Who discovered benzene?
1). Hal Anger
2). Michael Faraday
3). Bruce Ames
4). Nicolas Appert
Sewing machine was invented by
1). Alfred P. Southwick
2). Isaac Singer
3). Murasaki Shikibu
4). Hanaoka Seishu
Piano was invented by ________.
1). John Barber
2). Sir Henry Cole
3). Josephine Cochrane
4). Bartolomeo Cristofori
Christmas Card was invented by ________.
1). John Barber
2). Sir Henry Cole
3). Josephine Cochrane
4). Bartolomeo Cristofori
Who invented Rocket?
1). Rich K Goyle
2). E M Forster
3). Robert Goddard
4). James Anderson