{"id":354756,"date":"2026-06-11T17:28:38","date_gmt":"2026-06-11T17:28:38","guid":{"rendered":"https:\/\/forumias.com\/blog\/uppsc\/?p=354756"},"modified":"2026-06-11T17:28:38","modified_gmt":"2026-06-11T17:28:38","slug":"uppsc-integrated-approach-geography-external-landforms","status":"publish","type":"post","link":"https:\/\/forumias.com\/blog\/uppsc\/uppsc-integrated-approach-geography-external-landforms\/","title":{"rendered":"[UPPSC Integrated Approach &#8211; Geography] External Landforms"},"content":{"rendered":"<p><iframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/sV9a5DxzA8o?si=xwM3gKpzpYLJl5Fe\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"><span data-mce-type=\"bookmark\" style=\"display: inline-block; width: 0px; overflow: hidden; line-height: 0;\" class=\"mce_SELRES_start\">\ufeff<\/span><\/iframe><br \/>\n<strong>Study Approach<\/strong><\/p>\n<p><strong>Start with the Big Picture: <\/strong>This chapter explains <strong>how different landforms are formed and modified by natural processes over time<\/strong>. Instead of studying every landform separately, focus on understanding the relationship between the <strong>geomorphic agent, the process, and the resulting landform<\/strong>. The chapter moves from major landforms such as plateaus, plains, islands, and deserts to landforms created by rivers, sea waves, glaciers, wind, and groundwater. If you study in this sequence, the topic becomes much easier to understand and remember.<\/p>\n<p>A simple way to organize the chapter is into six blocks: Major Landforms, River Landforms, Marine Landforms, Glacial Landforms, Arid Landforms, Karst Landforms<\/p>\n<p><strong>How to Read Each Block<\/strong><\/p>\n<p><strong>Major Landforms<\/strong><\/p>\n<p>Begin with plateaus, plains, islands, and deserts. Focus on their <strong>formation, classification, and examples<\/strong> rather than memorizing every detail. For example, understand how tectonic and volcanic plateaus differ, or how structural, erosional, and depositional plains are formed.<\/p>\n<p><strong>River Landforms<\/strong><\/p>\n<p>This is the most important section. Study river landforms according to the river\u2019s stages.<\/p>\n<ul>\n<li>Youth Stage: V-shaped valleys, gorges, waterfalls, rapids, potholes.<\/li>\n<li>Mature Stage: Meanders and river terraces.<\/li>\n<li>Old Stage: Floodplains, ox-bow lakes, and deltas.<\/li>\n<\/ul>\n<p>Focus on the sequence of development rather than isolated definitions. For example, understand how meanders eventually form ox-bow lakes.<\/p>\n<p><strong>Marine, Glacial, Arid, and Karst Landforms<\/strong><\/p>\n<p>For these sections, always classify features into <strong>erosional<\/strong> and <strong>depositional<\/strong> categories.<\/p>\n<ul>\n<li>Marine: Sea caves, arches, stacks, beaches, spits, and lagoons.<\/li>\n<li>Glacial: Cirques, fjords, moraines, drumlins, and eskers.<\/li>\n<li>Arid: Yardangs, mushroom rocks, dunes, and loess.<\/li>\n<li>Karst: Sinkholes, uvalas, poljes, stalactites, and stalagmites.<\/li>\n<\/ul>\n<p>Understanding the process behind their formation is more important than rote memorization.<\/p>\n<p><strong>Diagram-Based Preparation<\/strong><\/p>\n<p>This chapter is highly visual in nature, so diagram-based learning is extremely effective. Students should repeatedly practice simple, labeled sketches of important landforms such as <strong>waterfalls and plunge pools, meanders and ox-bow lakes, different types of deltas, the sea cave <\/strong><strong>\u2192<\/strong><strong> sea arch <\/strong><strong>\u2192<\/strong><strong> stack sequence, fjords, cirques and moraines, barchan and longitudinal dunes, karst topography, and stalactites and stalagmites<\/strong>. Regular diagram practice not only improves conceptual understanding and retention but also provides ready-made illustrations for Mains answers, making revision faster and enhancing overall presentation quality.<\/p>\n<p>A rough sketch is enough. Diagrams improve memory and also enhance answer quality in Mains examinations.<\/p>\n<p><strong>Answer-Writing Method<\/strong><\/p>\n<p>For Mains, follow a simple structure:<\/p>\n<ol>\n<li><strong>Introduction<\/strong> \u2013 Define the landform or process.<\/li>\n<li><strong>Core Explanation<\/strong> \u2013 Explain how it forms and the geomorphic agent involved.<\/li>\n<li><strong>Examples and Diagram<\/strong> \u2013 Add one or two examples and a simple sketch.<\/li>\n<li><strong>Conclusion<\/strong> \u2013 Link it with landscape evolution or geomorphic significance.<\/li>\n<\/ol>\n<p>For analytical questions, focus on explaining the formation process rather than writing only definitions.<\/p>\n<p><strong>Revision Strategy<\/strong><\/p>\n<p><strong>Revise the chapter in three stages:<\/strong><\/p>\n<p><strong>First Revision: <\/strong>Focus on understanding concepts and classifications.<\/p>\n<p><strong>Second Revision: <\/strong>Prepare short notes containing: Formation process, Key characteristics, Examples<\/p>\n<p><strong>Third Revision<\/strong><\/p>\n<p>Create one-page revision sheets containing:<\/p>\n<ul>\n<li>River erosional vs depositional landforms<\/li>\n<li>Marine landforms table<\/li>\n<li>Glacial landforms table<\/li>\n<li>Desert landforms table<\/li>\n<li>Karst landform sequence<\/li>\n<\/ul>\n<p>Use active recall by asking yourself questions such as:<\/p>\n<ul>\n<li>How is a delta formed?<\/li>\n<li>Why does a fjord develop?<\/li>\n<li>How does a sea arch become a stack?<\/li>\n<\/ul>\n<p><strong>Exam Focus<\/strong><\/p>\n<p><strong>For Prelims<\/strong><\/p>\n<p>Focus on: Classification, Formation processes, Examples and locations, Differences between similar landforms, Prelims Fact Boxes<\/p>\n<p>Important topics include delta types, plateau types, fjords, drumlins, dunes, yardangs, and karst features.<\/p>\n<p><strong>For Mains<\/strong><\/p>\n<p>Focus on: Evolution of landforms, Erosion and deposition processes, Comparison between different landforms, Diagram-based explanations, Contemporary examples such as desertification, coastal erosion and glacial retreat.