UPSC Prelims 2000 · General Studies
Question 14: Geography
Match List I with List II and select the correct answer using the codes given below the Lists: List I (Oceanic Trench) I. Aleutian II. Kermadec III. Sunda IV. S. Sandwich List II (Location) A) Indian Ocean B) North Pacific Ocean C) South Pacific Ocean D) South Atlantic Ocean Codes:
AnswerThe answer is (b).
The Aleutian Trench lies in the North Pacific off Alaska, the Kermadec Trench in the South Pacific north-east of New Zealand, the Sunda (Java) Trench in the Indian Ocean south of Indonesia, and the South Sandwich Trench in the South Atlantic. Trenches mark subduction zones, and most are in the Pacific.
- I. Aleutian Trench: North Pacific Ocean (B).
- II. Kermadec Trench: South Pacific Ocean (C).
- III. Sunda Trench: Indian Ocean (A).
- IV. South Sandwich Trench: South Atlantic Ocean (D).
Why each option is right or wrong
- (a) Puts the Kermadec Trench in the South Atlantic and the South Sandwich Trench in the South Pacific; both are wrong.
- (b) Right: Aleutian-North Pacific, Kermadec-South Pacific, Sunda-Indian Ocean, South Sandwich-South Atlantic.
- (c) Puts the Aleutian Trench in the Indian Ocean and the Sunda Trench in the North Pacific; both are wrong.
- (d) Puts the Aleutian Trench in the Indian Ocean, the Kermadec in the South Atlantic and the Sunda in the North Pacific; all wrong.
Explanation: written by UPSC Grade, not by UPSC.
Source: UPSC, Civil Services (Preliminary) Examination 2000, General Studies. UPSC's own paper isn't online; the words are from a published compilation. The paper on upsc.gov.in.