OCEANS 100 FINAL EXAM QUESTIONS AND ANSWERS
tunas - -The practice of bycatch or bykill has taken a toll on the Spotted Dolphin because it
likes to swim with _____.
-True - -The Mysticety have rows of baleen plates that allow them to trap food in their
upper jaw
-these intelligent and social fishes evolved from land animals - -Which statement is the
only correct statement about the characteristics of sharks?
-the females having a male permanently attached - -The best evolutionary adaptation of
some deep sea fishes to ensure that their genes get passed down to the next generation is
______.
-Macrocystis - -Which of the following is not an active predator?
-Low; there is a permanent and very stable thermocline - -Primary productivity is
_____inside the great subtropical gyre because_____.
-oxygen enters their gills from high concentration in the water to low concentration in
their blood - -Diffusion is a process that fishes undertake, by which
-they suckle their young with mammary glands and have fur - -That definite and unique
characteristics of marine mammals are
-False - -Of all species living in the oceans, the percent that lives in the benthic realm is
about 60%
-cyanobacteria - -Which of the following is an example of phytoplankton?
-there are vigorous upwelling here allowing sea plants to thrive, as seawaters veer off to
the left - -Chlorophyll concentrations are very high along the coast of southern Africa
because
-photosynthesis - -Most of the Earth's atmospheric oxygen was added by ____________.
-environment of the open sea - -pelagic zone
-organisms that swim or propel themselves - -pelagic animals
-fishes, amphibians, reptiles, birds, mammals
- evolved from cambrian radiation (500 mya) - -vertebrate animals
-swim bladders; stream-lined shape (reduce drag forces)
, - fishes have fins; mammals have modified limbs - -swimming/buoyancy
-schooling groups; camouflage; armor plates/spines; stinging cells/poison; speed - -
avoiding predators
-clownfish + anemone - -symbiotic relationships
-most venomous fish in the world - -stonefish
-discovered/studied mimic octopus - -Mark Norman
-take in O2, eliminate CO2
- water to mouth; gills absorb oxygen + release CO2 - -gas exchange
-water has high concentration of oxygen
- high concentration --> low concentration
- fishes take what they need - -diffusion
-continental shelf - -offshore extends to
-warmer/higher sea levels - -fossil fuels
-algae (seaweed) - -protists
-less productivity - -having strong thermocline
-no thermocline (thermocline disrupts waters); high productivity - -Polar regions
-upwelling + river run off; availability of nutrients; abundance of sea life; high productivity
- -Coasts
-tropical regions (warm waters); high prioductivity - -Coral Reefs
-strong thermocline; permanent - -low productivity
-low productivity; not much life; waters not mixing; not upwelling (no nutrients) - -open
ocean within subtropical gyres of currents
-productivity - -around every coast
-waters veer off to west because of ekman flow - -coastal upwelling
-water + carbon dioxide + energy (sunlight) --> glucose + oxygen
energy comes from sun (at the surface) - -photosynthesis
-*plants, protists, bacteria*
tunas - -The practice of bycatch or bykill has taken a toll on the Spotted Dolphin because it
likes to swim with _____.
-True - -The Mysticety have rows of baleen plates that allow them to trap food in their
upper jaw
-these intelligent and social fishes evolved from land animals - -Which statement is the
only correct statement about the characteristics of sharks?
-the females having a male permanently attached - -The best evolutionary adaptation of
some deep sea fishes to ensure that their genes get passed down to the next generation is
______.
-Macrocystis - -Which of the following is not an active predator?
-Low; there is a permanent and very stable thermocline - -Primary productivity is
_____inside the great subtropical gyre because_____.
-oxygen enters their gills from high concentration in the water to low concentration in
their blood - -Diffusion is a process that fishes undertake, by which
-they suckle their young with mammary glands and have fur - -That definite and unique
characteristics of marine mammals are
-False - -Of all species living in the oceans, the percent that lives in the benthic realm is
about 60%
-cyanobacteria - -Which of the following is an example of phytoplankton?
-there are vigorous upwelling here allowing sea plants to thrive, as seawaters veer off to
the left - -Chlorophyll concentrations are very high along the coast of southern Africa
because
-photosynthesis - -Most of the Earth's atmospheric oxygen was added by ____________.
-environment of the open sea - -pelagic zone
-organisms that swim or propel themselves - -pelagic animals
-fishes, amphibians, reptiles, birds, mammals
- evolved from cambrian radiation (500 mya) - -vertebrate animals
-swim bladders; stream-lined shape (reduce drag forces)
, - fishes have fins; mammals have modified limbs - -swimming/buoyancy
-schooling groups; camouflage; armor plates/spines; stinging cells/poison; speed - -
avoiding predators
-clownfish + anemone - -symbiotic relationships
-most venomous fish in the world - -stonefish
-discovered/studied mimic octopus - -Mark Norman
-take in O2, eliminate CO2
- water to mouth; gills absorb oxygen + release CO2 - -gas exchange
-water has high concentration of oxygen
- high concentration --> low concentration
- fishes take what they need - -diffusion
-continental shelf - -offshore extends to
-warmer/higher sea levels - -fossil fuels
-algae (seaweed) - -protists
-less productivity - -having strong thermocline
-no thermocline (thermocline disrupts waters); high productivity - -Polar regions
-upwelling + river run off; availability of nutrients; abundance of sea life; high productivity
- -Coasts
-tropical regions (warm waters); high prioductivity - -Coral Reefs
-strong thermocline; permanent - -low productivity
-low productivity; not much life; waters not mixing; not upwelling (no nutrients) - -open
ocean within subtropical gyres of currents
-productivity - -around every coast
-waters veer off to west because of ekman flow - -coastal upwelling
-water + carbon dioxide + energy (sunlight) --> glucose + oxygen
energy comes from sun (at the surface) - -photosynthesis
-*plants, protists, bacteria*
