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Exam 4
Oceanography
25
Other
Undergraduate 2
11/27/2009

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Cards

Term
Is considered a member of the nekton
Definition
Dolphin
Term
Species at the bottom of a trophic pyramid typically have
Definition
a high number of individuals
Term
Phytoplankton can best be described as
Definition
photosynthetic autotrophs
Term
Is considered a member of the zooplankton
Definition
copepod
Term
Which are the most abundant and successful vertebrates (# of species & habitats occupied)
Definition
Fishes
Term
The largest sharks feed on
Definition
Plankton
Term
In sharks, the Ampullae of Lorenzini are used to detect
Definition
electrical signals
Term
To which phylum do squid belong?
Definition
Mollusca
Term
organisms that spend part of their life cycle, usually the larval or egg stages, as plankton
Definition
Meroplankton
Term
a class of jawless fish
Definition
Agnathans
Term
Meat eating whales belong to the order of
Definition
Cetaccea
Term
Marine mammals have no
Definition
gills
Term
Killer whales(orcas) are most closely related to
Definition
Dolphins
Term
What is the deepest diving marine mammal
Definition
Sperm Whale
Term
Which characteristic is shared by all marine mammals
Definition
low birth rate
Term
seaweeds are primarily classified by their
Definition
photosynthetic pigments
Term
coral polyps are responsible for building
Definition
Fringe & barrier reefs and atolls
Term
chemosynthetic producers dominate the base of the trophic pyramid in
Definition
deep sea vent communities
Term
where would you find a holdfast
Definition
at the bottom of a sea weed
Term
Diatoms, Coccolithophores, Dinoflagellates & Picoplankton
Definition
Other Phytoplankton
Term
used to be called red tides
Definition
Harmful Algal Blooms (HABs)
Term
___% of phytoplankton species cause HAB's
Definition
6
Term
most HAB's are caused by
Definition
dinoglagellates
Term
bacterial decomposition of decaying phytoplankton can reduce oxygen levels and often lead to
Definition
fish kills
Term
HAB's effects on humans
Definition
Nausea, numbness, loss of balance, and memory, paralysis , death
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