Part of: Ladakh Gk set 1

Ladakh receives rainfall less than

Category: Ladakh Gk

Hint: Consider the arid and semi-arid climate of Ladakh.

Correct Answer: A) 10cm

Exam Relevance: UPSC, SSC, State PSC

Difficulty: Easy

Explanations:

Ladakh, a region in the northernmost part of India, is characterized by its arid and semi-arid climate. The region is located in the rain shadow of the Himalayas, which means that it receives very little rainfall. The rain shadow effect occurs when a mountain range blocks the path of moist air, causing it to rise, cool, and lose moisture on the windward side. As a result, the leeward side, which is the side away from the wind, receives much less precipitation.

In the case of Ladakh, the Himalayas block the monsoon winds that bring rain to much of India. This results in a very dry climate with annual rainfall typically less than 10cm. The region is known for its high altitude, with much of it lying above 3,000 meters. The combination of high altitude and the rain shadow effect contributes to the low precipitation levels.

Understanding the climatic conditions of Ladakh is important for various reasons, including agricultural planning, water resource management, and ecological studies. The low rainfall means that the region relies heavily on snowmelt and glacial melt for its water supply, which is crucial for sustaining the local population and ecosystems.

It is important to note that while Ladakh receives very little rainfall, it is not entirely devoid of precipitation. The region does experience some snowfall during the winter months, which contributes to the overall water supply. However, the annual rainfall remains significantly lower than other parts of India, making it a unique and challenging environment for both human habitation and natural ecosystems.

Option Analysis:
  • Option A: This option is correct. Ladakh receives less than 10cm of rainfall annually due to its arid and semi-arid climate, which is influenced by its high altitude and location in the rain shadow of the Himalayas.
  • Option B: This option is incorrect. While 15cm might seem plausible, it overestimates the actual rainfall in Ladakh, which is significantly lower due to its arid conditions.
  • Option C: This option is incorrect. 20cm of rainfall is far too high for Ladakh, which is known for its extremely low precipitation levels.
  • Option D: This option is incorrect. Although Ladakh does receive very little rainfall, 5cm is too low and does not accurately represent the average annual rainfall, which is closer to 10cm.

Mnemonic: Dry Ladakh, less than 10cm rain

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