<\/p>\n<h1>External Landforms<\/h1>\n<table style=\"height: 168px; width: 100%; border-collapse: collapse; border-style: solid;\">\n<tbody>\n<tr style=\"height: 24px;\">\n<td style=\"width: 100%; text-align: center; height: 24px;\"><strong>Table Content<\/strong><\/td>\n<\/tr>\n<tr style=\"height: 24px;\">\n<td style=\"width: 100%; height: 24px;\"><a href=\"#t1\">Deserts<\/a><\/td>\n<\/tr>\n<tr style=\"height: 24px;\">\n<td style=\"width: 100%; height: 24px;\"><a href=\"#t2\">River Valley<\/a><\/td>\n<\/tr>\n<tr style=\"height: 24px;\">\n<td style=\"width: 100%; height: 24px;\"><a href=\"#t3\">Marine Landforms<\/a><\/td>\n<\/tr>\n<tr style=\"height: 24px;\">\n<td style=\"width: 100%; height: 24px;\"><a href=\"#t4\">Glacial Landforms<\/a><\/td>\n<\/tr>\n<tr style=\"height: 24px;\">\n<td style=\"width: 100%; height: 24px;\"><a href=\"#t5\">Arid Landforms<\/a><\/td>\n<\/tr>\n<tr style=\"height: 24px;\">\n<td style=\"width: 100%; height: 24px;\"><a href=\"#t6\">Karst Landforms<\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Introduction<\/strong><\/p>\n<ul>\n<li>A <strong>landform<\/strong> is a small to medium-sized part of the Earth&#8217;s surface with distinct physical characteristics, while a <strong>landscape<\/strong> is a collection of several related landforms.<\/li>\n<li><strong>Landform evolution<\/strong> refers to the transformation of landforms over time, from youth through maturity to old age.<\/li>\n<\/ul>\n<h3><strong>Plateau<\/strong><\/h3>\n<p>A <strong>plateau<\/strong> is a flat, elevated area of land that is raised from at least one side by surrounding features. It is one of the Earth&#8217;s major landforms, covering approximately one-third of the Earth&#8217;s surface.<\/p>\n<p><strong>Characteristics of Plateaus:<\/strong><\/p>\n<ul>\n<li><strong>Old vs. Young<\/strong>: Plateaus can be ancient (like the Deccan Plateau) or newly formed.<\/li>\n<li><strong>Mineral Resources<\/strong>: Plateaus often contain rich <strong>mineral resources<\/strong> (e.g., Chhota Nagpur Plateau).<\/li>\n<li><strong>Valleys<\/strong>: Rivers cutting through plateaus can form valleys (e.g., Columbia River through Columbia Plateau).<\/li>\n<\/ul>\n<p><strong>Causes of Plateau Formation:<\/strong><\/p>\n<ol>\n<li><strong>Thermal Expansion<\/strong>: Upwelling of hot material from the asthenosphere causes the uplift of the overlying crust (e.g., <strong>Ethiopian Plateau<\/strong>, <strong>Yellowstone Plateau<\/strong>).<\/li>\n<li><strong>Crustal Shortening<\/strong>: Thrusting or folding of the Earth&#8217;s crust can form plateaus, often accompanied by mountain ranges (e.g., <strong>Tibetan Plateau<\/strong>).<\/li>\n<li><strong>Volcanism<\/strong>: Extensive basaltic lava flows can form plateaus (e.g., <strong>Deccan Traps<\/strong>, <strong>Columbia Plateau<\/strong>).<\/li>\n<\/ol>\n<p><strong>Types of Plateaus:<\/strong><\/p>\n<ol>\n<li><strong>Tectonic Plateau<\/strong>: Formed by slow collision of tectonic plates (e.g., <strong>Tibetan Plateau<\/strong>).<\/li>\n<li><strong>Volcanic Plateau<\/strong>: Formed by basaltic lava flows covering large areas (e.g., <strong>Deccan Traps<\/strong>, <strong>Columbia Plateau<\/strong>).<\/li>\n<li><strong>Intermontane Plateau<\/strong>: Enclosed by mountains (e.g., <strong>Tibetan Plateau<\/strong>).<\/li>\n<li><strong>Dissected Plateau<\/strong>: Evolved through denudation processes (e.g., <strong>Colorado Plateau<\/strong>).<\/li>\n<li><strong>Continental Plateau<\/strong>: Located far from mountains, bordered by plains or seas (e.g., <strong>Antarctic Plateau<\/strong>).<\/li>\n<li><strong>Oceanic Plateau<\/strong>: Surrounded by seas or oceans (e.g., <strong>Caribbean Plateau<\/strong>).<\/li>\n<li><strong>Piedmont Plateau<\/strong>: Bordered by mountains on one side and seas or oceans on the other (e.g., <strong>Patagonia Plateau<\/strong>).<\/li>\n<li><strong>Dome-Shaped Plateau<\/strong>: Raised in the middle against all sides (e.g., <strong>Chota Nagpur Plateau<\/strong>).<\/li>\n<\/ol>\n<h3><strong>Plains<\/strong><\/h3>\n<p><strong>Plains<\/strong> are expansive areas of lowland with gentle slopes and minimal relief, typically favorable for human habitation. They are formed through various geological processes.<\/p>\n<p><strong>Types of Plains:<\/strong><\/p>\n<ol>\n<li><strong>Structural Plain<\/strong>: Formed from horizontally bedded rocks, relatively undisturbed by tectonic activity.<\/li>\n<li><strong>Erosional Plain<\/strong>: Elevated lands eroded to sea level by agents of erosion; also known as <strong>Peneplains<\/strong>.<\/li>\n<li><strong>Depositional Plain<\/strong>: Formed by the accumulation of eroded materials (e.g., <strong>Alluvial Plains<\/strong>, <strong>Lacustrine Plains<\/strong>, <strong>Drift Plains<\/strong>, <strong>Loess Plains<\/strong>).<\/li>\n<\/ol>\n<p><strong>Examples:<\/strong><\/p>\n<ul>\n<li><strong>Alluvial Plains<\/strong>: Formed by river deposits (e.g., <strong>Ganga-Brahmaputra Alluvial Plain<\/strong>).<\/li>\n<li><strong>Lacustrine Plains<\/strong>: Formed by lake sedimentation (e.g., <strong>Kashmir Valley<\/strong>).<\/li>\n<li><strong>Drift Plains<\/strong>: Formed by glacial deposition.<\/li>\n<li><strong>Loess Plains<\/strong>: Created by wind deposition.<\/li>\n<\/ul>\n<p><strong>Islands<\/strong><\/p>\n<p>An <strong>island<\/strong> is a landmass surrounded by water, and a group of related islands is known as an <strong>archipelago<\/strong>.<\/p>\n<p><strong>Types of Islands:<\/strong><\/p>\n<ol>\n<li><strong>Continental Islands<\/strong>: Formed on the continental shelf (e.g., <strong>Newfoundland<\/strong>).<\/li>\n<li><strong>Volcanic Islands<\/strong>: Formed from volcanic eruptions (e.g., <strong>Japanese Islands<\/strong>, <strong>Philippine Islands<\/strong>).<\/li>\n<li><strong>Coral Islands<\/strong>: Formed from coral remains (e.g., <strong>Lakshadweep Islands<\/strong>).<\/li>\n<li><strong>Alluvial Islands<\/strong>: Formed from river sediment deposition (e.g., <strong>New Moore Island<\/strong>).<\/li>\n<\/ol>\n<h2><strong><a id=\"t1\"><\/a>Deserts<\/strong><\/h2>\n<p>Deserts are arid regions with less than 25 cm of precipitation per year. They support limited vegetation and are categorized into various types based on their location and climate.<\/p>\n<p><strong>Types of Deserts:<\/strong><\/p>\n<ol>\n<li><strong>Hot Deserts<\/strong>: Located on the western margins of continents in tropical regions, characterized by high temperature variation (e.g., <strong>Sahara<\/strong>, <strong>Thar<\/strong>).<\/li>\n<li><strong>Coastal Deserts<\/strong>: Located along cold ocean currents with more moderate temperatures (e.g., <strong>Atacama Desert<\/strong>).<\/li>\n<li><strong>Mid-latitude Deserts<\/strong>: Found in continental interiors in higher latitudes, also known as cold deserts (e.g., <strong>Gobi Desert<\/strong>, <strong>Taklamakan Desert<\/strong>).