Which one of the following statements about India is not correct?

Which one of the following statements regarding sex composition is not correct?

Which one of the following statements is correct for the purpose of Census 2011?

Which of the following statements is true?

According to Census of India, 2011, which one among the following is the least populated state in India?

Which one of the following is the correct sequence of States with decreasing population density according to the 2011 Census of India?