Direction How well do you know the famous inventors of the world? The tests below will test your knowledge when it comes to famous inventors and what they invented.
6.

Who invented PVC?
A. Eugen Baumann B. Eugen Schauman
C. Jurgen Boltz D. Jurgen Neumann
Answer and Explanation
Answer: Option A
Explanation:
7.

Who invented the wind-up radio?
A. Dylan Jones B. Nikolay Basov
C. Donat Banki D. Trevor Baylis
Answer and Explanation
Answer: Option D
Explanation:
8.

Who invented the Chanel No. 5?
A. Earl Jones B. Ernest Brighton
C. Ernest Beaux D. Timothy G. Pender
Answer and Explanation
Answer: Option C
Explanation:
9.

Who invented the pH meter?
A. Muhammad ibn Jabir al-Harrani al-Battani B. Francis Beaufort
C. Ulugh Beg D. Arnold O. Beckman
Answer and Explanation
Answer: Option D
Explanation:
10.

Who invented the telephone?
A. Alex Gregory Bell B. Vladimir Barmin
C. Alexander Graham Bell D. Alexander Grostjef Bell
Answer and Explanation
Answer: Option C
Explanation: