130. Which authority is responsible for conducting the upcoming Census of India 2027?
[RRB Group D 2025 Paper, 4 Aug 2026 Shift 1]
A. National Informatics Centre
B. Ministry of Statistics and Programme Implementation
C. Office of the Registrar General and Census Commissioner, India
D. Election Commission of India
Answer: C. Office of the Registrar General and Census Commissioner, India
Explanation: The Registrar General and Census Commissioner works under the Ministry of Home Affairs. This office coordinates population enumeration across states and union territories. The proposed 2027 Census is distinct from elections and from statistical sample surveys run by other agencies.
129. Which law provides the statutory basis for conducting India’s population census, including digital enumeration?
[DSSSB MTS, 26 Jul 2026 Shift 2]
A. Census Act, 1948
B. Information Technology Act, 2000
C. Aadhaar Act, 2016
D. Census Act, 1951
Answer: A. Census Act, 1948
Explanation: The Census Act, 1948 supplies the legal framework for census operations in India. Technology may change the way questionnaires are collected, but it does not replace the basic legislation governing enumeration, confidentiality and the powers of census officials.
128. The Census of India 2011 was which census in the sequence beginning in 1872?
[RRB NTPC Undergraduate CBT-I, 19 Jun 2026 Shift 3]
A. 14th
B. 16th
C. 15th
D. 13th
Answer: C. 15th
Explanation: The first non-synchronous population count took place in 1872. Continuing this historical sequence, the 2011 enumeration was India’s fifteenth census. Separately, it was the seventh census held after Independence, counting from the year 1951.
127. What was the Scheduled Tribe population sex ratio in India according to Census 2011?
[RRB NTPC Undergraduate CBT-I, 19 Jun 2026 Shift 1]
A. 970
B. 990
C. 1,010
D. 950
Answer: B. 990
Explanation: There were 990 females per thousand males among Scheduled Tribes in the 2011 Census. This exceeded the overall national figure of 943. The ST ratio was also higher than in 2001, when it was recorded at 978.
126. Which state had the largest population of children aged 0–6 years in Census 2011?
[RRB NTPC Undergraduate CBT-I, 19 Jun 2026 Shift 1]
A. Maharashtra
B. Bihar
C. Rajasthan
D. Uttar Pradesh
Answer: D. Uttar Pradesh
Explanation: Uttar Pradesh had India’s largest population overall and, correspondingly, the highest absolute number of children aged below seven. A large child population does not necessarily imply the highest child share or fertility rate, which are different measures.
125. Which Union Territory had the lowest literacy rate in Census 2011?
[RRB NTPC Undergraduate CBT-I, 18 Jun 2026 Shift 3]
A. Lakshadweep
B. Chandigarh
C. Dadra and Nagar Haveli
D. Andaman and Nicobar Islands
Answer: C. Dadra and Nagar Haveli
Explanation: Among Union Territories as constituted in 2011, Dadra and Nagar Haveli recorded the lowest literacy rate. State and Union Territory comparisons must use administrative boundaries relevant to the census year rather than subsequent territorial reorganisations.
124. Which was India’s second most populous state according to Census 2011?
[RRB NTPC Undergraduate CBT-I, 17 Jun 2026 Shift 2]
A. Bihar
B. Maharashtra
C. West Bengal
D. Karnataka
Answer: B. Maharashtra
Explanation: Maharashtra followed Uttar Pradesh in total population in the 2011 Census. Bihar was third and West Bengal fourth. Population rank is determined by total residents, not by population density, which produces a different order.
123. Which among the following recorded the lowest sex ratio in Census 2011?
[RRB NTPC Undergraduate CBT-I, 13 Jun 2026 Shift 2]
A. Haryana
B. Chandigarh
C. Delhi
D. Daman and Diu
Answer: D. Daman and Diu
Explanation: The former Union Territory of Daman and Diu had a very low female-to-male ratio, below the ratios of the other listed territories and Haryana. The question uses the 2011 boundaries, before the 2020 merger with Dadra and Nagar Haveli.
122. Which metropolitan agglomeration was the most populous in India in Census 2011?
[SSC GD Constable, 22 May 2026 Shift 1]
A. Kolkata
B. Delhi
C. Mumbai
D. Chennai
Answer: C. Mumbai
Explanation: Greater Mumbai was the largest urban agglomeration in the 2011 Census, ahead of Delhi and Kolkata. Metropolitan agglomerations include contiguous urban settlements and are measured differently from municipal corporation boundaries or city-proper populations.
121. Which state had the highest absolute rural population as per Census 2011?
[SSC GD Constable, 18 May 2026 Shift 1]
A. Bihar
B. Uttar Pradesh
C. Maharashtra
D. West Bengal
Answer: B. Uttar Pradesh
Explanation: Uttar Pradesh accounted for the greatest number of rural residents. This reflects its enormous overall population even though several other states had a higher rural percentage. Absolute population and proportion of rural residents should not be confused.