<\/li>\n<li><strong>Ice and Snow Deserts<\/strong>: Found in polar regions, with minimal precipitation (e.g., <strong>Antarctica<\/strong>, <strong>Greenland<\/strong>).<\/li>\n<\/ol>\n<p>Deserts feature various <strong>landforms<\/strong> such as <strong>sand dunes<\/strong> and <strong>ripple marks<\/strong>, created by wind erosion and deposition.<\/p>\n<h4><strong>Erosional Landforms<\/strong><\/h4>\n<p>Erosional landforms are primarily found in the upper course of rivers, typically in the &#8220;youth&#8221; stage. In this stage, the river primarily deepens and widens its channel through erosion. Here are some key erosional landforms:<\/p>\n<table style=\"border-style: solid;\">\n<tbody>\n<tr>\n<td width=\"601\"><strong>Prelims Fact Box<\/strong><\/td>\n<\/tr>\n<tr>\n<td width=\"601\">\n<ul>\n<li><strong>Deccan Plateau<\/strong> is a classic example of a <strong>volcanic plateau<\/strong>.<\/li>\n<li><strong>Tibetan Plateau<\/strong> is called the <strong>\u201cRoof of the World.\u201d<\/strong><\/li>\n<li><strong>Chhota Nagpur Plateau<\/strong> is India\u2019s richest mineral region.<\/li>\n<li><strong>Ganga-Brahmaputra Plain<\/strong> is one of the world\u2019s largest alluvial plains.<\/li>\n<li><strong>Lakshadweep Islands<\/strong> are of <strong>coral origin<\/strong>.<\/li>\n<li><strong>Andaman &amp; Nicobar Islands<\/strong> are mainly <strong>volcanic and tectonic<\/strong> in origin.<\/li>\n<li><strong>Atacama Desert (Chile)<\/strong> is considered the <strong>driest desert<\/strong> on Earth.<\/li>\n<li><strong>Antarctica<\/strong> is the world\u2019s largest <strong>cold desert<\/strong>.<\/li>\n<li><strong>Yellowstone Plateau (USA)<\/strong> sits over a <strong>supervolcano hotspot<\/strong>.<\/li>\n<li><strong>2024 studies<\/strong> highlighted accelerated desertification in parts of Rajasthan due to climate variability and groundwater depletion.<\/li>\n<li><strong>Loess soils<\/strong> are highly fertile and important for agriculture in China.<\/li>\n<li><strong>Tibetan Plateau<\/strong> strongly influences the <strong>Indian Monsoon system<\/strong>.<\/li>\n<li><strong>Columbia Plateau (USA)<\/strong> formed from massive basaltic lava flows.<\/li>\n<li><strong>Peneplain<\/strong> represents the final stage of long-term erosion.<\/li>\n<li><strong>Barren Island (India)<\/strong> in Andaman Sea is India\u2019s only active volcano.<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<h2><strong><a id=\"t2\"><\/a>River Valley<\/strong><\/h2>\n<ul>\n<li>A <strong>river valley<\/strong> is a depression through which a river flows.<\/li>\n<li><strong>At the youth stage<\/strong>: A deep <strong>V-shaped valley<\/strong> is formed due to vertical downcutting (erosion). These valleys are also known as <strong>gorges<\/strong>.<\/li>\n<li><strong>Gorges vs. Canyons<\/strong>:\n<ul>\n<li><strong>Gorge<\/strong>: Narrow valley with almost equal width at the top and bottom.<\/li>\n<li><strong>Canyon<\/strong>: Wider at the top than at the bottom.<\/li>\n<\/ul>\n<\/li>\n<li><strong>At the mature stage<\/strong>: Lateral erosion (side erosion) becomes more dominant, and the valley becomes U-shaped.<\/li>\n<li><strong>Valley Evolution<\/strong>:\n<ul>\n<li><strong>Rills<\/strong>: Small, shallow channels formed by flowing water.<\/li>\n<li><strong>Gullies<\/strong>: Enlarged rills that can\u2019t be removed by plowing.<\/li>\n<li><strong>Valley<\/strong>: Further enlargement leads to full valley formation.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><strong>Waterfall<\/strong><\/p>\n<ul>\n<li>A <strong>waterfall<\/strong> forms where a river flows over layers of hard and soft rocks. The river erodes the softer rocks faster, leading to a drop in elevation.<\/li>\n<\/ul>\n<p><strong>Potholes<\/strong><\/p>\n<ul>\n<li><strong>Potholes<\/strong> are circular depressions in the riverbed, formed by the swirling of rocks, pebbles, or boulders in water eddies. This action causes lateral erosion, leading to a round depression.<\/li>\n<\/ul>\n<p><strong>Plunge Pool<\/strong><\/p>\n<ul>\n<li>A <strong>plunge pool<\/strong> is a deep depression at the base of a waterfall, formed by the continual action of boulders and rocks.<\/li>\n<\/ul>\n<p><strong>Rapids<\/strong><\/p>\n<ul>\n<li><strong>Rapids<\/strong> occur when water flows over alternate layers of hard and soft rock, causing uneven erosion. The soft rock erodes more quickly than the hard rock, forming undulating features.<\/li>\n<\/ul>\n<p><strong>River Terrace<\/strong><\/p>\n<ul>\n<li>A <strong>river terrace<\/strong> is a step-like landform formed by the vertical erosion of the river into its own floodplain.<\/li>\n<li><strong>Types<\/strong>:\n<ul>\n<li><strong>Paired Terrace<\/strong>: Both sides of the river have terraces at similar elevations.<\/li>\n<li><strong>Unpaired Terrace<\/strong>: One side has terraces, while the other side may not.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><strong>Meanders<\/strong><\/p>\n<ul>\n<li><strong>Meanders<\/strong> are large bends or curves in a river formed when lateral erosion occurs on a gentle slope.<\/li>\n<li><strong>Types of Meanders<\/strong>:\n<ul>\n<li><strong>Incised Meanders<\/strong>: Formed in deep, hard rock areas, where both lateral and vertical erosion occur.\n<ul>\n<li><strong>Entrenched Meander<\/strong>: Symmetrical, formed when vertical erosion dominates.<\/li>\n<li><strong>Ingrown Meander<\/strong>: Asymmetrical, formed when lateral erosion is stronger but slower.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Outer Bend<\/strong>: Characterized by erosion and vertical cliffs (concave slope).<\/li>\n<li><strong>Inner Bend<\/strong>: Characterized by deposition and a gentle, convex slope (slip-off side).<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h4><strong>Depositional Landforms<\/strong><\/h4>\n<p>Depositional landforms are formed when the velocity of a river decreases, causing it to shed its load of sediment. Here are key types:<\/p>\n<p><strong>Alluvial Fans and Cones<\/strong><\/p>\n<ul>\n<li>These form when a river exits a mountain valley, and its velocity decreases. As a result, the river deposits its load in a conical shape, typically at foothills. An example is the <strong>Bhabar region<\/strong> in the Himalayas.