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UPSC Prelims 2002 · World Geography · Oceans, Seas and Straits
Consider the following statements: Which of these statements are correct?
- Ocean currents are the slow-surface movement of water in the ocean
- Ocean currents assist in maintaining the Earth's heat balance
- Ocean currents are set in motion primarily by prevailing winds
- Ocean currents are affected by the configuration of the ocean
- (a) 1 and 2
- (b) 2, 3 and 4
- (c) 1, 3 and 4
- (d) 1, 2, 3 and 4
Show the answer and explanation
Answer: (d) 1, 2, 3 and 4
All four are correct.
Statement by statement
1. ✓ CORRECT Currents are slow, steady flows of surface water.
2. ✓ CORRECT They carry heat from the tropics to the poles.
3. ✓ CORRECT Prevailing winds are the main driver.
4. ✓ CORRECT Coastlines and ocean shape steer them.
Why the others are wrong
(a) Drops winds and coastline shape.
(b) Drops the definition.
(c) Drops the heat role.
The trap
None.
🔒 Currents redistribute heat — thermohaline “conveyor belt”.
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