Electron was discovered by:
If both the Vice President and Chief Justice of India are unavailable for the position of acting president, who acts as President of India?
Megasthenes was an ambassador in the court of:
Which of the following is not a tributary of Ganga river?
The first hydel power plant in India was located in:
Who was the first Secretary-General of the United Nations?
Which of the following is a data file extension?