Exam 1 Flashcards
Which plate is off the west coast?
Pacific plate
Primary production
When autotrophs produce more organic matter than they use in respiration
Which plate is off the west coast of South America?
Nazca plate
What does Pangaea mean in what language?
All earth
Greek
What kind of bond makes up a water molecule?
Covalent and polar
What kind of bods are formed between water molecules?
H-bonds
Average salt conc. of world ocean?
35%.
Father of modern taxonomy?
Linnaeus
Cause of currents?
Wind!
Cause of tides?
Moon, sun, earth; gravity
Which symbiotic relationship results in basically no benefit or harm to the host?
Commensalism.
What are the four large ocean basins?
Indian, pacific, arctic, Atlantic
Arctic Ocean
Shallow, low salinity, low species diversity, polar bears& walrus
Where is are the George’s & Grand Banks as well as the North Sea?
Atlantic Ocean
Top predators of the Antarctic peninsula
Seabirds and seal
Crab eater seal eats lots of..
KRILL
What is earths core mostly made up of?
Iron
Creates earths magnetic field?
Swirling motion of liquid outer core