On the basis of the density of population, Bihar ranks –

first in India
Second in India
third in India
fourth in India

The correct answer is: C. third in India

Bihar is the third most populous state in India, with a population of over 100 million people. It has a population density of 1,108 people per square kilometer, which is higher than the national average of 464 people per square kilometer.

The states with the highest population densities in India are:

  1. Delhi: 1,536 people per square kilometer
  2. Chandigarh: 1,143 people per square kilometer
  3. Bihar: 1,108 people per square kilometer
  4. West Bengal: 1,028 people per square kilometer
  5. Kerala: 860 people per square kilometer

The states with the lowest population densities in India are:

  1. Arunachal Pradesh: 17 people per square kilometer
  2. Mizoram: 28 people per square kilometer
  3. Nagaland: 29 people per square kilometer
  4. Sikkim: 70 people per square kilometer
  5. Meghalaya: 86 people per square kilometer

The population density of a country or region is the number of people living in a given area. It is calculated by dividing the total population by the total area. Population density can be used to measure the level of urbanization, as well as the distribution of population within a country or region.

High population density can lead to a number of challenges, including traffic congestion, air pollution, and a shortage of resources. However, it can also lead to a number of benefits, such as a vibrant economy and a diverse range of cultural and social opportunities.