Topic 273 · Answers
Strategic tunnels: Brahmaputra, Zojila, Shyok
In February 2026 the Cabinet cleared India's first underwater road-cum-rail tunnel under which river?
- Ganga
- Yamuna
- Correct answer: Brahmaputra
- Narmada
Core Trigger: In February 2026 the Cabinet cleared India's first underwater road-cum-rail tunnel, under the Brahmaputra in Assam.From Book 1 RATNA, topic 273, point 1
The Zojila tunnel links Sonamarg and which place?
- Drass
- Kargil
- Gulmarg
- Correct answer: Minamarg
Routes: The Brahmaputra tunnel links Gohpur and Numaligarh; the Zojila tunnel links Sonamarg and Minamarg after its June 2026 breakthrough.From Book 1 RATNA, topic 273, point 2
Who opened the Shyok tunnel in December 2025?
- Correct answer: Rajnath Singh
- Amit Shah
- Nitin Gadkari
- Narendra Modi
Current Head: Defence Minister Rajnath Singh opened the Shyok tunnel in December 2025.From Book 1 RATNA, topic 273, point 3
What is the length of the Shyok cut-and-cover tunnel?
- 500 m
- Correct answer: 920 m
- 1.5 km
- 9 km
Key Term: The Shyok tunnel is a 920 m cut-and-cover tunnel on the DS-DBO road near the LAC in eastern Ladakh.From Book 1 RATNA, topic 273, point 4
Which is/are correct? (1) The Brahmaputra project is a 15.79 km twin-tube crossing. (2) It costs Rs 8,662 crore.
- Correct answer: Only 1
- Only 2
- Both 1 and 2
- Neither 1 nor 2
Data: The Brahmaputra project is a 15.79 km twin-tube crossing costing Rs 18,662 crore.From Book 1 RATNA, topic 273, point 5
What advantage do the new tunnels give in border and river regions?
- Lower toll rates
- Faster rail electrification
- Correct answer: All-weather access
- Reduced fuel imports
India Link: The tunnels give all-weather access in border and river regions, aiding troop movement and trade.From Book 1 RATNA, topic 273, point 7
Zojila lies on which route between Kashmir and Ladakh?
- Manali-Leh route
- Jammu-Srinagar route
- Shimla-Kinnaur route
- Correct answer: Srinagar-Leh route
Venue: Zojila sits on the Srinagar-Leh route between Kashmir and Ladakh; it is built using the New Austrian Tunnelling Method.From Book 1 RATNA, topic 273, point 8
In which year was the Border Roads Organisation raised?
- Correct answer: 1960
- 1947
- 1952
- 1971
Founded: The Border Roads Organisation was raised in 1960.From Book 1 RATNA, topic 273, point 9
The Atal Tunnel at Rohtang opened in which month and year?
- October 2018
- Correct answer: October 2020
- March 2021
- December 2019
Landmark: Atal Tunnel at Rohtang, opened in October 2020, is about 9 km long and among the world's longest highway tunnels.From Book 1 RATNA, topic 273, point 10
Which is/are correct? (1) Article 300A allows property to be taken only by authority of law. (2) The 2013 land acquisition Act provides no compensation.
- Correct answer: Only 1
- Only 2
- Both 1 and 2
- Neither 1 nor 2
Doctrine: Article 300A: property can be taken only by authority of law; the 2013 land acquisition Act provides compensation.From Book 1 RATNA, topic 273, point 12
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