Part of: Miscellaneous Indian Gk set 273

What type of deserts are Gobi desert and Atacama desert?

Category: Miscellaneous Indian Gk

Hint: Consider the geographical features that create these deserts.

Correct Answer: A) Rainshadow deserts.

Exam Relevance: UPSC, SSC, Banking Exams, State PSC

Difficulty: Moderate

Explanations:

Deserts are arid regions characterized by low precipitation and sparse vegetation. They are classified into several types based on their formation and geographical features. One of the most common types is the rainshadow desert, which is formed when mountains block moisture-laden winds, causing the air to lose its moisture on the windward side and creating a dry region on the leeward side.

The Gobi Desert, located in northern China and southern Mongolia, and the Atacama Desert, located in South America along the Pacific coast of Chile and Peru, are both classified as rainshadow deserts. The Gobi Desert is formed by the rainshadow effect of the Himalayas, which block moisture from the Indian Ocean. Similarly, the Atacama Desert is formed by the rainshadow effect of the Andes Mountains, which block moisture from the Pacific Ocean.

Understanding the formation of rainshadow deserts is crucial for comprehending the geographical and climatic conditions that create these arid regions. The rainshadow effect is a significant factor in the distribution of deserts around the world, and it plays a critical role in shaping the climate and ecosystems of these regions.

Other types of deserts include coastal deserts, which are formed by cold ocean currents that cool the air and prevent moisture from reaching the land, and polar deserts, which are found in the Arctic and Antarctic regions and are characterized by extremely low temperatures and low precipitation. However, the Gobi and Atacama deserts are specifically classified as rainshadow deserts due to their formation by the rainshadow effect.

Option Analysis:
  • Option A: This option is correct. The Gobi and Atacama deserts are classified as rainshadow deserts because they are formed by the rainshadow effect, where mountains block moisture-laden winds, leading to dry conditions on the leeward side.
  • Option B: This option is incorrect. Molten deserts do not exist as a recognized type of desert. The term "molten" suggests high temperatures, but it does not describe the formation or characteristics of a desert.
  • Option C: This option is incorrect. The Gobi and Atacama deserts are well-defined and classified, so "None" is not an appropriate answer.
  • Option D: This option is incorrect. "Invisible desert" is not a recognized type of desert. Deserts are visible geographical features and are classified based on their formation and characteristics.

Mnemonic: R for Rainshadow, R for Rainshadow deserts.

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