NCERT Class 10 Geography Chapter 7: Lifelines of National Economy

In this video, Dr. Manishika Jain explains the NCERT Class 10 Geography Chapter 7: Lifelines of National Economy Means of Transport - Movement Roadways Largest in world with 2.3 million km Why roads are more feasible? Cheaper construction rate Can traverse dissected topography On higher gradients Economical Door to door service As feeder to other transport Road Density (Length of road per 100 km2) Types of Roads Golden Quadrilateral / East – West (Silchar to Porbander) & North – South (Srinagar to Kanyakumari) National Highways – Maintained by CPWD (Sher Shah Suri – Delhi Amritsar is NH1; NH 8 – Delhi-Mumbai; NH-7 – Varanasi Kanyakumari) State Highways – by PWD District Highways – by Zila Parishad Other/ Rural Roads – PM Gramin Sadak Yojana Border Roads – North, NE & NW India Metalled – All weather (concrete, bitumen & coal) Unmetalled – half of the total Railways Integrating since last 150 years It is largest PSU in India 1st train – 1853 – Mumbai to Thane Broad, Meter & narrow gauge Plains, high density, agricultural area Difficult – in Mountains, deserts & landslide areas Diamond Quadrilateral (high speed rail network) Pipelines Gas/oil/solid Refineries – Barauni, Mathura, Panipat Initial cost is high, running cost is low Oil (Upper Assam to Kanpur) via Guwahati, Barauni & Allahabad From Salaya (Guj.) to Jalandhar (Punjab) via Viramgam, Mathura, Delhi, Sonipat From Hazira (Guj.) to Jagdishpur (UP) via Vijaipur (MP) Waterways Cheapest Fuel efficient and environment friendly 95% trade in volume & 68% in value by sea Coastline – 7516 km (handle 95% foreign trade) Kandla (after 1947, to relieve Mumbai) as Karachi went to Pak. Mumbai – Biggest, natural and sheltered harbor Jawaharlal Nehru Port to decongest Mumbai Marmagao (export iron) from Goa New Mangalore (Karnataka) – export iron from Kudremukh Kochi – entrance of lagoon with natural harbor Waterways Tuticorin – Natural harbor, Tamil Nadu Chennai – oldest artificial harbor (next to Mumbai in cargo) Vishakhapatnam – deepest landlocked (iron export) Paradip – Odisha (iron export) Kolkata – inland riverine port – tidal port (Haldia to decongest Kolkata) National Waterways Sagar Mala Project NW -1: On Ganga b/w Allahabad & Haldia NW -2: Brahmaputra b/w Sadiya and Dhubri NW-3: West Coast Canal in Kerala Airways Fastest Cover difficult terrain Nationalized in 1953 UDAN (Ude Desh Ka Aam Naagrik) Communication Postal network – largest in world Largest telecom in Asia (STD, mobiles) Mass Communication – Radio, TV, newspaper, DD Largest producer of feature films in world International Trade Exports & Imports (EXIM policy) Balance of trade (favorable or unfavorable) Most trades – Mineral fuels & gold Highest exports – petroleum product & precious stones Tourism - Revenue For details on IAS visit https://www.examrace.com/IAS/IAS-FlexiPrep-Program/ For competitive exam preparation visit https://www.doorsteptutor.com/Exams/

Comments

1. wow..u r from jnu...me too..happy to see this..jnuian rocks everywhere
2. waiting for class 11
3. thanq very very much mam plz upload next vdo we all r waiting only for you
4. class 11 12 economy pls
5. Thank you .