According to the 1991 Census, the highest percentage of population in India is to be found in the age group of :

(a) Ranking of States and Union territories by density in 1991 : Sikkim                     57 Nagaland                73 Meghalaya ...

(d) As per 1991 census, Pondicherry and Delhi had the literacy rates of 75.3 and 74.7 respectively.

(d) Pondicherry, a Union Territory, has the sex ratio of 1001. Chandigarh has 777, Delhi has 861, Daman and Diu has 710, Dadra and Nagar Haveli has 812.

(b) According to 2001 census, Maharashtra had the maximum population in India after Uttar Pradesh. The total population in Maharashtra is 193,977,000.

(a) On the basis of 2001 census, 9.8% of population Himachal Pradesh, 10.5% of population of Bihar, 15% of population of Orissa & 20.8 % of population of Uttar Pradesh...

(d) The rate of population density increase in India is as follows: Density 1951 – 117 per sq km, 2001 – 324 per sq km; Annual growth rate in population...

16.2%.........

(b) Population dividend or Demographic dividend refers to a period - usually 20 to 30 years - when fertility rates fall due to significant reductions in child and infant mortality...

(d) Iron age

(a) Chalcolithic age