Unit 1
Study of the ocean floor
What is bathymetry?
A species that has a large effect on the types and abundances of other species
What is a keystone species?
Animals with a backbone.
What are vertebrates?
The back of a fish.
Makes up 70% of the Earth's surface.
Presence of tectonic activity.
What is an active margin?
Most productive and biodiverse biomes on Earth.
What are estuaries?
The phylum sponges are in.
What is Phylum Porifera?
The underside of a fish.
What is ventral?
The biggest animal in the ocean.
What is a blue whale?
V-shaped trench caused by turbidity currents.
What are submarine canyons?
What is the Pelagic zone?
Jellyfish have two forms.
What is medusa and polyp?
Shark with a tail the size of its body.
What is a thresher shark?
Animal that is at the top of most oceanic food chains.
What are sharks?
an area where fresh water from rivers mixes with salt water from the ocean
What is an estuary?
Process that provides nutrients to the surface waters of the ocean.
What is upwelling?
Stinging cells.
What are nematocysts?
Pancake-shaped organisms in the water.
What are skates and rays?
Biggest ray species in the ocean.
What is a Manta Ray?
Structure formed when sea level rises or when land sinks
What is a submergent coastline?
Factors that drive evolution of organisms in the Pelagic zone.
What is water temperature, oxygen %, and pressure?
Makes up the shell of Mollusks.
What is calcium carbonate?
Fish that can produce 200 volts of electricity.
What is an electric ray?
A gradient in temperature in a body of water.
What is thermocline?