1. Who invented Vitamin B1 ?

Answer:

Casimir Funk discovered in 1912

2. Who invented Circulation of blood ?

Answer: William Harvey of Britain in 1628

3. Who invented Laptop ?

Answer:

Adam Osborne in 1981.

4. Who invented Bacteria ?

Answer: Leeuwenhock of Netherlands in 1683

5. Who invented Optical Fibre ?

Answer:

Indian-born American physicist Narinder Kapany

6. Who invented by Electric Lamp ?

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

7. Who invented Biochemistry ?

Answer: Jan Baptista Van Helmont of Belgium in 1648.