Official Answer Key & Detailed Solution
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Correct Answer: Option (D) — 4, 3, 2, 1
Concept & Option Breakdown
Standard Reference VerifiedThe states labelled on the map are 4 (Uttar Pradesh), 3 (Maharashtra), 2 (West Bengal), and 1 (Assam). In terms of total net available groundwater resources utilized and available for irrigation, Uttar Pradesh ranks highest due to vast alluvial aquifers, followed by Maharashtra, West Bengal, and Assam. Hence, the correct descending order is 4, 3, 2, 1.
Uttar Pradesh (4) possesses the largest cultivable area with immense alluvial aquifers, placing it at the top of the descending order.
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