1. Who invented Morphine ?

Answer: Friderich Sertumer of Germany in 1805

2. Who invented Nylon ?

Answer:

Wallace Carothers

3. Who invented Vitamin K ?

Answer: Doisy Dam of U.S.A. in 1938.

4. Who invented paper ?

Answer:

Cai Lun

5. Who invented Gramophone ?

Answer:

Emile Berliner in 1887.

6. Who invented Floppy disk ?

Answer: IBM in 1970

7. Who invented Bleaching Powder ?

Answer: Tennant of Britain in 1798