Oceanography (Oceans, Currents, Tides) NDA Questions

NDA Physical Geography

Oceanography (Oceans, Currents, Tides) MCQ Questions


13.
Ocean currents are deflected to the right in the ________ Hemisphere.
A.
Northern
B.
Southern
C.
Western
D.
Eastern
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ANSWER :
A. Northern
14.
What is the primary source of energy that drives ocean currents?
A.
Solar energy
B.
Wind energy
C.
Tidal energy
D.
Gravitational energy
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ANSWER :
A. Solar energy
15.
Pick out the correct statement:
A.
Ocean currents do not affect climate
B.
Ocean currents help regulate climate
C.
Ocean currents are driven by tidal waves
D.
Ocean currents do not exist in the Southern Hemisphere
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ANSWER :
B. Ocean currents help regulate climate
16.
Which of the following is true about ocean tides?
A.
Tides only occur during the full moon
B.
Tides occur twice a day
C.
Tides only occur during the new moon
D.
Tides are caused by winds
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ANSWER :
B. Tides occur twice a day
17.
The phenomenon of high and low tides is due to the ________ of the Moon.
A.
Wind pattern
B.
Earth's rotation
C.
Salinity of the ocean
D.
Gravitational pull
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ANSWER :
D. Gravitational pull
18.
What is the term for a series of large waves caused by the sudden displacement of water?
A.
Swell
B.
Tide
C.
Current
D.
Tsunami
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ANSWER :
D. Tsunami