1. Who invented Blood Transfusion ?

Answer: Jean-Baptiste Denys of France in 1625.

2. Who invented Computer ?

Answer:

Charles Babbage

3. Who invented paper ?

Answer:

Cai Lun

4. Who invented c language

Answer:

Dennis Ritchie

5. Who invented watch ?

Answer:

Peter Henlein invented the first portable time piece in 1504

6. Who invented Vitamin K ?

Answer: Doisy Dam of U.S.A. in 1938.

7. Who invented Bicyle ?

Answer: Kirkpatrick Macmillan of Britain.