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Marine Bio
Final review
49
Other
Undergraduate 1
12/18/2006

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Cards

Term
phytoplankton are...
Definition
microscopic plants
Term
the smallest oldest life forms and simplet organisms in the sea are
Definition
the prokaryotes
Term
the smallest oldest life forms and simplet organisms in the sea are
Definition
the prokaryotes
Term
detritus
Definition
dead particulate organic material
Term
the plankton are
Definition
microscopic organisms that drift with the currents
Term
The most important primary producers in the ocean are
Definition
the very smallest phytoplankton
Term
Heterotrophic organisms use...
Definition
preformed organic matter for their nutrition
Term
What don't macroalgae have
Definition
roots
Term
the three major groups of macroalgae are
Definition
red, green, brown
Term
Carrageenan
Definition
is obtained from red alge and found in many foods
Term
What eats seagrasses
Definition
turtles and manatees
Term
Carrageenan
Definition
is obtained from red algae and found in many foods
Term
Mangroves are
Definition
the richness and variety of life on earth
Term
The epipelagic zone
Definition
basically the euphotic zone
Term
Holoplankton are
Definition
zooplankton that spend their entire life as plankton
Term
How do benthic organisms colonize new areas of the ocean
Definition
they have a planktonic larval stage in their life cycle
Term
Crustacea have
Definition
an endoskeleton
Term
Krill are
Definition
a shrimp like organism
Term
Marine snow is
Definition
discarded larvacean houses
Term
Crustacea have
Definition
an exoskeleton
Term
Krill
Definition
are a shrimp like organism
Term
Marine Snow is
Definition
discarded larvacean houses
Term
Zooplankton vertical migration is in sync with
Definition
light levels
Term
the microbial loop
Definition
describes how bacteria use dissolved organic matter to grow on
Term
Where are phytoplankton most productive
Definition
coastal/upwelling areas
Term
In the open ocean what limits the growth of phytoplankton
Definition
nutrients
Term
what color penetrates the water the most
Definition
blue
Term
one reason why upwelling areas are so productive for commercial fisheries because
Definition
the food chain is so short
Term
sea otters are most important to kelp communities because
Definition
they eat sea urchins
Term
the complete body of a seaweed is known as
Definition
thallus
Term
diatom frusules get smaller as they divide and to get them larger again what do the cells do
Definition
have sex
Term
organisms that eat plants are called
Definition
herbivores
Term
organisms that eat plants are called
Definition
herbivores
Term
primary producers occupy the
Definition
first trophic level
Term
generally there is little phytoplankton photosynthesis occuring deeper than the
Definition
1 percent
Term
Liebigs law of minimum
Definition
the essential nutrient present in hte lowest amount limits growth
Term
the process in which bacteria break down particulate matter to release nutrients is called
Definition
remineralization
Term
iron availability often limits phytoplankton productivity most iron enters the ocean from
Definition
dust
Term
when the thermocline breaks down in hte winter, what enters the euphotic zone from deep water
Definition
nutrients
Term
in the ocean, rates of primary productivity are highest
Definition
near the coastlines
Term
why is primary productivity high along the equator in hte Pacific Ocean
Definition
equatorial upwelling
Term
vertical migration in zooplankton is correlated with
Definition
light levels
Term
kelp do not like
Definition
warm water
Term
mangrove seeds germinate
Definition
on the plant
Term
sea otters insulate their bodies from cold water
Definition
having a very dense coat of hair
Term
baleen whales mainly feed on
Definition
plankton
Term
the real start of marine biological research is generally acknowledged to be
Definition
British challenger expedition
Term
the scientific method is
Definition
flexible framework of inquiry used by scientists
Term
what are guyots
Definition
originate from coral atolls which have sunk beneath teh sea surface
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