Gk Questions with AnswersInventions and Discoveries
DIRECTIONS : Objective Question on Computer Knowledge.
| 6. | Who invented the Lift? | ||
|---|---|---|---|
| A. Michael Faraday | |||
| B. J.L.Baird | |||
| C. Thomas Alva Editon | |||
| D. E.G.Otis | |||
| 7. | Cholera bacillus was discovered by | ||
|---|---|---|---|
| A. Ronald Ross | |||
| B. Robert Koch | |||
| C. Joseph Lister | |||
| D. Louis Pasteur | |||
| 8. | The law of definite proportions is associated with the name of | ||
|---|---|---|---|
| A. Dalton | |||
| B. Lavoisier | |||
| C. Proust | |||
| D. Gay Lussac | |||
| 9. | Who invented X–ray? | ||
|---|---|---|---|
| A. Einstein | |||
| B. Roentgen | |||
| C. Rutherford | |||
| D. Baird | |||
| 10. | The scientific study of ageing is known as | ||
|---|---|---|---|
| A. Teratology | |||
| B. Osteology | |||
| C. Gerantology | |||
| D. Etiology | |||