Topics / Geography
Oceanography
Asked 5 times in UPSC Mains · first asked 2014 · last asked 2019 · 63 total marks
Frequency timeline
Questions per year
Marks distribution
How many marks each question carried
Paper split
Which GS papers ask this topic
All 5 questions
Newest first — expand for options, answers, and explanations
How do ocean currents and water masses differ in their impacts on marine life and the coastal environment? Give suitable examples.
2019GS-115 marks
How do ocean currents and water masses differ in their impacts on marine life and the coastal environment? Give suitable examples.
What are the consequences of spreading of 'Dead Zones' on marine ecosystem?
2018GS-110 marks
What are the consequences of spreading of 'Dead Zones' on marine ecosystem?
Account for variations in oceanic salinity and discuss its multi-dimensional effects.
2017GS-115 marks
Account for variations in oceanic salinity and discuss its multi-dimensional effects.
Explain the factors responsible for the origin of ocean currents. How do they influence regional climates, fishing and navigation?
2015GS-112.5 marks
Explain the factors responsible for the origin of ocean currents. How do they influence regional climates, fishing and navigation?
Critically evaluate the various resources of the oceans which can be harnessed to meet the resource crisis in the world.
2014GS-110 marks
Critically evaluate the various resources of the oceans which can be harnessed to meet the resource crisis in the world.