C:\UPSC\GS1\2025\Q-16.txt
GeographyEXAMINEYear 202515 Marks
Concept / Statute•Directive•Institution / Stakeholder

Discuss how the changes in shape and sizes of continents and ocean basins of the planet take place due to tectonic movements of the crustal masses.

Exact Syllabus Pointer

Physical geography, distribution of key natural resources, factors for industrial location, geophysical phenomena (earthquakes, cyclones, volcanoes).

Connected Questions Across All Papers

Discovered through overlapping concepts: Plate Tectonics Theory, Continental Drift, Seafloor Spreading

Recurring Theme Trend: “Plate Tectonics Theory”

2 questions across 14 yrs

Frequency of UPSC CSE Mains questions testing this core concept, landmark doctrine, or foundational syllabus theme (2013-2026)

20131
20140
20150
20160
20170
20180
20190
20200
20210
20220
20230
20240
20251
20260
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