1. Who invented Morphine ?

Answer: Friderich Sertumer of Germany in 1805

2. Who invented Atomic numbers ?

Answer: Moseley of Britain in 1913

3. Who invented Chloroform as anaesthetic ?

Answer: James Simpson of Britain in 1847.

4. Who invented Submarine ?

Answer:

John Philip Holland

5. Who invented Safety Pin ?

Answer: Walter Hunt of U.S.A. in 1849

6. Who invented Blood Transfusion ?

Answer: Jean-Baptiste Denys of France in 1625.

7. Who invented Logarithms ?

Answer:

John Napier (Scotland) invented Logarithm