Who invented the helicopter?
Which sport is the Kalinga Cup associated with?
Which of the following rivers crosses the equator twice?
What does the term 'Blue Revolution' refer to?
Air pressure is usually highest when the air is?
Who was the first woman Speaker of the Lok Sabha?
Who is known as the 'Iron Man of India'?
What was the first mechanical computer designed by Charles Babbage called?
What does FFC stand for?
Who among the following is known for the famous quote "an uncontrolled pen serves but to destroy"?