<\/li>\n<\/ul>\n<p><strong>Deltas<\/strong><\/p>\n<ul>\n<li><strong>Deltas<\/strong> form where a river meets a body of water (such as an ocean or lake), and its velocity slows, causing the river to deposit sediments.<\/li>\n<li><strong>Conditions for Delta Formation<\/strong>:\n<ul>\n<li>A river must carry a significant load of sediments.<\/li>\n<li>The location must be free from strong ocean currents that could wash away the sediments.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><strong>Types of Deltas:<\/strong><\/p>\n<ol>\n<li><strong>Arcuate Delta<\/strong>: Fan-shaped, with a convex margin facing the sea (e.g., <strong>Ganga-Brahmaputra Delta<\/strong>).<\/li>\n<li><strong>Cuspate Delta<\/strong>: Arrow-shaped delta formed by strong waves pushing sediments outward (e.g., <strong>Tiber River Delta<\/strong>, Italy).<\/li>\n<li><strong>Bird\u2019s Foot Delta<\/strong>: The delta has many distributaries resembling a bird\u2019s foot, formed when river flow is stronger than the wave action (e.g., <strong>Mississippi River Delta<\/strong>).<\/li>\n<li><strong>Lacustrine Delta<\/strong>: Formed when a river flows into a lake (e.g., <strong>Lough Leanne Delta<\/strong>, Ireland).<\/li>\n<li><strong>Abandoned Delta<\/strong>: Formed when a river shifts its mouth, leaving the previous delta abandoned (e.g., <strong>Yellow River Delta<\/strong>, China).<\/li>\n<\/ol>\n<p><strong>Floodplains and Levees<\/strong><\/p>\n<ul>\n<li><strong>Floodplains<\/strong>: These are flat areas surrounding a river, which become submerged during floods. Floodplains are often rich in nutrients, making them highly fertile due to alluvial deposits carried by floodwaters.<\/li>\n<li><strong>Levees<\/strong>: Natural embankments formed by the deposition of sediments along the riverbanks. These raised mounds have a gentle slope and serve as natural barriers against flooding.<\/li>\n<\/ul>\n<p><strong>Other Key Erosional and Depositional Features:<\/strong><\/p>\n<ul>\n<li><strong>Point Bars<\/strong>: Also known as meander bars, formed by the deposition of sediments along the convex side of a meander.<\/li>\n<\/ul>\n<ul>\n<li><strong>Ox-bow Lake<\/strong>: A crescent-shaped lake formed when a meander loop is cut off from the main river due to erosion and deposition processes.<\/li>\n<li><strong>Braided Channels<\/strong>: These occur when a river splits into smaller channels that rejoin, often forming temporary islands in between. Braided channels form in rivers that carry significant sedimentary loads, such as the Brahmaputra River.<\/li>\n<\/ul>\n<table style=\"border-style: solid;\">\n<tbody>\n<tr>\n<td width=\"601\"><strong>Prelims Fact Box<\/strong><\/td>\n<\/tr>\n<tr>\n<td width=\"601\">\n<ul>\n<li><strong>V-shaped valleys<\/strong> are characteristic of the <strong>youthful stage<\/strong> of rivers.<\/li>\n<li><strong>Grand Canyon<\/strong> was formed by the <strong>Colorado River<\/strong>.<\/li>\n<li><strong>Plunge pools<\/strong> form at the base of waterfalls due to hydraulic action.<\/li>\n<li><strong>Potholes<\/strong> are formed by abrasion caused by rotating pebbles.<\/li>\n<li><strong>Meanders<\/strong> develop mainly in the <strong>middle course<\/strong> of rivers.<\/li>\n<li><strong>Ox-bow lakes<\/strong> are common in mature and old river stages.<\/li>\n<li><strong>Ganga-Brahmaputra Delta<\/strong> is the world\u2019s largest delta.<\/li>\n<li><strong>Bhabar Region<\/strong> is formed by alluvial fan deposits along Himalayan foothills.<\/li>\n<li><strong>Brahmaputra River<\/strong> commonly forms <strong>braided channels<\/strong> due to heavy sediment load.<\/li>\n<li><strong>Levees<\/strong> act as natural flood barriers.<\/li>\n<li><strong>Mississippi River<\/strong> forms a classic <strong>Bird\u2019s Foot Delta<\/strong>.<\/li>\n<li><strong>Floodplains<\/strong> are among the most fertile agricultural regions.<\/li>\n<li><strong>Rapids<\/strong> often indicate alternating hard and soft rock structures.<\/li>\n<li><strong>Entrenched meanders<\/strong> indicate rejuvenation of rivers.<\/li>\n<li><strong>2024 Himalayan studies<\/strong> highlighted increased landslide and floodplain vulnerability due to extreme rainfall events linked with climate change.<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<h2><strong><a id=\"t3\"><\/a>Marine Landforms<\/strong><\/h2>\n<p>Marine landforms are shaped by the active processes of waves, tides, and currents along coastlines.<\/p>\n<p><strong>Erosional Landforms:<\/strong><\/p>\n<ul>\n<li><strong>Chasms<\/strong>: Deep, narrow indentations carved by wave action.<\/li>\n<li><strong>Sea Cliff<\/strong>: Steep vertical shoreline cliffs created by ongoing wave erosion.<\/li>\n<li><strong>Wave-Cut Platform<\/strong>: Horizontal platforms formed at the base of sea cliffs due to lateral erosion by waves.<\/li>\n<li><strong>Sea Caves<\/strong>: Formed by continuous wave erosion at the base of cliffs, these caves grow larger as the waves continuously attack the cliff face.<\/li>\n<li><strong>Sea Arches<\/strong>: When two sea caves on opposite sides of a cliff unite, they form an arch.<\/li>\n<li><strong>Stacks<\/strong>: The cylindrical remnants of sea arches after their roofs collapse.<\/li>\n<li><strong>Blowhole<\/strong>: A vertical shaft formed in a sea cave, where water is forced out when waves enter the cave with high force.<\/li>\n<\/ul>\n<p><strong>Depositional Landforms:<\/strong><\/p>\n<ul>\n<li><strong>Beach<\/strong>: A depositional feature formed by waves and currents bringing sediments to shore.<\/li>\n<li><strong>Bars &amp; Barriers<\/strong>: Bars are submerged landforms formed by deposited sediments, while barrier bars rise above water.<\/li>\n<li><strong>Lagoon<\/strong>: A body of water enclosed by bars or barriers.<\/li>\n<li><strong>Spits and Hooks<\/strong>: Spits are elongated landforms attached to the shore at one end and protruding into the sea at the other. A hook is a spit that curves toward the land at its free end.<\/li>\n<li><strong>Tombolo<\/strong>: A sand bar that connects an island to the mainland.<strong>\u00a0<\/strong><\/li>\n<\/ul>\n<h2><strong><a id=\"t4\"><\/a>Glacial Landforms<\/strong><\/h2>\n<p>Glaciers, massive sheets of ice, move slowly under their own weight and gravity, eroding the land beneath them and carrying debris.<\/p>\n<p><strong>Glacial Erosion Processes:<\/strong><\/p>\n<ul>\n<li><strong>Abrasion<\/strong>: This occurs when rocks and debris frozen at the base of the glacier rub against the underlying surface, causing erosion.