1. Who invented Vitamin B1 ?

Answer:

Casimir Funk discovered in 1912

2. Who invented Gramophone ?

Answer:

Emile Berliner in 1887.

3. Who invented Chloroform as anaesthetic ?

Answer: James Simpson of Britain in 1847.

4. Who invented Proton ?

Answer:

Ernest Rutherford

5. Who invented Floppy disk ?

Answer: IBM in 1970

6. Who invented Ball-Point Pen ?

Answer: John J. Loud of U.S.A. in 1888

7. Who invented paper ?

Answer:

Cai Lun