Ponds and Lakes
Coral Reefs
Estuaries
Wetlands
Oceans
100
When Plankton die, what zone do they fall to?
The Profundal zone.
100
Where are coral reefs distributed?
Warm and shallow waters.
100
What is an Estuary?
Areas where freshwater streams or rivers merge with the ocean.
100
What is a wetland?
A wetland is a place where areas of standing water support aquatic plants.
100
What are oceans the largest of?
Oceans are the largest ecosystems.
200
What are ponds and lakes remnants from?
They are remnants from the Pleistocene glaciation.
200
What are the natural dominate organisms of coral reefs?
Coral.
200
What to estuaries support?
A variety of worms, waterfowl, crabs, and oysters.
200
What are the plant species called that have adapted to the moist and humid conditions?
Hydrophytes.
200
What is the intertidal zone?
It is where the ocean meets land; sometimes exposed and sometimes submerged.
300
Why is the Profundal zone so much denser and colder than the other three zones?
It is the bottom zone and little light penetrates through the other two zones to get to the Profundal.
300
What does coral consist of?
Algae and tissues of animal polyp.
300
How do estuaries create such unique ecosystems?
The mixing of waters with such different salt concentrates.
300
What is a wetland not considered?
A wetland is not considered a freshwater ecosystem.
300
What is the abyssal zone located in the deep ocean?
It is a very cold, high in oxygen content, highly pressured, but low in nutritional content.
400
What is narrow zone called where the temperature changes rapidly?
The thermocline.
400
How does coral obtain nutrition?
It extends its tentacles to obtain plankton from the water.
400
What can be found here?
Marsh grasses, seaweed, micro flora, and macro flora.
400
What do wetlands have that is higher than any other ecosystem?
They have the highest species diversity.
400
What do some say about the ocean?
It contains the richest diversity of species even though it contains less species than there is on land.
500
What are the three zones that ponds and lakes are divided into?
The Littoral zone, the Limnetic zone, and the Profundal zone.
500
Besides coral, what does the fauna include?
Several species of microorganisms, fishes, sea stars, octopuses, sea urchin, and invertebrates.
500
What tree is found here, but is only located in the tropics?
The Mangrove tree.
500
What can be found in a wetland?
Reptiles, amphibians, furbearers, and birds can all be found in a wetland.
500
Why do chemosynthetic bacteria thrive near hydrothermal vents?
Because of the high amounts of hydrogen sulfide and other minerals that they emit.
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