1. Who invented Penicillin ?

Answer: Alexander Fleming of Britain in 1928.

2. Who invented Atomic theory ?

Answer: Dalton of Britain in 1803.

3. Who invented Relativity Theory ?

Answer: Einstein of Germany in 1905.

4. Who invented Vitamin B1 ?

Answer:

Casimir Funk discovered in 1912

5. Who invented by Electric Lamp ?

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

6. Who invented Microphone ?

Answer:

Emile Berliner invented the first microphone in 1876.

7. Who invented Vitamin D ?

Answer:

Edward Mellanby discovered Vitamin D while researching a disease called rickets in 1922