<\/li>\n<li><strong>Plucking<\/strong>: Rocks are frozen into the glacier and &#8220;plucked&#8221; from the underlying surface, creating a jagged landscape.<\/li>\n<\/ul>\n<p><strong>Erosional Landforms:<\/strong><\/p>\n<ul>\n<li><strong>Cirque<\/strong>: A concave, circular basin formed by glacial erosion at the head of a valley. When it fills with water, it forms a <strong>tarn<\/strong> (a lake).<\/li>\n<\/ul>\n<ul>\n<li><strong>Horn<\/strong>: A sharp, pointed peak formed when multiple glaciers erode a mountain from different sides (e.g., <strong>Mount Everest<\/strong>).<\/li>\n<li><strong>Arete<\/strong>: A sharp, ridge-like landform formed between two glaciers that erode parallel valleys.<\/li>\n<li><strong>Glacial Trough<\/strong>: A U-shaped valley formed by the uniform erosion of glaciers.<\/li>\n<li><strong>Hanging Valley<\/strong>: A valley that is elevated above the main valley because a smaller glacier did not erode as deeply.<\/li>\n<li><strong>Fjord<\/strong>: A deep, glacially carved valley filled with seawater, typically found in places like <strong>Norway<\/strong>, <strong>Greenland<\/strong>, and <strong>New Zealand<\/strong>.<\/li>\n<\/ul>\n<p><strong>Depositional Landforms:<\/strong><\/p>\n<ul>\n<li><strong>Glacial Till<\/strong>: Coarse and fine debris dropped by a glacier as it melts.<\/li>\n<li><strong>Moraines<\/strong>: Long ridges formed by glacial till, classified into:\n<ul>\n<li><strong>Terminal Moraines<\/strong>: Found at the end of a glacier.<\/li>\n<li><strong>Lateral Moraines<\/strong>: Formed along the sides of a glacier.<\/li>\n<li><strong>Ground Moraines<\/strong>: Irregular deposits left on the valley floor after the glacier retreats.<\/li>\n<li><strong>Medial Moraines<\/strong>: Formed when two glaciers merge, creating a ridge of debris in the middle of the valley.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Outwash Plain<\/strong>: A flat area formed by glacial meltwater depositing stratified sediments.<\/li>\n<li><strong>Esker<\/strong>: A long, winding ridge of sand and gravel formed by streams running beneath a glacier.<\/li>\n<li><strong>Drumlins<\/strong>: Smooth, oval-shaped ridges formed by glacial till, with a blunt side facing the glacier and a sharp side facing away.<\/li>\n<li><strong>Kames<\/strong>: Small mounds of sand and gravel deposited by meltwater streams from glaciers.<\/li>\n<\/ul>\n<p>These features show the wide variety of landforms shaped by natural processes such as water and ice, leading to diverse landscapes across the globe. Would you like to dive deeper into any specific landform? Top of Form<\/p>\n<p>Bottom of Form<\/p>\n<h2><strong><a id=\"t5\"><\/a>Arid Landforms<\/strong><\/h2>\n<p>Arid regions, characterized by limited rainfall and strong wind action, create a variety of unique landforms through both erosional and depositional processes.<\/p>\n<p><strong>Erosional Landforms:<\/strong><\/p>\n<ol>\n<li><strong>Water Erosion<\/strong>:\n<ul>\n<li><strong>Rill<\/strong>: Narrow, shallow channels formed by the erosive action of flowing water.<\/li>\n<li><strong>Gully<\/strong>: A wider and deeper channel formed when a rill continues to erode.<\/li>\n<li><strong>Ravine<\/strong>: A further enlarged gully, often quite deep.<\/li>\n<li><strong>Badlands Topography<\/strong>: Extensive ravines and gullies formed by linear fluvial erosion, resulting in a rough, barren landscape.<\/li>\n<li><strong>Bolsons<\/strong>: Depressions or intermountain basins in dry regions, often surrounded by mountains.<\/li>\n<li><strong>Playas<\/strong>: Temporary lakes formed when small streams flow into bolsons and accumulate water.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Wind Erosion<\/strong>:\n<ul>\n<li><strong>Deflation Basins<\/strong>: Hollows formed when wind removes loose particles from the surface, also called <strong>blow-outs<\/strong>.<\/li>\n<li><strong>Mushroom Rocks<\/strong>: Wind-carved rocks that have a slender stalk and a broad, rounded cap, resembling a mushroom.<\/li>\n<li><strong>Inselberg<\/strong>: An isolated rock hill or mountain that rises sharply from the surrounding landscape, also known as <strong>monadnocks<\/strong>.<\/li>\n<li><strong>Demoiselles<\/strong>: Pillars of resistant rock that remain standing above softer rocks due to differential erosion.<\/li>\n<li><strong>Yardangs<\/strong>: Ridges of rock formed by the erosional action of wind, often aligned parallel to the prevailing wind direction.<\/li>\n<li><strong>Zeugen<\/strong>: Rock formations in high-temperature deserts created by alternate freezing and thawing of moisture, which causes the disintegration of rocks along joints.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<p><strong>Depositional Landforms:<\/strong><\/p>\n<ol>\n<li><strong>Ripple Marks<\/strong>: Sedimentary structures formed by the agitation of water or wind, marking the fluid-sediment interface.<\/li>\n<li><strong>Sand Dunes<\/strong>: Mounds of sand formed by wind deposition. Various types include:\n<ul>\n<li><strong>Barchan Dunes<\/strong>: Crescent-shaped dunes with a convex windward side and a concave, steep leeward side.<\/li>\n<li><strong>Transverse Dunes<\/strong>: Dunes deposited perpendicular to the prevailing wind direction.<\/li>\n<li><strong>Longitudinal Dunes<\/strong>: Dunes formed parallel to the wind direction.<\/li>\n<li><strong>Parabolic Dunes<\/strong>: Dunes with a concave windward side and a convex leeward side, opposite to barchan dunes.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<ol>\n<li style=\"list-style-type: none;\">\n<ul>\n<li><strong>Seif Dunes<\/strong>: Dunes with a single wing or horn.<\/li>\n<li><strong>Star Dunes<\/strong>: Dunes with a central peak and multiple arms radiating outward.<\/li>\n<li><strong>Reversing Dunes<\/strong>: Dunes formed by winds blowing from opposite directions with equal strength.<\/li>\n<li><strong>Whaleback Dunes<\/strong>: Large longitudinal dunes, with coarser sand left behind as smaller dunes migrate. Larger forms are known as <strong>draas<\/strong>.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Loess<\/strong>: Fine, silt-sized particles deposited by the wind over large flat areas, often forming fertile soils.<\/li>\n<\/ol>\n<h2><strong><a id=\"t6\"><\/a>Karst Landforms<\/strong><\/h2>\n<p>Karst landforms are shaped by the chemical erosion and deposition of soluble rocks like limestone, dolomite, and gypsum, primarily through groundwater and surface water processes.