1. Who invented by Electric Lamp ?

Answer: Thomas Alva Edison of U.S.A. in 1879

2. Who invented Neutron ?

Answer:

JAMES CHADWICK in 1932

3. Who invented Vitamin C ?

Answer:

Scottish naval surgeon James Lind in 1747

4. Who invented Radiocarbon ?

Answer:

Willard Libby

5. Who invented Chemotherapy ?

Answer: Paracelsus of Switzerland

6. Who invented Blood Transfusion ?

Answer: Jean-Baptiste Denys of France in 1625.

7. Who invented Barometer ?

Answer: Evangelista Torricelli of Italy in 1644