Try your hand at the following questions from the National Ocean Sciences Bowl. Read about the high school winners of this year's competition.

1. Green Sea Turtles are not green in color. The reason they are called Green Sea Turtles is:

A. the fat deposit inside them is green
B. in their preferred habitat, refracted light makes them appear green
C. they were first identified by biologist Jacob Green
D. they feed primarily on green algae

2. A barnacle is an example of the type of feeder called a(n):

A. filter feeder
B. opportunistic feeder
C. active predator
D. grazer

3.Buoyancy in bony fish is controlled by the:

A. ansal fin
B. dorsal fin
C. swim bladder
D. gill rakes

4. What is the name of the tides with the smallest tidal range?

A. range tides
B. minor tides
C. neap tides
D. lunar tides

5. Because of well documented problems with the salmon fishery on the West coast, much salmon on the market today is Atlantic salmon raised by salmon ranchers. The leading exporters of aquacultured salmon are:

A. the U.S. and Canada
B. Canada and Scotland
C. Iceland and Spain
D. Chile and Norway

6. In ocean geography, a flat-topped seamount is called a(n):

A. hillock
B. abyssal hill
C. hummock
D. guyot (ghee-oh)

7. A classic example of a hot-spot-generated chain of volcanic peaks that originated at least 70 million years ago is:

A. Line Islands
B. Mariana Islands
C. St. Pauls Rocks
D. Hawaiian Islands

8.The approximate latitude at which rocks containing magnetic particles were formed can be determined by measuring the:

A. intensity of the magnetic field around the rock
B. the polarity of the magnetic field around the rock
C. the inclination of the magnetic field around the rock
D. the declination of the magnetic field around the rock