This document summarizes various modes of transportation and communication that serve as lifelines of the Indian economy. It discusses key aspects of roadways like the Golden Quadrilateral highways and variations in road density across states. It also covers railways, pipelines, sea ports, air transport, and telecommunication networks. It outlines important routes and infrastructure as well as the advantages and challenges of each mode of transportation and communication. The document emphasizes how different modes of transport and communication promote trade, tourism, and overall economic development in India.

1. LIFELINES OF
NATIONAL ECONOMY
By KAMLESH KHANNA

4. Significance of of means of transport and communication

10. Golden Quadrilateral Super Highways

12. National Highways

13. Find out places linked by National Highway 2 and 3.
Places linked by the National Highway 2
Delhi -Faridabad -Ballabgarh -Palwal -Kosi -Mathura -Agra-
Firozabad+ Etawah -Kanpur -Varanasi- Mohania- Aurangabad -
Champaran -Dumri- Sirsa -Asansol -Raniganj- Shrirampur-
Kolkata.
Places linked by the National Highway 3
Agra-Dhaulpur-Murena -Gwalior -Shivpuri- Guna -Indore-
Dhule- Nasik- Thane -Mumbai.

17. Border Roads

20. Road Density
● The length of road per hundred square kilometre of
area is known as density of roads.
● Distribution of of road is not uniform in the country.
● Density of all roads varies from only 12.14 km in
Jammu and Kashmir to 517.77 km in Kerala (as on
31 March 2011) with the national average of 142.68
km ( 31 March 2011)

21. Merits of Roadways

22. Problems

24. Importance of Railways

25. Problems of Railways

27. Railway Track

28. Find out the current railway zones and their headquarters. also
look at the headquarters of railway zones on the map of India.

33. Merits of Railways

34. Improvement in Railways

35. Problems / Drawbacks

40. Advantages of Pipeline

42. Important Networks of Pipeline Transportation

46. Disadvantages

50. Major sea Ports

53. Disadvantages

62. Disadvantages

63. Find out the names of the countries connected
by Indian Airlines.
Nepal, Bhutan, Bangladesh, Sri
Lanka, Maldives, Qatar, UAE,
Malaysia, Thailand, Pakistan,
Singapore, Kuwait.

64. Benefits of Transportation

65. COMMUNICATION

67. Communication

69. Telecommunication

72. Trade

74. Tourism

75. Tourism and India

76. Map work

77. https://www.cbsetuts.com/lifelines-national-
economy-chapter-wise-important-questions-
class-10-social-science/