Official Answer Key & Detailed Solution
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Correct Answer: Option (C) — Kochi–Kolkata–Patna–Delhi
Concept & Option Breakdown
Standard Reference VerifiedNormal annual rainfall of the cities in decreasing order:
- Kochi (Western coast, directly exposed to Arabian Sea branch): ~3000 mm
- Kolkata (Ganga delta, close to Bay of Bengal): ~1600 mm
- Patna (Middle Ganga plain, further inland): ~1200 mm
- Delhi (Upper Ganga-Yamuna plain / semi-arid transition): ~800 mm
Rainfall along the Gangetic plain decreases progressively from east to west (Kolkata > Patna > Delhi), while the windward west coast (Kochi) receives the highest.
Rainfall in the northern plains decreases continuously from east to west (Kolkata > Patna > Delhi), while west coast stations like Kochi receive far greater rainfall than interior plains.
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