1. Who invented Vitamin B1 ?

Answer:

Casimir Funk discovered in 1912

2. Who invented DNA Structure ?

Answer: Crick(UK), Waston(US), Wilkins(UK) in 1951

3. Who invented Bakelite ?

Answer: Leo H. Baekeland of Belgium in 1907.

4. Who invented Proton ?

Answer:

Ernest Rutherford

5. Who invented Steam Engine (Piston)

Answer: Thomas Newcomen of Britain in 1712

6. Who invented Bicyle ?

Answer: Kirkpatrick Macmillan of Britain.

7. Who invented Periodic table ?

Answer:

Dmitri Mendeleev invented Periodic Table