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Mountain Passes of J & K
Khardung La – It is the highest motorable pass in the country and
connects Leh with Siachin glacier. The pass on the Ladakh
Range is north of Leh and is the gateway to the Shyok and
Nubra valleys. It is maintained by the Border Roads Organisation,
the pass is strategically important to India as it is used to carry
supplies to the Siachen Glacier.
Banihal Pass: It is situated in Pir Panjal Range and connects
Jammu with Srinagar. Pir Panjal Railway Tunnel was also
constructed recently at banihal which is the 11.2 km long, It is
India's longest railway tunnel and Asia's fourth longest railway
tunnel
Page 2


Mountain Passes of J & K
Khardung La – It is the highest motorable pass in the country and
connects Leh with Siachin glacier. The pass on the Ladakh
Range is north of Leh and is the gateway to the Shyok and
Nubra valleys. It is maintained by the Border Roads Organisation,
the pass is strategically important to India as it is used to carry
supplies to the Siachen Glacier.
Banihal Pass: It is situated in Pir Panjal Range and connects
Jammu with Srinagar. Pir Panjal Railway Tunnel was also
constructed recently at banihal which is the 11.2 km long, It is
India's longest railway tunnel and Asia's fourth longest railway
tunnel
Aghil Pass - It is situated to the north of Mount K2 or 
Godwin Austin in the Karakoram Range.  This pass 
connects Ladakh with Xinjiang province of China
Zoji La Pass - This pass connects Srinagar-Kargil-Leh. The 
Zozila Pass is frequently named as the entrance to Ladakh
in Jammu and Kashmir. The road over the pass is termed 
as the gateway to the majestic Ladakh. Zojila Pass has a 
remarkable position, bordered by the Kashmir The pass 
remains closed half of the year because of intense 
snowfall and opens in the latter part of the spring season.
Page 3


Mountain Passes of J & K
Khardung La – It is the highest motorable pass in the country and
connects Leh with Siachin glacier. The pass on the Ladakh
Range is north of Leh and is the gateway to the Shyok and
Nubra valleys. It is maintained by the Border Roads Organisation,
the pass is strategically important to India as it is used to carry
supplies to the Siachen Glacier.
Banihal Pass: It is situated in Pir Panjal Range and connects
Jammu with Srinagar. Pir Panjal Railway Tunnel was also
constructed recently at banihal which is the 11.2 km long, It is
India's longest railway tunnel and Asia's fourth longest railway
tunnel
Aghil Pass - It is situated to the north of Mount K2 or 
Godwin Austin in the Karakoram Range.  This pass 
connects Ladakh with Xinjiang province of China
Zoji La Pass - This pass connects Srinagar-Kargil-Leh. The 
Zozila Pass is frequently named as the entrance to Ladakh
in Jammu and Kashmir. The road over the pass is termed 
as the gateway to the majestic Ladakh. Zojila Pass has a 
remarkable position, bordered by the Kashmir The pass 
remains closed half of the year because of intense 
snowfall and opens in the latter part of the spring season.
Passes of Sikkim
Jelep La - Jelep La is a high altitude mountain pass linking
Lhasa to India. The word Jelep La is of Tibetan origin and it
means “the lovely level pass ”. On the Tibetan side, the path
stretches towards Chumbi Valley of the Tibetan Plateau. It is
truly the most level among all the passes between Sikkim
and Tibet. The beautiful Menmecho Lake flows below the
Jelep La Pass. Menmecho Lake is situated at a distance of
20 kilometres ahead of the Lake Tsomgo. It is the source of
the river Rangpo chu, a tributary of the Teesta River.
Page 4


Mountain Passes of J & K
Khardung La – It is the highest motorable pass in the country and
connects Leh with Siachin glacier. The pass on the Ladakh
Range is north of Leh and is the gateway to the Shyok and
Nubra valleys. It is maintained by the Border Roads Organisation,
the pass is strategically important to India as it is used to carry
supplies to the Siachen Glacier.
Banihal Pass: It is situated in Pir Panjal Range and connects
Jammu with Srinagar. Pir Panjal Railway Tunnel was also
constructed recently at banihal which is the 11.2 km long, It is
India's longest railway tunnel and Asia's fourth longest railway
tunnel
Aghil Pass - It is situated to the north of Mount K2 or 
Godwin Austin in the Karakoram Range.  This pass 
connects Ladakh with Xinjiang province of China
Zoji La Pass - This pass connects Srinagar-Kargil-Leh. The 
Zozila Pass is frequently named as the entrance to Ladakh
in Jammu and Kashmir. The road over the pass is termed 
as the gateway to the majestic Ladakh. Zojila Pass has a 
remarkable position, bordered by the Kashmir The pass 
remains closed half of the year because of intense 
snowfall and opens in the latter part of the spring season.
Passes of Sikkim
Jelep La - Jelep La is a high altitude mountain pass linking
Lhasa to India. The word Jelep La is of Tibetan origin and it
means “the lovely level pass ”. On the Tibetan side, the path
stretches towards Chumbi Valley of the Tibetan Plateau. It is
truly the most level among all the passes between Sikkim
and Tibet. The beautiful Menmecho Lake flows below the
Jelep La Pass. Menmecho Lake is situated at a distance of
20 kilometres ahead of the Lake Tsomgo. It is the source of
the river Rangpo chu, a tributary of the Teesta River.
Nathu La: Nathula Pass is a mountain pass in the Eastern
Himalayas in Sikkim and serves as the trade link between India
and China. The silk route, ancient trade route used to pass
through here. Nathu means "listening ears" and La means
"pass" in Tibetan. On the Indian side, the pass is 54 km east of
Gangtok. Sealed by India after the 1962 Sino-Indian War,
Nathu La was re-opened in 2006. The opening of the pass
shortens the travel distance to important Hindu and Buddhist
pilgrimage sites in the region.
Page 5


