Who developed the theory of relativity?
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Kaleidoscope was invented by ________.
Who discovered Oxygen?
Which of the following award is given for distinguished service in any field including service rendered by the Government servants?
Shabana Azmi is not one of the following
If y=2-x1+x, then what is the value of 1y+1 + 2y+1y2-1 ?
Which country has the smallest terrestrial border with India?
Which of the following is not a Halon gas ?