Plate tectonics

9 UPSC Mains GS I questions on Plate tectonics, 2013 to 2025, newest first, as UPSC set them. See also practice questions on Plate tectonics toppers answered.

1. 2025 Q7What are Tsunamis ? How and where are they formed ? What are their consequences ? Explain with examples.10 marks · 150 words
2. 2025 Q16Discuss 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.15 marks · 250 words
3. 2021 Q7Mention the global occurrence of volcanic eruptions in 2021 and their impact on regional environment.10 marks · 150 words
4. 2021 Q8Why is India considered as a subcontinent ? Elaborate your answer.10 marks · 150 words
5. 2020 Q4Discuss the geophysical characteristics of Circum-Pacific Zone.10 marks · 150 words
6. 2018 Q6Define mantle plume and explain its role in plate tectonics.10 marks · 150 words
7. 2014 Q17Why are the world's fold mountain systems located along the margins of continents ? Bring out the association between the global distribution of fold mountains and the earthquakes and volcanoes.10 marks · 150 words
8. 2014 Q18Explain the formation of thousands of islands in Indonesian and Philippines archipelagos.10 marks · 150 words
9. 2013 Q19(a)What do you understand by the theory of ‘continental drift’? Discuss the prominent evidences in its support.5 marks · 100 words

Source: UPSC, Civil Services (Main) Examination question papers, upsc.gov.in. Topics are by UPSC Grade, not by UPSC.