NCERT Solutions for Class 10 Geography Chapter 7 Lifelines of National Economy
NCERT Solutions for Class 10 Geography Chapter 7 covers Means of Transportation (Roadways, Railways, Pipelines, Waterways, Airways), Communication Networks, International Trade, and Tourism as a Trade.
Overview of Topics & Subtopics (Click to Jump)
1. Land Transport: Roadways & Railways
Short Note:
• Roadways: India has one of the largest road networks in the world. Key networks: Golden Quadrilateral Super Highways (linking Delhi, Mumbai, Chennai, Kolkata), National Highways (maintained by CPWD), State Highways (maintained by PWD), District Roads, Rural Roads (PMGSY), and Border Roads (BRO).
• Railways: Principal mode of transportation for freight and passengers in India. Highly developed in the Northern plains due to level land and high population density, but difficult in hilly and desert terrains.
2. Pipelines & Waterways
Short Note:
• Pipelines: Used for transporting crude oil, petroleum products, and natural gas over long distances with minimal trans-shipment losses. Major network: HVJ (Hazira-Vijaipur-Jagdishpur) pipeline.
• Waterways: Cheapest mode of transport, eco-friendly, fuel-efficient, and suitable for carrying heavy and bulky goods. National Waterway No. 1 (Ganga river between Allahabad and Haldia) is a major route. Important ports: Kandla (Deendayal Port), Mumbai, Marmagao, Chennai, Visakhapatnam, Kolkata/Haldia.
3. Airways & Communication Networks
Short Note:
• Airways: Fastest, most comfortable, and prestigious mode of transport, vital for reaching remote and inaccessible hilly/forested areas like North-Eastern states.
• Communication: Personal communication (letters, mobile phones) and Mass communication (Television, Radio, Newspapers, Internet). Indian postal network is the largest in the world.
4. International Trade & Tourism
Short Note:
• International Trade: Exchange of goods between two or more countries. Includes Exports and Imports. Balance of trade is favorable when exports exceed imports.
• Tourism as a Trade: Promotes national integration, supports local handicrafts, and earns foreign exchange. Over 15 million people in India are directly engaged in the tourism industry.
Intext & Conceptual Questions
2. Roads can traverse undulating and steep slopes like mountains (e.g., Himalayas) easily.
3. Road transport provides door-to-door service, reducing loading and unloading costs.
2. A trade balance is called favorable when the total value of exports is higher than the total value of imports.
3. It strengthens the national economy and builds foreign exchange reserves.
Textbook Chapter End Exercise Questions
1. Cost-Effective: Waterways are the cheapest mode of transport for carrying heavy and bulky goods over long distances.
2. Fuel-Efficient: They are highly fuel-efficient and environment-friendly compared to road or air transport.
3. Natural Infrastructure: Inland waterways leverage natural river and canal systems, reducing heavy infrastructure costs.
1. The North-Eastern region is marked by dissected relief, dense forests, and big rivers like the Brahmaputra.
2. Frequent floods and heavy rainfall make road and railway construction extremely difficult and unreliable.
3. Air transport easily overcomes these geographical barriers, providing fast and uninterrupted connectivity.
1. Foreign Exchange & Jobs: Tourism earns valuable foreign currency and generates direct employment for millions of people.
2. Support for Local Arts: Provides strong patronage to local cottage industries, handicrafts, and cultural heritage.
3. Diverse Attractions: India offers diverse tourism experiences, including eco-tourism, heritage tourism, adventure tourism, and medical tourism.
Read More & Chapter Resources
These short notes are designed for quick revision. Read the main points once, then use the related material below to practise the same chapter. Revising a concept and checking it with questions can make your preparation more focused.