CH: 7 Geography
Class 10th Ch: 7 Lifeline of the National Economy
CBSE Class 10th
Session 2022-2023
NCERT IMPORTANT QUESTIONS
Class 10th SST Geography CH: 7 Lifeline of the National Economy Important Questions
CBSE Board and other State Board
Important Extra Questions For Class 10th SST
What is National Highway?
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National Highways link extreme parts of the country. These are the primary road systems and are laid and maintained by the Central Public Works Department (CPWD). A number of major National Highways run in North- South and East-West directions. The historical Sher-Shah Suri Marg is called National Highway No.1, between Delhi and Amritsar.