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- 1. Multiple Choice
An area of land that is covered with a shallow layer of water during some or all of the year is called a -
drainage basin
wetland
delta
watershed
- 2. Multiple Choice
Select all the biotic factors that could affect an ecosystem
a factory
trees
animals
pesticides
humans
- 3. Multiple Choice
Select all the abiotic factors that could affect an ecosystem.
animals
a factory
sunlight
trash
soil/dirt
- 4. Multiple Choice
Select all the statements that are true regarding estuaries.
It is okay to dump trash in an estuaries.
Freshwater and saltwater mix in an estuary
The Chesapeake Bay is the largest estuary in the US.
Very few organisms live in an estuary
Estuaries provide habitat for many living things.
- 5. Multiple Choice
Which of these is NOT a function of wetlands?
They are excellent areas for disposing waste.
They provide shelter for wildlife.
They help remove pollutants from the water.
They help reduce erosion of the land.
- 6. Multiple Choice
The transition areas between dry land and bodies of water are known as -
watersheds
floodplains
tributaries
wetlands
- 7. Multiple Choice
The Chesapeake Bay is ________because it is an enclosed body of water where freshwater mixes with salty ocean water.
an estuary
a watershed
a river system
a wetland
- 8. Multiple Choice
The mixture of fresh and salt water is called -
turbid water
brackish water
saturated water
tidal water
- 9. Multiple Choice
Washing away of the land by the water as it flows by is called -
groundwater
deposition
sediment
erosion
- 10. Multiple Choice
Wetlands that are influenced by the tides and found along the shores of oceans, bays, and rivers are called-
coastal wetlands
oceanic wetlands
freshwater wetlands
swamps
- 11. Multiple Choice
What is the main difference between a swamp and a marsh?
A marsh is flooded grassland and a swamp is flooded woodland
A marsh is flooded woodland and a swamp is flooded grassland.
A marsh is an overgrown lake and a swamp is flooded grassland.
A marsh is flooded grassland and a swamp is an overgrown lake.
- 12. Multiple Choice
Which of these is NOT an example of a freshwater wetland?
Bogs
Swamps
Freshwater marshes
Mangrove forests
- 13. Multiple Choice
Due to the seasons, the water level of a wetland -
stays the same all year
must be at least 1 meter deep
can change throughout the year
is too deep to walk through
- 14. Multiple Choice
The wetland ecosystem that has very acidic water and plants know as peat moss is called a -
freshwater marsh
bog
salt marsh
swamp
- 15. Multiple Choice
A wetland community of grassy plants living in rih muddy soil found along the shores of oceans, bays, and rivers that is influenced by tides is a -
bog
freshwater marsh
salt marsh
swamp
- 16. Multiple Choice
Fish dying when the pH goes too high is an example of :
a biotic factor decreasing an abiotic factor
an abiotic factor decreasing an abiotic factor.
an abiotic factor decreasing a biotic factor
a biotic factor decreasing a biotic factor.
- 17. Multiple Choice
Which of the following organisms would NOT be found in a wetland?
Great Blue Heron
Hammerhead Shark
Box turtle
Dragonfly
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