Models, Theories and Laws in Human Geography – Geography Optional PYQs (1995–2026)

Here are all 62 Models, Theories and Laws in Human Geography questions asked in UPSC Geography Optional Paper I from 1995 to 2026, arranged under the 9 topics of the official syllabus. Within each topic the latest questions come first.

Each question ends with a code such as [2024/15m/3b] – the year, the marks, the word limit (where UPSC set one) and the question number in the paper.

10.1] System analysis in human geography

5 questions

1. Why is systems analysis important in urban planning and what are its limitations? [2025/10m/150w/5e]

2. Write an explanatory note on geographical systems. [2017/10m/150w/5c]

3. Giving suitable examples, describe the importance of system analysis in geographical studies. [2014/15m/7a]

4. Discuss System Approach and its applicability in Geography. [2011/30m/8a]

5. Discuss the concept and application of systems analysis in Human Geography. [2001/60m/8]

10.2] Malthusian, Marxian and demographic transition models

7 questions

1. Analyze the role of demographic transition theory in explaining variations in fertility and mortality rates globally. [2025/15m/8b]

2. Has Malthusian Theory been discredited in contemporary times? Justify your answer. [2023/10m/150w/5d]

3. “The stages of Demographic Transition are a reflection of uneven economic development across the globe.” Explain with suitable examples. [2023/15m/7c]

4. Compare and contrast the Malthusian and Neo-Malthusian perspectives in the context of population growth, resource use and environmental impact. [2020/20m/6a]

5. Provide an account of world population transition in the context of fertility decline and socio-economic development. [2020/15m/8b]

6. “Marx’s view on population is more humanistic.” Comment. [2015/10m/150w/5d]

7. Write a note on the parameters used to describe the demographic transitions in the developing countries like India. [2007/60m/8]

10.3] Central place theories of Christaller and Losch

10 questions

1. What is complementary region? With reference to hierarchy of settlements, describe the different types of complementary regions as proposed by Christaller. [2024/20m/8a]

2. Explain with suitable diagrams A. Losch’s model of the Theory of Location related to Central Places. Why has this been criticized? [2023/20m/7a]

3. Examine the relevance of Central Place Theory of Christaller in the present context. [2021/10m/150w/5e]

4. Discuss the applicability of Christaller’s Central Place Theory. [2017/20m/7a]

5. Give a critical account of Losch’s theory of central places. [2016/20m/8a]

6. What are the basic postulates in the Central Place Model of Christaller? [2013/20m/250w/6c]

7. Critically examine the salient features of Central Place Theory propounded by Christaller and Losch. [2011/30m/8b]

8. Give an account of the functional bases of central place hierarchy. [2007/60m/7]

9. Bring out the main points of difference between the central places theories of Christaller and Losch. [2002/60m/6]

10. Explain the basis and applicability of Christaller’s Central Place Theory. Bring out the recent modifications. [2000/60m/7]

10.4] Perroux and Boudeville

2 questions

1. Why has F. Perroux’s theory of growth pole as a model of regional growth been criticised? Explain with examples. [2025/20m/8a]

2. Write a note on “forward and backward linkages” in Perroux’s thesis of economic growth and regional development. [2018/10m/150w/5d]

10.5] Von Thunen’s model of agricultural location

7 questions

1. “Under what situations Von Thunen’s model of agricultural location is still rational.” Justify with examples. [2026/10m/150w/5e]

2. Explain the relevance and applicability of Von Thunen theory of Agriculture-location in today’s world. [2022/15m/8b]

3. Write a note on the relevance of von Thünen’s agricultural location theory in the present context. [2020/10m/150w/5e]

4. Discuss the relevance of Von Thunen’s model on agricultural location in the contemporary context. [2015/20m/7a]

5. Write a short note on: von Thunen’s concept of economic rent. [2010/12m/5e]

6. Describe the view of von Thunen on agricultural location. [2008/60m/8]

7. Write a short note on: Isolated states. [2002/20m/200w/5c]

10.6] Weber’s model of industrial location

9 questions

1. Present a critical account of Alfred Weber Theory of industrial location. [2021/15m/8c]

2. Distinguish between ‘isodapanes’ and ‘isotims’. Critically examine the least cost theory of industrial location given by Alfred Weber. [2019/20m/8a]

3. Discuss the degree of importance of transportation costs as a factor of industrial location with respect to “footloose industries”. [2018/10m/150w/5b]

4. Explain ‘Isodapane’. [2016/10m/150w/5b]

5. Write a short note on: Isodapane in the Theory of Industrial Location. [2011/12m/5c]

6. Write a short note on: Weight Triangle. [2009/20m/200w/5a]

7. Discuss Weber’s theory of industrial location, and assess its relevance in the present-day context. [2005/60m/7]

8. Write a short note on: Locational Triangle. [1998/20m/200w/2c]

9. Critically examine Alfred Weber’s Theory of the Location of Industries. [1997/60m/7]

10.7] Rostow’s model of stages of growth

4 questions

1. Explain the theoretical framework and stages of economic growth proposed by Rostow’s model. [2024/10m/150w/5e]

2. Outline briefly the “age of mass consumption” as described by Rostow in his ‘multi-stage theory of growth’. [2018/10m/150w/5e]

3. Explain the necessary conditions of takeoff and subsequent stages of development of a nation as propounded by Rostow. [2014/20m/6a]

4. Critically examine the stages of Economic Growth Model propounded by Rostow. Illustrate your answer with suitable examples. [2003/60m/8]

10.8] Heartland and Rimland theories

10 questions

1. Explain the Rimland Theory with reference to ongoing geopolitical scenario in the world. [2026/15m/8c]

2. Explain the Heartland theory with reference to contemporary geopolitical scenario of the world. [2024/15m/6c]

3. Discuss how and why Mackinder modified his concept of Pivot Area after the World Wars. [2020/20m/8a]

4. Examine the relevance of the ‘rimland theory’ in the contemporary world. [2019/15m/8c]

5. “The Heartland Theory is gaining importance once again.” Comment. [2017/20m/8a]

6. Write a short note on: Relevance of Heartland theory in Contemporary world. [2013/10m/150w/5e]

7. Examine the Heart-land theory, and assess its merits and demerits. [2005/60m/6]

8. To what extent are the heartland and rimland theories helpful in understanding the world political situation today? Express your opinion clearly. [2004/60m/6]

9. Write a short note on: Rimland Theory. [2002/20m/200w/5d]

10. Without the Mediterranean Europe could not be held, without the Middle East the Mediterranean could not be held. Discuss. [1996/60m/8]

10.9] Laws of international boundaries and frontiers

8 questions

1. “Boundaries and frontiers have different meanings in geographical literature.” Substantiate your answer in the present context. [2023/15m/8c]

2. Explain the geometrical boundaries with examples. [2022/10m/150w/5e]

3. Boundaries are important in geopolitics. Explain. What issues develop from the inclusionary and exclusionary aspects of borders? [2021/15m/7b]

4. In the modern world, most of the frontiers have been replaced by boundaries. Explain the reasons. [2020/15m/6c]

5. Discuss the genetic classification of boundaries suggested by Hartshorne. [2019/10m/150w/5e]

6. Define and differentiate between boundaries and frontiers. Describe the geometrical boundaries with suitable examples. [2016/15m/7c]

7. Distinguish between boundaries and frontiers. Identify different types of boundaries. [2011/30m/7a]

8. Describe the laws of international boundaries and frontier. [2008/60m/7]

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Last updated: 30 October 2026