Shelter
Overview
Shelter is a fundamental human need alongside food, water, and clothing. In the Environmental Studies (EVS) syllabus for TET-1, this topic explores how humans and animals create and use shelters for protection from weather, predators, and other dangers. The topic integrates science (materials, climate adaptation), social studies (cultural diversity, economic factors), and life skills (observation, comparison).
For GTET Paper-1, expect questions on types of houses found across India (including Gujarat-specific examples), building materials suited to different climates, and animal homes with their specific names. Questions often test the relationship between climate/geography and shelter design, making this a concept-application topic rather than pure memorisation.
Understanding shelter also connects to broader EVS themes like environment, resources, and adaptation—concepts that appear throughout the primary curriculum.
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Key Concepts
- **Shelter as a basic need**: Provides protection from heat, cold, rain, wind, wild animals, and offers privacy and security for rest and family life.
- **Climate determines shelter design**: Hot regions need thick walls and small windows; cold regions need insulated roofs and heating arrangements; rainy areas need sloped roofs for water drainage.
- **Building materials reflect local availability**: People traditionally use materials found nearby—mud and bamboo in plains, stone in hilly areas, wood in forests, ice in polar regions.
- **Permanent vs temporary shelters**: Permanent houses (pucca) use brick, cement, and concrete; temporary shelters (kutcha) use mud, thatch, and bamboo; semi-permanent houses combine both materials.
- **Economic factors influence housing**: Wealthy families afford multi-storey concrete houses; economically weaker sections may live in single-room kutcha houses or slums.
- **Animal homes serve survival purposes**: Animals build or find shelters for protection from predators, weather, and for raising young ones. Each species has adapted homes suited to their habitat.
- **Gujarat-specific housing**: Bhungas (circular mud houses) in Kutch withstand earthquakes and heat; pol houses in old Ahmedabad reflect community living; coastal areas have houses on stilts.
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Formulas / Key Facts
| Type of House | Region/Climate | Key Features | |---------------|----------------|--------------| | Igloo | Polar/Arctic regions | Made of ice blocks; dome shape retains heat | | Stilt house | Assam, Kerala, coastal areas | Raised on poles; protects from floods and animals | | Houseboat | Kashmir, Kerala | Floating home on water; made of wood | | Bhunga | Kutch, Gujarat | Circular mud house; thick walls; conical thatched roof; earthquake-resistant | | Tent | Rajasthan deserts, nomads | Portable; made of cloth/animal skin; easy to move | | Apartment/Flat | Cities | Multi-storey concrete buildings; space-efficient |