stars/mussels

• crabs and lobster

This biome has organisms that are soft bodied and secrete a stone-like framework (calcium carbonate shells)

• intertidal zones

• coral reefs

• open ocean

• rivers and streams

This biome has 3 zones: photic, aphotic and benthic

• salt marsh

• lakes and ponds

• open ocean

• intertidal zone

cattails, duckweed, sedges are in this biomes

• intertidal zone

• open ocean

• salt marsh

• freshwater wetland

What are semi enclosed areas where rivers meet the ocean?

• streams

• coral reefs

• estuaries

• fresh water marsh

Where is the profundal zone?

• in lakes, where the sun doesn't reach

• the muddy bottom of a lake or pond

• the shallow zone of soil and water in lakes

• the area of land between the levels of high tide and low tide

which is NOT true about coral reefs?

• located in warm, shallow water

• are tiny animals that secrete a layer of limestone around them

• they are impacted by rising pH levels

• most diverse marine biome

Most photosynthesis in lakes and ponds occurs in the ___ zone.

• benthic

• littoral zone

• aphotic zone

• profundal zone

Which is NOT an important ecosystem service provided by wetlands?

• flood control

• breeding habitat for birds

• seed dispersal

• water filtration