<\/p>\n<p><strong>Conditions for Karst Formation:<\/strong><\/p>\n<ul>\n<li>Presence of soluble rocks (limestone, dolomite, gypsum).<\/li>\n<li>Rocks must be dense, jointed, and thinly bedded.<\/li>\n<li>Availability of groundwater or surface water streams.<\/li>\n<\/ul>\n<p><strong>Erosional Landforms:<\/strong><\/p>\n<ol>\n<li><strong>Caverns<\/strong>: Underground caves formed by groundwater dissolving limestone through a process called carbonation.<\/li>\n<li><strong>Sinkhole<\/strong>: Also known as <strong>Doline<\/strong>, a depression formed when groundwater dissolves underlying limestone, causing the ground to collapse.<\/li>\n<li><strong>Uvala<\/strong>: A compound sinkhole formed when multiple smaller sinkholes merge together.<\/li>\n<li><strong>Karst Window<\/strong>: A broad, open area created by the collapse of adjoining sinkholes.<\/li>\n<li><strong>Polje<\/strong>: A large, flat, or bowl-shaped valley formed by the coalescence of multiple Uvalas. Water streams may flow into these valleys and disappear underground.<\/li>\n<li><strong>Hums<\/strong>: Curved remnants of limestone that remain after the surrounding rock has been eroded.<\/li>\n<\/ol>\n<p><strong>Depositional Landforms:<\/strong><\/p>\n<ol>\n<li><strong>Stalactites and Stalagmites<\/strong>:\n<ul>\n<li><strong>Stalactites<\/strong>: Formations that grow downward from cave ceilings due to the precipitation of calcium carbonate.<\/li>\n<li><strong>Stalagmites<\/strong>: Formations that grow upward from the cave floor, also formed by the precipitation of calcium carbonate.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Column<\/strong>: A structure formed when a stalactite and a stalagmite meet, creating a solid pillar in the cave.<\/li>\n<\/ol>\n<table style=\"border-style: solid; width: 74.1173%; height: 560px;\">\n<tbody>\n<tr style=\"height: 56px;\">\n<td style=\"height: 56px;\" width=\"601\"><strong>Prelims Fact Box<\/strong><\/td>\n<\/tr>\n<tr style=\"height: 504px;\">\n<td style=\"height: 504px;\" width=\"601\">\n<ul>\n<li><strong>Stacks<\/strong> are remnants of collapsed sea arches.<\/li>\n<li><strong>Tombolo<\/strong> connects an island to the mainland.<\/li>\n<li><strong>Fjord<\/strong> is a submerged U-shaped glacial valley.<\/li>\n<li><strong>Horn<\/strong> forms due to erosion by multiple glaciers.<\/li>\n<li><strong>Drumlins<\/strong> resemble an inverted spoon in shape.<\/li>\n<li><strong>Loess<\/strong> deposits are highly fertile and suitable for agriculture.<\/li>\n<li><strong>Barchan dunes<\/strong> form in areas with unidirectional winds.<\/li>\n<li><strong>Playas<\/strong> are temporary lakes in desert basins.<\/li>\n<li><strong>Sinkholes<\/strong> are also known as <strong>Dolines<\/strong>.<\/li>\n<li><strong>Stalactites<\/strong> grow downward; <strong>Stalagmites<\/strong> grow upward.<\/li>\n<li><strong>Yardangs<\/strong> are streamlined desert ridges carved by wind erosion.<\/li>\n<li><strong>Karst topography<\/strong> develops mainly in limestone regions.<\/li>\n<li><strong>Norway<\/strong> is famous for extensive fjord coastlines.<\/li>\n<li><strong>Badlands<\/strong> are heavily eroded barren landscapes.<\/li>\n<li><strong>Lakshadweep Islands<\/strong> are coral-origin islands.<\/li>\n<li><strong>Greenland and Antarctica<\/strong> are examples of ice deserts.<\/li>\n<li><strong>Thar Desert<\/strong> contains large numbers of longitudinal dunes.<\/li>\n<li><strong>Glacial till<\/strong> consists of unsorted sediments deposited directly by glaciers.<\/li>\n<\/ul>\n<p>&nbsp;<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<p><strong>Prelims Questions<\/strong><\/p>\n<p><strong>Q.1)<\/strong> Telegraphic Plateau is a part of :<\/p>\n<p><strong>(a) North Atlantic Ridge <\/strong><\/p>\n<p>(b) South Atlantic Ridge<\/p>\n<p>(c) Indian Ocean Ridge<\/p>\n<p>(d) None of these<\/p>\n<p><strong>U.P.P.C.S. (Pre) 2019<\/strong><\/p>\n<p>&nbsp;<\/p>\n<p><strong>Q.2)<\/strong> Statement (A) : Deserts can be eff ective sources for the production of perennial energy.<\/p>\n<p>Reason (R) : As much energy is consumed by mankind in one year, Desert can receive the energy is more than that in only 6 hour from the Sun.<\/p>\n<p>Choose the correct answer from the following code \u2013<\/p>\n<p><strong>(a) (A) and (R), both are correct and (R) is the correct explanation of (A).<\/strong><\/p>\n<p>(b) (A) and (R), both are correct, but (R) is not the correct explanation of (A).<\/p>\n<p>(c) (A) is correct, but (R) is false.<\/p>\n<p>(d) (A) is false but (R) is correct.<\/p>\n<p><strong>U.P.P.C.S. (Pre) 2013<\/strong><\/p>\n<p>&nbsp;<\/p>\n<p><strong>Q.3)<\/strong> Which of the following is not correctly matched?<\/p>\n<p><strong>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Desert \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Country<\/strong><\/p>\n<p>(a) Sonoran &#8211; \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 United States of America<\/p>\n<p>(b) Taklamakan &#8211; \u00a0\u00a0\u00a0\u00a0\u00a0 China<\/p>\n<p>(c) Karakum &#8211; \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Turkmenistan<\/p>\n<p><strong>(d) Gibson &#8211; \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Brazil<\/strong><\/p>\n<p><strong>U.P.P.C.S. (Mains) 2016<\/strong><\/p>\n<p>&nbsp;<\/p>\n<p><strong>Q.4)<\/strong> Which one of the following statements is not true regarding the Atacama ?<\/p>\n<p>(a) It is a desert in South America.<\/p>\n<p>(b) It is World&#8217;s driest desert.<\/p>\n<p><strong>(c) It lies in Southern Chile.<\/strong><\/p>\n<p>(d) It has rich reserves of nitrates.<\/p>\n<p><strong>U.P.P.C.S. (Mains) 2006<\/strong><\/p>\n<p>&nbsp;<\/p>\n<p><strong>Q.5)<\/strong> Desert dwelling animals are called :<\/p>\n<p><strong>(a) Xerocoles animals<\/strong><\/p>\n<p>(b) Arboreal animals<\/p>\n<p>(c) Fossorial animals<\/p>\n<p>(d) Terrestrial animals<\/p>\n<p><strong>U.P.P.C.S. (Pre) 2023<\/strong><\/p>\n<p><strong>Mains Questions<\/strong><\/p>\n<p>Q.1) Describe the landforms created by the erosional and depositional activities of wind.<\/p>\n<p>Q.2) Describe the role of glaciers in shaping landforms in high-altitude mountainous regions.