The correct answer is B) 10 years.
The Census of India is a decennial census of India. It is conducted by the Office of the Registrar General and Census Commissioner, India, under the Ministry of Home Affairs. The first census was conducted in 1872, and the most recent census was conducted in 2021.
The census is used to collect data on the population of India, including age, sex, religion, language, literacy, and occupation. The data is used to plan for the development of the country and to ensure that all citizens have access to essential services.
The census is also used to determine the number of seats that each state has in the Lok Sabha, the lower house of the Indian Parliament.
The census is a major undertaking that involves the participation of millions of people. It is a valuable tool for understanding the population of India and for planning for the future of the country.
Here is a brief explanation of each option:
- A) 5 years: This is not the correct answer because the census is conducted every 10 years.
- B) 10 years: This is the correct answer because the census is conducted every 10 years.
- C) 15 years: This is not the correct answer because the census is conducted every 10 years.
- D) 20 years: This is not the correct answer because the census is conducted every 10 years.