Geography · Chapter 21 of 29

Hydrosphere & Ocean Currents: BPSC Prelims PYQs

11 previous-year questions on Hydrosphere & Ocean Currents, asked 1996–2024. Each one opens to its answer and explanation.

1. 1. 41st BPSC Prelims 1996

   The surface of the earth covered with water is approximately?

   1. AOne-fourth
   2. BHalf
   3. CTwo-thirds
   4. DThree-fifth (3/5)
   Answer and explanation →

2. 2. 47th BPSC Prelims 2005

   A ridge of 64000 km. length and 2000 km to 2400 km width passing through the north and south Atlantic oceanic basin enters into the south Pacific oceanic basin through the Indian oceanic basin and then from the middle of Australia and Antarctic. This ridge is –

   1. ASocotra-Lakshadweep - Chagos-Ridge
   2. BPacific - Antarctica Ridge
   3. CDolphin - Challenger Ridge
   4. DMid - Oceanic Ridge
   Answer and explanation →

3. 3. 53rd–55th BPSC Prelims 2011

   Where is ‘Ninety East Ridge’ situated?

   1. APacific Ocean
   2. BIndian Ocean
   3. CAtlantic Ocean
   4. DArctic Ocean
   Answer and explanation →

4. 4. 67th BPSC Prelims 2022

   Sunda Trench lies parallel to the island of

   1. AJava
   2. BMaldives
   3. CSumatra
   4. DBhaurikas
   5. ENone of the above / More than one of the above
   Answer and explanation →

5. 5. BPSC CDPO Prelims 2005

   Mississippi Delta is an example of -

   1. AArcuate delta
   2. BBird-Foot delta
   3. CEstuarine delta
   4. DTruncated delta
   Answer and explanation →

6. 6. 67th BPSC Prelims Re-exam 2022

   Sargasso Sea is a part of -

   1. AThe Indian Ocean
   2. BThe Arctic Ocean
   3. CThe North Atlantic Ocean
   4. DThe South Atlantic Ocean
   5. ENone of the above/More than one of the above
   Answer and explanation →

7. 7. 42nd BPSC Prelims 1997 · 44th BPSC Prelims 2000

   Gulf Stream is –

   1. Aa river in the Gulf
   2. Ban oceanic current
   3. Canother name of the Jet Stream
   4. Da surface wind
   Answer and explanation →

8. 8. BPSC CDPO Prelims 2005

   The Benguela Current is-

   1. AA cold current flowing along the west coast of North Africa
   2. BA warm current flowing along the east coast of Australia
   3. CA cold current flowing on the west coast of South America
   4. DA cold current flowing on the west coast of South Africa
   Answer and explanation →

9. 9. BPSC CDPO Prelims 2018

   Cold water current flowing along the Namibian Coast is known as

   1. AAgulhas Current
   2. BBenguela Current
   3. CHumboldt Current
   4. DKuroshio Current
   5. ENone of the above/More than one of the above
   Answer and explanation →

10. 10. 69th BPSC Prelims 2023

    Where does the El Niño current flow?

    1. AThe Pacific Ocean
    2. BThe Indian Ocean
    3. CThe Bay of Bengal
    4. DMore than one of the above
    Answer and explanation →

11. 11. BPSC BAO 2024

    Which of the following currents is not a warm current?

    1. AAlaska Current
    2. BMozambique Current
    3. CAntilles Current
    4. DNone of the above
    Answer and explanation →