<\/p>\n<p><strong>\u00a0<\/strong><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\ufeff Study Approach Start with the Big Picture: This chapter explains how different landforms are formed and modified by natural processes over time. Instead of studying every landform separately, focus on understanding the relationship between the geomorphic agent, the process, and the resulting landform. The chapter moves from major landforms such as plateaus, plains, islands, [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[17],"tags":[],"class_list":["post-354756","post","type-post","status-publish","format-standard","hentry","category-integrated-uppsc-pyqs-prelims-cum-mains"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>[UPPSC Integrated Approach - Geography] External Landforms - ForumIAS UPPSC<\/title>\n<meta name=\"description\" content=\"Study Approach Start with the Big Picture: This chapter explains how different landforms are formed and modified by natural processes over time. Instead of studying every landform separately, focus on understanding the relationship between the geomorphic agent, the process, and the resulting landform. The chapter moves from major landforms such as plateaus, plains, islands, and deserts to landforms created by rivers, sea waves, glaciers, wind, and groundwater.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/forumias.com\/blog\/uppsc\/uppsc-integrated-approach-geography-external-landforms\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[UPPSC Integrated Approach - Geography] External Landforms - ForumIAS UPPSC\" \/>\n<meta property=\"og:description\" content=\"Study Approach Start with the Big Picture: This chapter explains how different landforms are formed and modified by natural processes over time. Instead of studying every landform separately, focus on understanding the relationship between the geomorphic agent, the process, and the resulting landform. The chapter moves from major landforms such as plateaus, plains, islands, and deserts to landforms created by rivers, sea waves, glaciers, wind, and groundwater.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/forumias.com\/blog\/uppsc\/uppsc-integrated-approach-geography-external-landforms\/\" \/>\n<meta property=\"og:site_name\" content=\"ForumIAS UPPSC\" \/>\n<meta property=\"article:published_time\" content=\"2026-06-11T17:28:38+00:00\" \/>\n<meta name=\"author\" content=\"Ritu\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Ritu\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"17 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/forumias.com\/blog\/uppsc\/uppsc-integrated-approach-geography-external-landforms\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/forumias.com\/blog\/uppsc\/uppsc-integrated-approach-geography-external-landforms\/\"},\"author\":{\"name\":\"Ritu\",\"@id\":\"https:\/\/forumias.com\/blog\/uppsc\/#\/schema\/person\/01a354abebec2dc3e4ad03aee0db31d1\"},\"headline\":\"[UPPSC Integrated Approach &#8211; Geography] External Landforms\",\"datePublished\":\"2026-06-11T17:28:38+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/forumias.com\/blog\/uppsc\/uppsc-integrated-approach-geography-external-landforms\/\"},\"wordCount\":3762,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/forumias.com\/blog\/uppsc\/#organization\"},\"articleSection\":[\"Integrated UPPSC PYQs Prelims Cum Mains\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/forumias.com\/blog\/uppsc\/uppsc-integrated-approach-geography-external-landforms\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/forumias.com\/blog\/uppsc\/uppsc-integrated-approach-geography-external-landforms\/\",\"url\":\"https:\/\/forumias.com\/blog\/uppsc\/uppsc-integrated-approach-geography-external-landforms\/\",\"name\":\"[UPPSC Integrated Approach - Geography] External Landforms - ForumIAS UPPSC\",\"isPartOf\":{\"@id\":\"https:\/\/forumias.com\/blog\/uppsc\/#website\"},\"datePublished\":\"2026-06-11T17:28:38+00:00\",\"description\":\"Study Approach Start with the Big Picture: This chapter explains how different landforms are formed and modified by natural processes over time. Instead of studying every landform separately, focus on understanding the relationship between the geomorphic agent, the process, and the resulting landform. The chapter moves from major landforms such as plateaus, plains, islands, and deserts to landforms created by rivers, sea waves, glaciers, wind, and groundwater.\",\"breadcrumb\":{\"@id\":\"https:\/\/forumias.com\/blog\/uppsc\/uppsc-integrated-approach-geography-external-landforms\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/forumias.com\/blog\/uppsc\/uppsc-integrated-approach-geography-external-landforms\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/forumias.com\/blog\/uppsc\/uppsc-integrated-approach-geography-external-landforms\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/forumias.com\/blog\/uppsc\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"[UPPSC Integrated Approach &#8211; Geography] External Landforms\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/forumias.com\/blog\/uppsc\/#website\",\"url\":\"https:\/\/forumias.com\/blog\/uppsc\/\",\"name\":\"ForumIAS UPPSC\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\/\/forumias.com\/blog\/uppsc\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/forumias.com\/blog\/uppsc\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/forumias.com\/blog\/uppsc\/#organization\",\"name\":\"ForumIAS UPPSC\",\"url\":\"https:\/\/forumias.com\/blog\/uppsc\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/forumias.com\/blog\/uppsc\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/forumias.com\/blog\/uppsc\/wp-content\/uploads\/2025\/12\/forum_logo.png\",\"contentUrl\":\"https:\/\/forumias.com\/blog\/uppsc\/wp-content\/uploads\/2025\/12\/forum_logo.png\",\"width\":200,\"height\":33,\"caption\":\"ForumIAS UPPSC\"},\"image\":{\"@id\":\"https:\/\/forumias.com\/blog\/uppsc\/#\/schema\/logo\/image\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\/\/forumias.com\/blog\/uppsc\/#\/schema\/person\/01a354abebec2dc3e4ad03aee0db31d1\",\"name\":\"Ritu\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/forumias.com\/blog\/uppsc\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/4b8c5a5ebacaa79359b565bc1be336b46ff0fe115c60696938fb06fc0baa84b9?