Part of: Miscellaneous Indian Gk set 268

Compared with the Eastern and Western Ghats, the Deccan Plateau has .....

Category: Miscellaneous Indian Gk

Hint: Consider the geographical features and their impact on precipitation.

Correct Answer: B) A drier climate.

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

Difficulty: Moderate

Explanations:

The Deccan Plateau is a large, elevated region in southern India, covering a significant portion of the Indian subcontinent. It is bounded by the Eastern and Western Ghats, which are mountain ranges that run parallel to the eastern and western coasts of India, respectively. The Deccan Plateau is characterized by its relatively flat topography, with an average elevation of about 600 meters above sea level.

The climate of the Deccan Plateau is generally drier compared to the Eastern and Western Ghats. This difference in climate is primarily due to the geographical features of the region. The Eastern and Western Ghats are closer to the coast and receive more rainfall due to orographic precipitation. Orographic precipitation occurs when moist air is forced to rise over elevated terrain, such as mountains, leading to cooling and condensation of water vapor, which results in increased rainfall on the windward side of the mountains.

The Deccan Plateau, being farther from the coast and at a higher elevation, does not receive as much rainfall as the Ghats. The plateau's climate is influenced by the monsoon winds, but the orographic effect is less pronounced, leading to a drier climate. The plateau experiences a tropical savanna climate, with distinct wet and dry seasons. The wet season typically occurs during the monsoon months, while the dry season is more prolonged and pronounced.

The Eastern and Western Ghats, on the other hand, have a more humid climate due to the higher rainfall they receive. The Eastern Ghats receive more rainfall during the northeast monsoon, while the Western Ghats receive significant rainfall during both the southwest and northeast monsoons. This higher rainfall supports denser forest growth in the Ghats compared to the Deccan Plateau.

Understanding the climatic differences between the Deccan Plateau and the Eastern and Western Ghats is crucial for comprehending the geographical and ecological characteristics of these regions. The drier climate of the Deccan Plateau influences the types of vegetation, wildlife, and agricultural practices in the region, making it distinct from the more humid and forested Ghats.

Option Analysis:
  • Option A: This option is incorrect. The Deccan Plateau does not have denser forests compared to the Eastern and Western Ghats. The Ghats receive more rainfall due to their proximity to the coast and their elevation, which supports denser forest growth.
  • Option B: This option is correct. The Deccan Plateau has a drier climate compared to the Eastern and Western Ghats. The Ghats receive more rainfall due to orographic precipitation, while the plateau is farther from the coast and at a higher elevation, leading to less precipitation.
  • Option C: This option is incorrect. The Deccan Plateau does not have a longer coastline. The Eastern and Western Ghats are closer to the coast and do not have a significant coastline themselves, as they are mountain ranges.
  • Option D: This option is incorrect. The Deccan Plateau is not characterized by steep mountains. The Eastern and Western Ghats are mountain ranges with steeper slopes, while the Deccan Plateau is a large, relatively flat plateau.

Mnemonic: Dry Plateau, Wet Ghats

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