COMPLETE Geography NCERT Marathon: Class 6 to 12 from ZERO: P2 | UPSC 2026-2027 | Sudarshan Gurjar

簡介：

This video is part of the NCERT Geography Marathon series, covering Class 11 fundamentals of physical geography, including minerals and rocks, the rock cycle, igneous, sedimentary, and metamorphic rocks, wind erosion and deposition, and various sand dune types. It also explores geomorphic processes such as endogenic and exogenic movements, weathering, denudation, mass movements, soil formation, landforms and their evolution, groundwater, glacial, coastal, and eolian landforms. The content is tailored for UPSC, State PCS, and SSC aspirants, with a focus on both prelims and mains questions. Part 3 will cover climate and oceans. Detailed timestamps are provided for each section. 00:00:00 – Introduction: Overview of Part 2 (Geography NCERT Class 6 to 12) 00:01:11 – Chapter 5: Minerals and Rocks (खनिज एवं शैल) – Introduction 00:13:40 – Physical Characteristics of Minerals: Colour, hardness, cleavage 00:34:10 – Igneous Rocks (आग्नेय शैल): Formation of primary rocks 00:54:40 – Sedimentary Rocks (अवसादी शैल): Lithification and stratification 01:04:20 – Metamorphic Rocks (कायांतरित शैल): Changes due to heat and pressure 01:11:30 – Special Announcement: Unacademy 55% OFF + Double Validity 01:25:20 – Chapter 6: Geomorphic Processes (भू-आकृतिक प्रक्रियाएं) – Overview 01:39:03 – Endogenic Processes: Orogenic & Epeirogenic movements 02:13:15 – Exogenic Processes: Role of solar energy and gravity 02:38:40 – Weathering (अपक्षय): Physical, chemical & biological 03:12:30 – Denudation (अनाच्छादन): Wearing down of Earth’s surface 03:35:32 – Mass Movements (वृहत संचलन): Landslides, mudflows & creep 04:04:10 – Soil Formation (मृदा निर्माण): Factors affecting soil development 04:18:20 – Soil Profile: Horizons O, A, B & C 04:47:15 – Chapter 7: Landforms & Their Evolution (भू-आकृतियां) – Introduction 04:47:30 – Running Water Landforms: Valleys, waterfalls & deltas 05:28:40 – Groundwater (Karst Topography): Stalactites, stalagmites & sinkholes 05:44:20 – Glacial Landforms: Cirques, moraines & horns 06:12:10 – Coastal Landforms: Erosional & depositional features 06:23:45 – Eolian Landforms (Wind): Sand dunes, barchans & mushroom rocks 06:32:12 – Conclusion: Recap of Part 2 & preview of Part 3 (Climate & Oceans)