Official Answer Key & Detailed Solution
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Correct Answer: Option (B) — Uttar Pradesh, West Bengal, Gujarat, Kerala
Concept & Option Breakdown
Standard Reference VerifiedAccording to the 1991 Census data:
- Uttar Pradesh: 6.2 persons per household
- Gujarat: 5.5 persons per household
- West Bengal: 5.4 persons per household
- Kerala: 5.3 persons per household
Among the options, Uttar Pradesh consistently ranked highest due to high fertility and large family structures, while Kerala ranked lowest due to demographic transition and smaller family sizes.
Demographically, northern states like Uttar Pradesh have higher fertility rates and larger joint household sizes, whereas southern states like Kerala have the lowest fertility rates and smallest household sizes.
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