Oceanography Exam
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Practice exam for Oceanography1001 exam
- 1.Animals and plants living attached to the bottom are members of the
- A.
Phytoplankton
- B.
Zooplankton
- C.
Nekton
- D.
Benthos
- E.
All of these are correct
- 2.Marine algae is found in which sequence from sea surface to deeper water?
- A.
Green, brown, red
- B.
Red, brown, green
- C.
Green, red, brown
- D.
Brown, green, red
- E.
Red, green, brown
- 3.The relationshpi between the clown fish and the sea anemone is called
- A.
Symbiosis
- B.
Commensalism
- C.
Mutualism
- D.
Symbiosis and commensalism
- E.
Symbiosis and mutualism
- 4.Animals that continually burrow through the sediments are usually
- A.
Filter feeders
- B.
Predators
- C.
Deposit feeders
- D.
Grazers
- E.
Carnivores
- 5.Animals that live on bits and pieces of organic material washed in from the sea or off the land are called
- A.
Filter feeders
- B.
Herbivores
- C.
Deposit feeders
- D.
Detritus feeders
- E.
Grazers
- 6.Which animals are filter feeders
- A.
Clams and mussels
- B.
Octopuses and squid
- C.
Snails and slugs
- D.
Starfish and sea urchins
- E.
Jellyfish and sea anemones
- 7.Which organisms burrow into the deep-ocean muds causing a process called bioturbation?
- A.
Starfish
- B.
Sponges
- C.
Sea cucumbers
- D.
Clams
- E.
Sea urchins
- 8.Detritus is
- A.
Important in marine food webs
- B.
Reworked deep-sea sediment by worms and sea cucumbers
- C.
Former plant/animal material degraded by decomposers
- D.
Important in marine food webs and reworked deep-sea sediment by worms and sea cucumbers are correct
- E.
Important in marine food webs and former plant/animal material degraded by decomposers are correct
- 9.Zooxanthellae are
- A.
Dinoflagellates living in tropical corrals
- B.
Copepods feeding on diatoms and dinoflagellates
- C.
Bacteria associated with hydrothermal vents
- D.
The same as krill
- E.
Members of the meroplankton
- 10.Coral reefs are formed by
- A.
Coral polyps and calcareous algae
- B.
Shells and worm tubes
- C.
Volcanic action and subsidence
- D.
Coral polyps and calcareous algae and shells and worm tubes are correct
- E.
Coral polyps and calcareous algae, shells and worm tubes, and volcanic action and subsidence are correct
- 11.An individual coral animal is known as a/an
- A.
Zooxanthella
- B.
Polyp
- C.
Sponge
- D.
Alga
- E.
Zooxanthella or polyp; both are correct
- 12.Symbiosis is
- A.
Grouping organisms according to their ability to cope with water loss
- B.
A close intimate relationship between two dissimilar organisms
- C.
The relationship between animals and their environment
- D.
A herbivore and the algae on which it grazes
- E.
Marine bacteria living on decaying tissue
- 13.Biodiversity in the oceans refers to the
- A.
Number of individuals of any single species
- B.
Presence of algae and other organisms on coral reefs
- C.
Number of organisms in a specific environment
- D.
The existence of symbiotic relationships
- E.
The variety of species in an area
- 14.A transgenic fish
- A.
Has a gene from another species
- B.
Is triploid
- C.
Is sterile
- D.
Is triploid and is sterile are correct
- E.
Has a gene from another species, is triploid, and is sterile are correct
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