Inventions Quiz 13 (20 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. The electro-cardiograph was invented by

Correct Answer: A) William Einthoven.

2. In the last paragraph, it says that the Wright brothers were elated . Which of these is the best synonym for elated?

Correct Answer: C) Thrilled.

3. What element and resource is unique to earth and essential for mankind to survive

Correct Answer: D) Water.

4. Which was the Wright brothers' longest flight on December 17, 1903?

Correct Answer: A) The fourth flight.

5. Who invented the french horn

Correct Answer: B) Heinrich.

6. Who discovered the penicillin?

Correct Answer: D) D-Alexander Fleming.

7. Who discovered Penicillin?

Correct Answer: A) Alexander Fleming.

8. He is the inventor of Tetris

Correct Answer: B) Alexey Pajitnov.

9. What Elisha Otis invented?

Correct Answer: A) The brake used in modern elevators.

10. What Frank Whittle invented?

Correct Answer: D) Jet propulsion.

11. What Galileo invented?

Correct Answer: D) Thermometer.

12. Which of the following was first patented by an Australian in 1889?

Correct Answer: A) Electric Drill.

13. Who designed the first efficient steam engine?

Correct Answer: D) James Watt.

14. Who invented the first Radio?

Correct Answer: A) Guglielmo Marconi.

15. Who invented USB

Correct Answer: A) Ajay Bhatt.

16. What did Chinese inventors discover while experimenting with saltpeter?

Correct Answer: D) Gunpowder.

17. Sodium was discovered by

Correct Answer: A) Sir Humphry Davy.

18. How did the process of selecting government officials change during the Sui and Tang dynasties?

Correct Answer: A) Had to pass the civil service exams.

19. India has become the second-largest source of FDI in which nation?

Correct Answer: D) UK.

20. The nuclear reactor was invented by

Correct Answer: C) Enrico Ferni.