Inventions and Discoveries That Changed the World  MCQs

1. Who is credited with inventing the telephone?
(A) Thomas Edison
(B) Alexander Graham Bell
(C) Guglielmo Marconi
(D) Nikola Tesla

2. Who discovered penicillin, the first widely used antibiotic?
(A) Louis Pasteur
(B) Joseph Lister
(C) Alexander Fleming
(D) Robert Koch

3. The first successful airplane was invented by which of the following?
(A) Wright brothers
(B) Leonardo da Vinci
(C) Henry Ford
(D) Thomas Edison

4. Who developed the theory of general relativity?
(A) Isaac Newton
(B) Albert Einstein
(C) Galileo Galilei
(D) Stephen Hawking

5. Who is credited with discovering gravity after observing a falling apple?
(A) Galileo Galilei
(B) Isaac Newton
(C) Albert Einstein
(D) Johannes Kepler

6. The light bulb was invented by:
(A) Thomas Edison
(B) Nikola Tesla
(C) Benjamin Franklin
(D) Alessandro Volta

7. Who invented the World Wide Web (WWW)?
(A) Bill Gates
(B) Steve Jobs
(C) Tim Berners-Lee
(D) Larry Page

8. The first successful vaccine (for smallpox) was developed by:
(A) Louis Pasteur
(B) Edward Jenner
(C) Robert Koch
(D) Jonas Salk

9. Who is known as the father of modern computers?
(A) Alan Turing
(B) Charles Babbage
(C) John von Neumann
(D) Steve Jobs

10. Who discovered radio waves?
(A) James Clerk Maxwell
(B) Heinrich Hertz
(C) Guglielmo Marconi
(D) Nikola Tesla