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/4b8c5a5ebacaa79359b565bc1be336b46ff0fe115c60696938fb06fc0baa84b9?s=96&d=mm&r=g\",\"caption\":\"Ritu\"},\"url\":\"https:\/\/forumias.com\/blog\/uppsc\/author\/ritu\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"[UPPSC Integrated Approach - Geography] External Landforms - ForumIAS UPPSC","description":"Study Approach Start with the Big Picture: This chapter explains how different landforms are formed and modified by natural processes over time. Instead of studying every landform separately, focus on understanding the relationship between the geomorphic agent, the process, and the resulting landform. The chapter moves from major landforms such as plateaus, plains, islands, and deserts to landforms created by rivers, sea waves, glaciers, wind, and groundwater.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/forumias.com\/blog\/uppsc\/uppsc-integrated-approach-geography-external-landforms\/","og_locale":"en_US","og_type":"article","og_title":"[UPPSC Integrated Approach - Geography] External Landforms - ForumIAS UPPSC","og_description":"Study Approach Start with the Big Picture: This chapter explains how different landforms are formed and modified by natural processes over time. Instead of studying every landform separately, focus on understanding the relationship between the geomorphic agent, the process, and the resulting landform. The chapter moves from major landforms such as plateaus, plains, islands, and deserts to landforms created by rivers, sea waves, glaciers, wind, and groundwater.","og_url":"https:\/\/forumias.com\/blog\/uppsc\/uppsc-integrated-approach-geography-external-landforms\/","og_site_name":"ForumIAS UPPSC","article_published_time":"2026-06-11T17:28:38+00:00","author":"Ritu","twitter_card":"summary_large_image","twitter_misc":{"Written by":"Ritu","Est. reading time":"17 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/forumias.com\/blog\/uppsc\/uppsc-integrated-approach-geography-external-landforms\/#article","isPartOf":{"@id":"https:\/\/forumias.com\/blog\/uppsc\/uppsc-integrated-approach-geography-external-landforms\/"},"author":{"name":"Ritu","@id":"https:\/\/forumias.com\/blog\/uppsc\/#\/schema\/person\/01a354abebec2dc3e4ad03aee0db31d1"},"headline":"[UPPSC Integrated Approach &#8211; Geography] External Landforms","datePublished":"2026-06-11T17:28:38+00:00","mainEntityOfPage":{"@id":"https:\/\/forumias.com\/blog\/uppsc\/uppsc-integrated-approach-geography-external-landforms\/"},"wordCount":3762,"commentCount":0,"publisher":{"@id":"https:\/\/forumias.com\/blog\/uppsc\/#organization"},"articleSection":["Integrated UPPSC PYQs Prelims Cum Mains"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/forumias.com\/blog\/uppsc\/uppsc-integrated-approach-geography-external-landforms\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/forumias.com\/blog\/uppsc\/uppsc-integrated-approach-geography-external-landforms\/","url":"https:\/\/forumias.com\/blog\/uppsc\/uppsc-integrated-approach-geography-external-landforms\/","name":"[UPPSC Integrated Approach - Geography] External Landforms - ForumIAS UPPSC","isPartOf":{"@id":"https:\/\/forumias.com\/blog\/uppsc\/#website"},"datePublished":"2026-06-11T17:28:38+00:00","description":"Study Approach Start with the Big Picture: This chapter explains how different landforms are formed and modified by natural processes over time. Instead of studying every landform separately, focus on understanding the relationship between the geomorphic agent, the process, and the resulting landform. The chapter moves from major landforms such as plateaus, plains, islands, and deserts to landforms created by rivers, sea waves, glaciers, wind, and groundwater.","breadcrumb":{"@id":"https:\/\/forumias.com\/blog\/uppsc\/uppsc-integrated-approach-geography-external-landforms\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/forumias.com\/blog\/uppsc\/uppsc-integrated-approach-geography-external-landforms\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/forumias.com\/blog\/uppsc\/uppsc-integrated-approach-geography-external-landforms\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/forumias.com\/blog\/uppsc\/"},{"@type":"ListItem","position":2,"name":"[UPPSC Integrated Approach &#8211; Geography] External Landforms"}]},{"@type":"WebSite","@id":"https:\/\/forumias.com\/blog\/uppsc\/#website","url":"https:\/\/forumias.com\/blog\/uppsc\/","name":"ForumIAS UPPSC","description":"","publisher":{"@id":"https:\/\/forumias.com\/blog\/uppsc\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/forumias.com\/blog\/uppsc\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/forumias.com\/blog\/uppsc\/#organization","name":"ForumIAS UPPSC","url":"https:\/\/forumias.com\/blog\/uppsc\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/forumias.com\/blog\/uppsc\/#\/schema\/logo\/image\/","url":"https:\/\/forumias.com\/blog\/uppsc\/wp-content\/uploads\/2025\/12\/forum_logo.png","contentUrl":"https:\/\/forumias.com\/blog\/uppsc\/wp-content\/uploads\/2025\/12\/forum_logo.png","width":200,"height":33,"caption":"ForumIAS UPPSC"},"image":{"@id":"https:\/\/forumias.com\/blog\/uppsc\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/forumias.com\/blog\/uppsc\/#\/schema\/person\/01a354abebec2dc3e4ad03aee0db31d1","name":"Ritu","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/forumias.com\/blog\/uppsc\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/4b8c5a5ebacaa79359b565bc1be336b46ff0fe115c60696938fb06fc0baa84b9?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/4b8c5a5ebacaa79359b565bc1be336b46ff0fe115c60696938fb06fc0baa84b9?s=96&d=mm&r=g","caption":"Ritu"},"url":"https:\/\/forumias.com\/blog\/uppsc\/author\/ritu\/"}]}},"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/forumias.com\/blog\/uppsc\/wp-json\/wp\/v2\/posts\/354756","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/forumias.com\/blog\/uppsc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/forumias.com\/blog\/uppsc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/forumias.com\/blog\/uppsc\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/forumias.com\/blog\/uppsc\/wp-json\/wp\/v2\/comments?post=354756"}],"version-history":[{"count":1,"href":"https:\/\/forumias.com\/blog\/uppsc\/wp-json\/wp\/v2\/posts\/354756\/revisions"}],"predecessor-version":[{"id":354757,"href":"https:\/\/forumias.com\/blog\/uppsc\/wp-json\/wp\/v2\/posts\/354756\/revisions\/354757"}],"wp:attachment":[{"href":"https:\/\/forumias.com\/blog\/uppsc\/wp-json\/wp\/v2\/media?parent=354756"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/forumias.com\/blog\/uppsc\/wp-json\/wp\/v2\/categories?post=354756"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/forumias.com\/blog\/uppsc\/wp-json\/wp\/v2\/tags?post=354756"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}