1. Who invented Biochemistry ?

Answer: Jan Baptista Van Helmont of Belgium in 1648.

2. Who invented Neutron ?

Answer:

JAMES CHADWICK in 1932

3. Who invented Locomotive ?

Answer:

George Stephenson was first to buit steam locomotives.

4. Who invented Relativity Theory ?

Answer: Einstein of Germany in 1905.

5. Who invented Machine Gun ?

Answer:

Helge Palmcrantz, Swedish inventor and industrialist

6. Who invented Stainless Steel ?

Answer: Harry Brearley of Britain in 1913.

7. Who invented Dynamo ?

Answer:

Hypolite Pixii of France in 1832