Glencoe Science Level Red

Chapter 13: Oceans

Oceans

1
__________ distribute heat from one region to another.
A)Density currents
B)Surface currents
C)Surface layers
D)Density layers
2
All food chains begin with __________.
A)producers
B)composers
C)consumers
D)decomposers
3
Shoreline erosion can be a result of all of the following EXCEPT __________.
A)density currents
B)hurricanes
C)longshore currents
D)waves
4
Warm surface currents run past all of the following areas EXCEPT __________.
A)North Carolina
B)Iceland
C)California
D)Florida
5
If density currents stopped forming, all of the following results may occur EXCEPT __________.
A)decreasing temperatures
B)changing rainfall patterns
C)increasing temperatures
D)increased upwellings
6
Water currents in the ocean curve because of __________.
A)the Coriolis effect
B)upwellings
C)the Sun
D)wind
7
Water is set in motion by __________.
A)stationary objects
B)wind
C)the Coriolis effect
D)upwellings
8
An ecosystem will contain all of the following organisms EXCEPT __________.
A)producers
B)synthesizers
C)consumers
D)decomposers
9
Energy is transferred from organism to organism through __________.
A)food chains
B)producers
C)respiration
D)waves
10
Photosynthesis by organisms in the ocean results in the production of __________.
A)water
B)nitrogen
C)carbon dioxide
D)oxygen
11
Which of the following is NOT true of offshore ocean waves?
A)Floating objects rise and fall with the wave but do not move forward.
B)Floating objects and water particles move forward.
C)The water particles remain in the same place.
D)The energy of the wave continues to move forward.
12
Ocean water may have come from all of the following EXCEPT __________.
A)water vapor
B)torrential rains
C)lava flows
D)volcanic eruptions
13
Which of the following statements is NOT true?
A)Pressure decreases as depth increases.
B)Pressure increases as depth increases.
C)Temperature decreases as depth increases.
D)Temperature increases as depth decreases.
14
Examples of recycling in an ecosystem include all of the following EXCEPT __________.
A)wave motion
B)the food chain
C)respiration
D)excretion
15
Density currents occur when __________.
A)winds blow across the surface of the water
B)more dense seawater sinks beneath less dense seawater
C)the Coriolis effect is in action
D)surface water begins to warm up
16
Which of the gases from the atmosphere is not dissolved in seawater?
A)carbon dioxide
B)argon
C)oxygen
D)nitrogen
17
Ocean currents that form when coastal waters are blown away from shore are called a(n) __________.
A)surface current
B)density current
C)upwelling
D)coastal current
18
Most __________ are one-celled organisms.
A)plankton
B)consumers
C)nekton
D)bottom-dwellers
19
Which method is NOT used by bottom dwellers to obtain food?
A)eating partially decomposed matter found on the ocean floor
B)filtering food particles from the water
C)eating other bottom dwellers
D)photosynthesis
20
The ocean and life within it provide all of the following EXCEPT __________.
A)70 percent of the oxygen on our planet
B)resources including food, medicines, and salt
C)large amounts of carbon dioxide
D)transportation of seeds, animals, and materials
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