1. Who invented Blood Transfusion ?

Answer: Jean-Baptiste Denys of France in 1625.

2. Who invented colour television ?

Answer:

Peter Carl Goldmark

3. Who invented Microphone ?

Answer:

Emile Berliner invented the first microphone in 1876.

4. Who invented Nylon ?

Answer:

Wallace Carothers

5. Who invented Logarithms ?

Answer:

John Napier (Scotland) invented Logarithm

6. Who invented Bicyle ?

Answer: Kirkpatrick Macmillan of Britain.

7. Who invented Relativity Theory ?

Answer: Einstein of Germany in 1905.