📚 Part of: Medieval Indian History And Administrative Systems Mcqs

The width of the himalayan moutains varies from ..... in Kashmir to ..... in Arunachal pradesh

Category: Miscellaneous Indian Gk

Correct Answer: C) 400 km, 150km.

Exam Relevance: UPSC Civil Services, State PSC Exams, Geography Olympiads

Difficulty: Moderate

Concept notes:

The Himalayan mountain range is the world's highest mountain system, extending over 2,400 km from west to east. Its width varies significantly, being widest in Kashmir and narrowest in Arunachal Pradesh. This variation is due to the geological processes and tectonic movements that shaped the Himalayas.

Common Mistakes:
  • Confusing the width with the length of the Himalayas.
  • Misunderstanding the geographical context of Kashmir and Arunachal Pradesh.
  • Not recognizing the units of measurement (km vs. m).
Explanation:

The Himalayan mountain range is a significant geographical feature in South Asia, stretching over 2,400 km from west to east. It is the highest mountain system in the world, with peaks like Mount Everest reaching over 8,848 meters above sea level. The width of the Himalayas varies significantly along its length, influenced by geological processes and tectonic movements.

In Kashmir, the Himalayas are at their widest, spanning approximately 400 km. This width is due to the complex geological history of the region, where the Indian and Eurasian tectonic plates collided, leading to the formation of the Himalayas. The collision resulted in the uplifting of the land, creating a broad mountain range.

As the Himalayas extend towards the east, their width gradually decreases. By the time the range reaches Arunachal Pradesh, the width has narrowed to about 150 km. This reduction in width is due to the changing geological conditions and the nature of the tectonic activity in the eastern part of the Himalayas.

Understanding the width variation of the Himalayas is crucial for comprehending the geological processes that shaped the region. The variation in width also has implications for the climate, biodiversity, and human settlements in the Himalayan region. The width of the Himalayas affects the distribution of rainfall, the formation of valleys, and the availability of resources, all of which are important factors in the ecological and socio-economic context of the region.

In summary, the width of the Himalayan range varies from approximately 400 km in Kashmir to 150 km in Arunachal Pradesh, reflecting the complex geological history and tectonic activity that shaped this magnificent mountain system. This variation is a key aspect of the Himalayan geography and is essential for understanding the region's physical features and environmental conditions.

Option Analysis:
  • Option A: This option is incorrect because it suggests the width of the Himalayas in Kashmir is 2,400 km, which is actually the total length of the Himalayan range. The width in Kashmir is approximately 400 km, not 2,400 km. The width in Arunachal Pradesh is 150 km, which is correct, but the first value is incorrect.
  • Option B: This option is incorrect because it provides the width in meters instead of kilometers. The width of the Himalayas is measured in kilometers, not meters. The values 150 m and 400 m are not relevant to the width of the Himalayan range.
  • Option C: This option is correct because it accurately represents the width of the Himalayan range. The width varies from approximately 400 km in Kashmir to 150 km in Arunachal Pradesh. This variation is due to the geological processes and tectonic movements that shaped the Himalayas.
  • Option D: This option is incorrect because one of the provided options (Option C) is correct. Therefore, "None of the above" is not applicable in this case.

Mnemonic: Himalayan Width: "K-A" for Kashmir to Arunachal, "4-1" for 400 to 150 km.

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