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 Rapid Revision SeriesSuper 50PEP 2026Gurukul FoundationTLP ConnectGurukul AdvancedMains Exclusive ProgrammeSubscribe 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 UPSC Quiz – 2026 : IASbaba’s Daily Current Affairs Quiz 22nd May 2026 UPSC Quiz – 2026 : IASbaba’s Daily Current Affairs Quiz 23rd May 2026 DAILY CURRENT AFFAIRS IAS | UPSC Prelims and Mains Exam – 23rd May 2026 DAILY CURRENT AFFAIRS IAS | UPSC Prelims and Mains Exam – 22nd May 2026 GENERAL STUDIES (CSAT) PAPER- 2 | GS2 Paper 2026 Question Paper – UPSC IAS (Preliminary) Examination, 2026 GENERAL STUDIES PAPER – 1 | GS1 Paper 2026 Question Paper – UPSC IAS (Preliminary) Examination, 2026 UPSC Quiz – 2026 : IASbaba’s Daily Current Affairs Quiz 19th May 2026 DAILY CURRENT AFFAIRS IAS | UPSC Prelims and Mains Exam – 19th May 2026 UPSC Quiz – 2026 : IASbaba’s Daily Current Affairs Quiz 18th May 2026 DAILY CURRENT AFFAIRS IAS | UPSC Prelims and Mains Exam – 18th May 2026