Which state in India has the lowest number of females in comparison to males?

Which among the following is the least populated state in India?

During which decade did India see a negative population growth?

At the present rates of population growth of India and China, by which year is India likely to overtake China as the world’s most populous country?

What percentage of World’s population lives in India?

The toxicity of which of the following heavy metals leads to liver cirrhosis?