Mountain Passes of J & K
Khardung La – It is the highest motorable pass in the country and
connects Leh with Siachin glacier. The pass on the Ladakh
Range is north of Leh and is the gateway to the Shyok and
Nubra valleys. It is maintained by the Border Roads Organisation,
the pass is strategically important to India as it is used to carry
supplies to the Siachen Glacier.
Banihal Pass: It is situated in Pir Panjal Range and connects
Jammu with Srinagar. Pir Panjal Railway Tunnel was also
constructed recently at banihal which is the 11.2 km long, It is
India's longest railway tunnel and Asia's fourth longest railway
tunnel
Aghil Pass - It is situated to the north of Mount K2 or 
Godwin Austin in the Karakoram Range.  This pass 
connects Ladakh with Xinjiang province of China
Zoji La Pass - This pass connects Srinagar-Kargil-Leh. The 
Zozila Pass is frequently named as the entrance to Ladakh
in Jammu and Kashmir. The road over the pass is termed 
as the gateway to the majestic Ladakh. Zojila Pass has a 
remarkable position, bordered by the Kashmir The pass 
remains closed half of the year because of intense 
snowfall and opens in the latter part of the spring season.
Passes of Sikkim
Jelep La - Jelep La is a high altitude mountain pass linking
Lhasa to India. The word Jelep La is of Tibetan origin and it
means “the lovely level pass ”. On the Tibetan side, the path
stretches towards Chumbi Valley of the Tibetan Plateau. It is
truly the most level among all the passes between Sikkim
and Tibet. The beautiful Menmecho Lake flows below the
Jelep La Pass. Menmecho Lake is situated at a distance of
20 kilometres ahead of the Lake Tsomgo. It is the source of
the river Rangpo chu, a tributary of the Teesta River.
Nathu La: Nathula Pass is a mountain pass in the Eastern
Himalayas in Sikkim and serves as the trade link between India
and China. The silk route, ancient trade route used to pass
through here. Nathu means "listening ears" and La means
"pass" in Tibetan. On the Indian side, the pass is 54 km east of
Gangtok. Sealed by India after the 1962 Sino-Indian War,
Nathu La was re-opened in 2006. The opening of the pass
shortens the travel distance to important Hindu and Buddhist
pilgrimage sites in the region.
Passes of Arunachal Pradesh
Bomdi La - Bomdila is a high mountain pass situated to the east
of Bhutan in the Tawang district of Arunachal Pradesh and
connects it with China. In Bumdi La Pass one of the fiercest
battle took place in the 1962 Sino-Indian War. In 2006, Bomdi la
pass was re-opened to traders for the first time in 44 years. It is
the pass from where Dalai Lama entered India escaping from
Tibet.
Diphu Pass - Diphu Pass is a mountain pass around the area of
the disputed tri-point borders of India, China, and Myanmar.
Diphu Pass is also a strategic approach to eastern Arunachal
Pradesh. It lies on the McMahon Line.
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FAQs on PPT: Mountain Pass- 1 - Crash Course for UPSC Aspirants

1. What is a mountain pass?
Ans. A mountain pass is a route through a mountain range or over a ridge that allows for transportation and communication between two areas. It is a low point or gap in a mountainous terrain that offers a passage for vehicles, pedestrians, or animals.
2. How are mountain passes formed?
Ans. Mountain passes are formed through various geological processes. They can be created by erosion caused by rivers or glaciers, or by tectonic activity such as the uplifting of mountain ranges. Over time, these processes carve out pathways that become mountain passes.
3. What are some challenges faced while crossing a mountain pass?
Ans. Crossing a mountain pass can pose several challenges. Some common difficulties include steep and treacherous terrain, unpredictable weather conditions, avalanches, and lack of oxygen at higher altitudes. These challenges require careful planning, proper equipment, and knowledge of mountaineering techniques.
4. Are there any famous mountain passes around the world?
Ans. Yes, there are several famous mountain passes around the world. Some examples include the Stelvio Pass in Italy, the Great St. Bernard Pass in Switzerland, the Khardung La Pass in India, and the Transfagarasan Highway in Romania. These passes are renowned for their scenic beauty and have become popular tourist destinations.
5. How are mountain passes significant in terms of trade and transportation?
Ans. Mountain passes have played a crucial role in trade and transportation throughout history. They provide crucial links between different regions, allowing for the movement of goods, people, and ideas. Mountain passes often serve as major trade routes, facilitating economic activities and cultural exchange between communities on either side of the mountains.
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