NCERT Class 7 Social Science Chapter 19
Infrastructure: Engine of India's Development
This chapter explores the role of physical and social infrastructure in driving India's economic development. Students learn about transportation networks, energy production, communication systems, and social infrastructure like schools and hospitals. The chapter examines how government investment in infrastructure connects regions, reduces poverty, and enables economic growth.
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Key Terms
- Infrastructure
- The basic physical and organizational structures needed for a society to function, including roads, bridges, railways, power plants, hospitals, and schools.
- Physical Infrastructure
- Tangible facilities like roads, railways, airports, ports, power grids, and communication networks that support economic activities.
- Social Infrastructure
- Institutions and facilities that support society's well-being, including schools, colleges, hospitals, and community centers.
- National Highway
- Major road networks built and maintained by the central government connecting different states and important cities across India.
- Renewable Energy
- Energy generated from naturally replenishing sources like solar, wind, hydro, and geothermal power, which India is rapidly expanding to meet growing energy needs.
Frequently Asked Questions
Why is infrastructure important for economic development?▾
Infrastructure connects producers to markets, reduces transportation costs, enables industries to operate efficiently, creates employment, improves quality of life, attracts investment, and helps integrate remote areas into the national economy.
What are the main types of transport infrastructure in India?▾
India has four main transport networks: Railways (the fourth largest in the world), Road networks (national and state highways, rural roads under PMGSY), Air transport (major international and domestic airports), and Water transport (coastal shipping and inland waterways).
What is the significance of Indian Railways?▾
Indian Railways is the fourth largest rail network in the world, carrying about 8 billion passengers annually. It connects all major cities and towns, facilitates trade, supports industrial development, and is crucial for national integration and defense.
How is India meeting its energy needs?▾
India meets its energy needs through thermal power (coal), hydroelectric power, nuclear energy, and rapidly growing renewable sources. India is now the world's third largest solar power producer and has ambitious targets for wind and solar energy expansion.
What challenges does India face in infrastructure development?▾
Key challenges include financing large projects, acquiring land for construction, corruption and delayed execution, uneven development between urban and rural areas, maintenance of existing infrastructure, and the need to balance development with environmental concerns.
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