Geography 2021 Paper I 50 marks 150 words Compulsory Explain

Q5

Answer the following in about 150 words each: (a) The interrelationships between social and spatial structure are complex. Explain in the context of socio-spatial dialectic. (10 marks) (b) How is energy transition seen as an instrument for achieving zero carbon by 2050? (10 marks) (c) Protected cultivation assists in healthier and a larger produce. Justify with examples. (10 marks) (d) Explain the processes of contagion and hierarchical diffusion in addressing regional imbalances. (10 marks) (e) Examine the relevance of Central Place Theory of Christaller in the present context. (10 marks)

हिंदी में प्रश्न पढ़ें

निम्नलिखित में से प्रत्येक का उत्तर लगभग 150 शब्दों में दीजिए : (a) सामाजिक एवं स्थानिक संरचना के मध्य अन्तःसम्बन्ध जटिल हैं। सामाजिक-स्थानिक द्वन्द्व के संदर्भ में व्याख्या कीजिए। (10 अंक) (b) सन् 2050 तक शून्य कार्बन को प्राप्त करने हेतु ऊर्जा संक्रमण को एक साधन के रूप में कैसे देखा जाता है ? (10 अंक) (c) संरक्षित कृषि स्वस्थ और बृहद् उत्पाद में सहायता करती है। उदाहरण के साथ सही सिद्ध कीजिए। (10 अंक) (d) प्रादेशिक विषमता संबोधन हेतु संसर्ग एवं पदानुक्रमीय विसरण प्रक्रियाओं की व्याख्या कीजिए। (10 अंक) (e) वर्तमान काल के संदर्भ में क्रीस्टालर के केन्द्रस्थल सिद्धान्त की प्रासंगिकता का परीक्षण कीजिए। (10 अंक)

Directive word: Explain

This question asks you to explain. The directive word signals the depth of analysis expected, the structure of your answer, and the weight of evidence you must bring.

See our UPSC directive words guide for a full breakdown of how to respond to each command word.

How this answer will be evaluated

Approach

The directive 'explain' demands conceptual clarity with cause-effect linkages across all five parts. Allocate approximately 30 words (20% time) per sub-part, ensuring balanced coverage: for (a) define socio-spatial dialectic with Soja's framework; for (b) outline renewable transition pathways; for (c) cite polyhouse/greenhouse technology; for (d) apply diffusion models to regional planning; for (e) critically assess Christaller's hexagonal hierarchy. Structure each part as definition → mechanism → example → implication without separate introductions or conclusions.

Key points expected

  • (a) Socio-spatial dialectic: Explain Soja's trialectics of spatiality—perceived-conceived-lived spaces; how social relations produce space and space reproduces social relations with Indian urban examples like Dharavi's spatial marginalization
  • (b) Energy transition: Detail shift from fossil fuels to renewables (solar, wind, green hydrogen); India's Panchamrit strategy, net-zero 2070 target, and sectoral decarbonization (power, transport, industry)
  • (c) Protected cultivation: Define controlled environment agriculture (polyhouses, shade nets, hydroponics); cite Indo-Israeli greenhouse projects in Haryana/Punjab, precision farming in Nashik grapes, year-round production benefits
  • (d) Contagion vs hierarchical diffusion: Explain contagious diffusion spreading adjacently (rural development from successful blocks) and hierarchical diffusion through urban hierarchy (smart cities trickling to towns); apply to India's Aspirational Districts Programme
  • (e) Central Place Theory relevance: Assess Christaller's K=3,4,7 systems; validity in e-commerce era, peri-urban retail transformation; relevance for India's AMRUT, rural-urban linkages, and service delivery optimization

Evaluation rubric

DimensionWeightMax marksExcellentAveragePoor
Concept correctness20%10Accurately defines socio-spatial dialectic (Soja), energy transition mechanisms, protected cultivation types, diffusion models (Hägerstrand), and Christaller's central place hierarchy with correct K-values; no conceptual conflation between contagion and hierarchical diffusionBasic definitions present but conflates spatial diffusion types or oversimplifies socio-spatial dialectic as merely 'space affects society'; Christaller description without critical nuanceMisidentifies core concepts—treats socio-spatial dialectic as environmental determinism, confuses contagion with relocation diffusion, or describes central places without hexagonal market areas
Map / diagram20%10Includes schematic for (a) trialectics of spatiality, (b) energy mix transition pyramid, (c) greenhouse cross-section, (d) diffusion pattern maps, or (e) hexagonal central place hierarchy; at least 2-3 diagrams enhancing explanationMentions diagrams descriptively without sketching, or provides one generic diagram (e.g., simple central place hexagons) without application to specific sub-partsNo diagrammatic representation; or incorrect diagrams (e.g., von Thünen rings for central places, random dots for hierarchical diffusion)
Indian regional examples20%10Specific Indian illustrations: (a) Delhi's urban villages or Mumbai's chawls; (b) Gujarat solar parks, Ladakh renewable projects; (c) Maharashtra floriculture, Karnataka precision farming; (d) Kerala's decentralized planning, Tamil Nadu industrial corridors; (e) Tier-2/3 city retail networksGeneric Indian references without specificity—mentions 'green revolution states' or 'smart cities' without naming; examples partially mismatched to sub-part requirementsNo Indian examples; or irrelevant examples (Western European cases for diffusion, US suburban sprawl for socio-spatial dialectic)
Spatial analysis20%10Demonstrates spatial reasoning: scale interactions in socio-spatial dialectic, spatial unevenness of energy infrastructure, agro-climatic zoning for protected cultivation, distance-decay in diffusion, and hierarchical nesting of central places with threshold/range analysisAcknowledges spatial patterns descriptively without analytical depth—mentions 'regional disparities' or 'urban hierarchy' without explaining spatial processes generating themAspatial treatment—discusses energy transition only as technology, agriculture only as economics, or central places only as population thresholds without spatial organization
Application / policy20%10Connects to contemporary policy: (a) Smart Cities Mission's spatial justice; (b) National Hydrogen Mission, PM-KUSUM; (c) MIDH subsidies for protected cultivation; (d) Special Area Development Programmes; (e) RURBAN Mission, service delivery optimization in SDGsMentions policies in passing without integration—lists schemes without linking to theoretical frameworks; or focuses only on one sub-part's policy relevanceNo policy connection; or outdated/irrelevant policies (Five Year Plans without contemporary adaptation); treats all parts as purely academic exercises

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