Marine Biology Exam Part V
Almost there! We're at Rocky V! you gon' let Tommy take you down!? NO!
- 1.One of these is an example of coevolution:
- A.
A seaweed evolving better ways to catch sunlight
- B.
A seaweed evolving a mechanism to take in a particular nutrient
- C.
A limpet evolving a behavior that allows it to escape from a seastar predator
- 2.The relationship between zooxanthallae and reef corals is an example of:
- A.
Mutualism
- B.
Predation
- C.
True love
- 3.Cleaning symbiosis is an example of symbiosis because the partners involved in the association:
- A.
Are not harmed
- B.
Both have coevolved into a close association
- C.
One is harmed while the other is not
- 4.The following is a synonym of autotrophs:
- A.
Consumer
- B.
Primary producer
- C.
Heterotroph
- 5.The difference between food webs and food chains is that food webs:
- A.
Consist of only one trophic level
- B.
Include primary producers as well as consumers
- C.
Are more complex
- 6.Consumers that feed directly on the producers are called:
- A.
Top predators
- B.
Primary consumers
- C.
Carnivores
- 7.An example of a tertiary consumer:
- A.
A seaweed
- B.
A grazer
- C.
A carnivore
- D.
Your mother
- 8.On average, what percentage of energy in a particular trophic level is passed on to the next trophic level?
- A.
100%
- B.
10%
- C.
40%
- 9.The detritus in the water includes:
- A.
Dead organic matter
- B.
Waste products dissolved in water
- C.
All of the plankton
- 10.A fundamental role of decomposers:
- A.
Releasing nutrients for autotrophs
- B.
Causing diseases
- C.
Providing food for carnivors
- 11.Primary production is measured using the following units:
- A.
Gm Carbon/depth
- B.
Gm carbon/area/time
- C.
Gm carbon/time
- D.
Gm carbon/hammer/time
- 12.In the dark light bottle experiment, one of the following is measured in the dark bottle:
- A.
Photosynthesis
- B.
Respiration
- C.
Decompostion
- 13.The amount of clorophyll in the water is a direct estimate of:
- A.
Primary production
- B.
Respiration
- C.
Oxygen utilization
- 14.In the carbon cycle, plants play a fundamental role by:
- A.
Increasing the amount of dissolved carbon dioxide of respiration and decreasing it as a result of photosynthesis
- B.
Increasing the amount of a dissolved arbon dioxide as a result of decomposition
- C.
Too long to write.
- D.
Burning out.
- 15.Nitrogen fixation is performed at sea by:
- A.
Seaweeds
- B.
Cyanobacteria
- C.
Phytoplankton
- 16.Sessile organisms are part of the:
- A.
Benthos
- B.
Nekton
- C.
Plankton
- 17.The subtidal zone is the area:
- A.
Between low and high tide
- B.
Between the intertidal zone and the continental shelf
- C.
Above the higest reefs
- 18.Niche overlap eventually leads to :
- A.
Mutualism
- B.
Commensalism
- C.
Competition
- D.
Communism
- 19.The second level (right above the base) in the marine food web with the energy base of dissolved inorganic compounds consists of:
- A.
Green plants
- B.
Herbivorous fish
- C.
Sponges
- 20.The second level (right above the base) in the marine food web with the energy base of inorganic compounds consists of:
- A.
Green plants
- B.
Herbivorous fish
- C.
Seriously. same question
- D.
Don't mess up twice.
- 21.The loss of estuaries and mangrove forests is particularly serious since these ecosystems
- A.
Provide nesting for birds
- B.
Are among the most productive of all marine ecosystems
- C.
Provide habitats to many species
- D.
All of the above
- 22.Coral reefs are being directly affected by the destruction of:
- A.
Tropical rainforests
- B.
Estuaries
- C.
Sandy beaches
- 23.One important reason behind the destruction of mangrove forests in recent years is:
- A.
Shrimp farming
- B.
Bird hunting
- C.
Whale wars
- D.
Whale wars
- 24.Pollution is best described as
- A.
Adding substances or energy that harm the environment
- B.
Changing the population of the species
- C.
The decrease in quality of the environment from natural events
- 25.Eurotophication is a type of pollution caused by:
- A.
Pesticides
- B.
Oil runoff
- C.
Fertilizers
Questions: 22 | Attempts: 6761 | Last updated: Apr 8, 2015
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