Group Quiz, Aquatic Biodiversity Name: ______
Group Quiz, Aquatic Biodiversity Name: ______
I. Multiple Choice
______1) Cattails, plants which are rooted in the water but grow mostly out in the open
air, are mainly found in a lake’s ___ zone.
A )profundal
B) limnetic
C) littoral
D) benthic
______2) Approximately 2% of the world’s freshwater is found in:
A) glaciers and ice caps
B) groundwater
C) lakes and rivers
D) inland seas
______3) A wetland dominated by trees is a:
A) marsh
B) swamp
C) bog
D) ephemeral pool
______4) Peat moss characterizes the following ecosystem:
A) marsh
B) swamp
C) bog
D) vernal pool
______5) Dead zones result from overfertilization as
A) algae robs oxygen from the water
B) bacteria break down algae and respire in the process
C) algae puts out carbon dioxide due to respiration
D) oligotrophic conditions build up over time
E) eutrophic conditions decrease over time
II. True or False
______1) Upwellings bring water that is high in oxygen to the surface of the ocean.
______2) Upwellings bring water that is rich in nutrients to the surface of the ocean.
______3) A rocky beach is more diverse than a sandy beach.
______4) When designing a marine reserve, a medium-sized one is ideal.
______5) Surface water in the US is much more polluted today than it was 40 years ago.
III. Matching
Terms for Matching
- Residence Time
- Eutrophication
- Nutrient rain
- Photic Zone
- Pelagic Zone
- Benthic Zone
- Kelp Forests
- Coral Reefs
- Intertidal Zones
- Salt Marshes
- Mangroves
- Estuaries
______1) An ocean biome characterized by trees that have roots in salt water, providing habitat and
protecting shorelines from erosion.
______2) An ocean biome characterized by humungous pieces of seaweed.
______3) The most diverse ocean biome; species are taken from here for tropical fishtanks.
______4) This biome provides an important nursery for young fish, shrimp, and other species. It is
threatened by development.
______5) Most plankton in the ocean live in this zone, where they can make their own energy.
______6) Large, predatory fish like tuna spend most of their time in this zone.
3. Examine the cross section of a lake, below. Label the following zones: littoral, limnetic, profundal, benthic (4 points)
IV. Pictures: What is it?
A: ______
B: ______
C: ______
D: ______
E: ______
F: ______
Examine the cross section of the marine environment, below. Label the: euphotic zone (also sometimes called the photic zone); the bathyl zone (also sometimes called the pelagic zone); the benthos (note that the benthos can be found in several areas); the abyssal zone; and the littoral zone.