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UPSC Prelims 2006 · World Geography · Oceans, Seas and Straits
In which one of the following oceans is Diamantina Trench situated?
- (a) Pacific Ocean
- (b) Atlantic Ocean
- (c) Indian Ocean
- (d) Arctic Ocean
Show the answer and explanation
Answer: (c) Indian Ocean
The Diamantina Trench (~8,000 m) lies in the south-east Indian Ocean, south-west of Perth.
The trap
Most famous trenches are in the Pacific — this one is not.
🔒 Indian Ocean deepest: Java (Sunda) Trench / Diamantina. Deepest overall: Mariana (Challenger Deep, Pacific).
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