2. What is isostasy? How does isostasy explain mountain building? Illustrate. July 12, 2017 85 Uncategorized Related Posts : 1. What are ocean currents? Discuss their effects on climate by taking suitable examples (the examples should be one each from North America, South America, Africa and East Asia). Read More 3. Discuss the concepts of volcanism and earthquakes. Also identify the major regions of the world that are affected by these phenomena. Read More ILP 2026Mains Exclusive ProgrammeSankalp – 2025लक्ष्य – 2026Gurukul FoundationSubscribe For Email Updates Enter your email address to subscribe to this blog and receive notifications of new posts by email. Email Address Subscribe Recent Posts [Admissions Open] ILP PRIME 2026 – INTEGRATED LEARNING PROGRAMME – The Most Comprehensive 365 Days Online ‘Self-Study Programme’ Recommended by Toppers for UPSC 2026 UPSC Quiz – 2025 : IASbaba’s Daily Current Affairs Quiz 29th May 2025 UPSC Quiz – 2025 : IASbaba’s Daily Current Affairs Quiz 28th May 2025 [ADMISSIONS OPEN] SANKALP – 60 Days’ TLP (OFFLINE) Daily Answer Writing Challenge for UPSC Mains 2025!! UPSC Quiz – 2025 : IASbaba’s Daily Current Affairs Quiz 27th May 2025 UPSC Quiz – 2025 : IASbaba’s Daily Current Affairs Quiz 26th May 2025 DAILY CURRENT AFFAIRS IAS | UPSC Prelims and Mains Exam – 27th May – 2025 [ANSWER KEY]: UPSC PRELIMS 2025 GS Paper 1 – SERIES A, B, C, D! GENERAL STUDIES (CSAT) PAPER- 2 | GS2 Paper 2025 Question Paper – UPSC IAS (Preliminary) Examination, 2025 GENERAL STUDIES PAPER – 1 | GS1 Paper 2025 Question Paper – UPSC IAS (Preliminary) Examination, 2025