The correct answer is 17.5. Key Points • According to the 2011 Census of India, the population of India was approximately 1.21 billion, which made up 17.5% of the global population. Hence, the correct answer is 17.5. • The global population in 2011 was estimated to be around 7 billion, and India accounted for a significant share of this figure, ranking as the second-most populous country after China. • The percentage of India's population in relation to the world population indicates its demographic significance and highlights the challenges associated with managing such a large population effectively. • The 2011 Census revealed several important statistics about India, including the population growth rate, literacy rate, and urbanization trends, all of which contribute to understanding the country's demographic profile. Thus, 17.5% is the correct population percentage. Additional Information • India’s Demographic Statistics (2011 Census): • The 2011 Census was the 15th official census conducted in India. It provided a detailed demographic profile of the country. • India's total population in 2011 was approximately 1.21 billion, comprising about 17.5% of the global population. • India's population density stood at 382 people per square kilometer, reflecting the immense pressure on resources in densely populated areas. • Global Context: • In 2011, the global population was around 7 billion, with India being the second-most populous country, after China, which had a population of approximately 1.34 billion. • India's contribution of 17.5% to the global population highlights its demographic importance and the scale of resources required to support its population. • Population Growth Trends: • The population growth rate in India has been significant, with the country adding millions of people every year. The census data helps in formulating policies to address issues such as urbanization, employment, and resource management. Important Points • Key Characteristics of the 2011 Census: • The 2011 Census was conducted in two phases: the House Listing and Housing Census and the Population Enumeration. • It also collected data on vital socio-economic indicators, such as literacy rates (74.04%), sex ratio (940 females per 1000 males), and urbanization levels (31.16%). • India in Comparison to the World: • India's share of 17.5% of the global population underscores its role as a major contributor to global demographics. • The country's high population density and growth rate make it essential to focus on areas like health, education, and infrastructure to ensure sustainable development.