1. Who invented Atomic Bomb ?

Answer: J. Robert Oppenheimer of U.S.A. in 1945

2. Who invented Vitamin B1 ?

Answer:

Casimir Funk discovered in 1912

3. Who invented Floppy disk ?

Answer: IBM in 1970

4. Who invented Aeroplane

Answer: Orville & Wilbur Wright in 1903

5. Who invented Chloroform as anaesthetic ?

Answer: James Simpson of Britain in 1847.

6. Who invented Hydrogen bomb ?

Answer:

Edward Teller

7. Who invented Blood Transfusion ?

Answer: Jean-Baptiste Denys of France in 1625.