Part of: Arunachal Pradesh Gk set 7

Himalayan mountain width varies from ..... in Kashmir and ..... in Arunachal Pradesh

Category: Arunachal Pradesh Gk

Hint: Consider the geographical features and the varying width of the Himalayas across different states.

Correct Answer: B) 400 km, 150 km.

Exam Relevance: UPSC, SSC, State PSC

Difficulty: Moderate

Explanations:

The Himalayan mountain range is one of the most significant geographical features in South Asia, stretching across several countries including India, Nepal, Bhutan, and Pakistan. The width of the Himalayas varies significantly along its length, influenced by geological and tectonic processes that have shaped the region over millions of years.

In Kashmir, the Himalayas are at their widest, spanning approximately 400 kilometers. This region is characterized by a complex geological structure, with the presence of multiple mountain ranges and valleys. The width is a result of the collision between the Indian and Eurasian tectonic plates, which has led to the formation of a broad and diverse mountain system.

As the Himalayas extend towards the east into Arunachal Pradesh, the width narrows considerably to about 150 kilometers. This reduction in width is due to the geological processes that have shaped the region differently. The eastern Himalayas are characterized by a more linear and less complex structure compared to the western Himalayas. The tectonic activity in this region has resulted in a narrower but still significant mountain range.

The variation in width across the Himalayas is a result of the different geological processes that have occurred in each region. The western Himalayas, including Kashmir, have experienced more extensive folding and faulting due to the collision of the Indian and Eurasian plates, leading to a broader mountain system. In contrast, the eastern Himalayas, including Arunachal Pradesh, have experienced less extensive folding and faulting, resulting in a narrower but still significant mountain range.

Understanding the width of the Himalayas in different regions is important for geographical studies and for understanding the geological processes that have shaped the region. This knowledge is also crucial for various competitive examinations that test geographical knowledge, such as the UPSC, SSC, and State PSC exams.

Option Analysis:
  • Option A: This option is incorrect because the width of the Himalayas in Kashmir is not 100 km; it is significantly wider, approximately 400 km. The width in Arunachal Pradesh is also not 200 km but much narrower, around 150 km.
  • Option B: This option is correct. The width of the Himalayas in Kashmir is approximately 400 km, and in Arunachal Pradesh, it is about 150 km. This variation is due to the geological processes that have shaped the Himalayas over time.
  • Option C: This option is incorrect because it reverses the correct measurements. The width of the Himalayas in Kashmir is approximately 400 km, not 150 km, and in Arunachal Pradesh, it is about 150 km, not 400 km.
  • Option D: This option is incorrect because the width of the Himalayas in Kashmir is approximately 400 km, not 250 km, and in Arunachal Pradesh, it is about 150 km, not 350 km.

Mnemonic: K-A: Kashmir to Arunachal, 400 to 150

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