Unit 1
Water is an excellent __________ because it can dissolve almost any polar substance.
Solvent
An area where the river meets the sea is called this.
An Estuary
About this much of the world’s ice free coastline consists of sandy shores
2/3
Parrotfish are important to this process
bioerosion
Blubber is on what body section to keep polar animals warm
the core/ stomach
A polar molecule has these two charges on either side.
a positive and a negative charge
90 degrees
This means running out of water
Desiccation
Coral has a mutualistic relation ship with this
zooxanthellae
Ice cools our planet by doing this
reflecting sunlight
This historical figure is considered by many to be first marine biologist.
Aristotle
Low tide does this to salinity in the estuary
increases
Anerobic bacteria are this meaning they do not need high oxygen levels
anoxic
Corals are part of this phyla
Cnidaria
Krill are a species of crustacean that are important because:
They are a keystone species that many animals depend on
What are the correct molecules and their amounts in water
H2O
2 Hydrogen
1 Oxygen
Water quality suffers when nutrients such as nitrogen and phosphorus infiltrate the water from the watershed. This can cause ___________________.
Algae blooms and red tide
Heavy wave action leaves this kind of sediment behind while pushing the other to the beach.
coarse, fine
This happens when coral expels the zooxanthellae so its skeleton shows
coral bleaching
Scientists make inferences about past climate from this
Atmospheric conditions trapped in ice
Describe how the moon and sun are positioned around earth during a spring tide
Land that drains water into a particular set of rivers and transports to the ocean is..
A watershed
This beach boundary is associated with terrestrial plants and ghost crabs
High Swash Line
What are the factors that are important for reef distribution
High nutrients, 24C, Light
0