Official Answer Key & Detailed Solution
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Correct Answer: Option (D) — Bihar has the lowest literacy rate in India
Concept & Option Breakdown
Standard Reference VerifiedAccording to the 1991 Census:
- West Bengal had the highest population density among major states (767 persons/km²), not UP.
- Kerala had the highest female-to-male sex ratio (1,036 females per 1,000 males), not Himachal Pradesh.
- Bihar had the lowest literacy rate in India at approximately 38.48% (total literacy).
Kerala consistently holds the highest sex ratio, and West Bengal/Bihar had the highest population density, while Bihar consistently recorded the lowest literacy rate in late 20th-century censuses.
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