1. Who invented colour television ?

Answer:

Peter Carl Goldmark

2. Who invented Floppy disk ?

Answer: IBM in 1970

3. Who invented Chemotherapy ?

Answer: Paracelsus of Switzerland

4. Who invented Biochemistry ?

Answer: Jan Baptista Van Helmont of Belgium in 1648.

5. Who invented Machine Gun ?

Answer:

Helge Palmcrantz, Swedish inventor and industrialist

6. Who invented Gramophone ?

Answer:

Emile Berliner in 1887.

7. Who invented Vitamin A ?

Answer: Mc Collum and M.Davis of U.S.A. in 1913