(A) Marie Curie
(B) Louis Pasteur
(C) Albert Einstein
(D) Wilhelm Conrad Röntgen
Answer: (D) Wilhelm Conrad Röntgen
Tag: world general knowledge
Gravity was discovered by:
(A) Leonardo da Vinci
(B) Isaac Newton
(C) Galileo Galilei
(D) Albert Einstein
Answer: (B) Isaac Newton
Who invented the World Wide Web?
(A) Bill Gates
(B) Steve Jobs
(C) Mark Zuckerberg
(D) Tim Berners-Lee
Answer: (D) Tim Berners-Lee
Who invented the polio vaccine?
(A) Louis Pasteur
(B) Jonas Salk
(C) Edward Jenner
(D) Alexander Fleming
Answer: (B) Jonas Salk
Who invented the first successful airplane?
(A) Amelia Earhart
(B) Charles Lindbergh
(C) Henry Ford
(D) Orville and Wilbur Wright
Answer: (D) Orville and Wilbur Wright
Who invented the telephone?
(A) Nikola Tesla
(B) Graham Bell
(C) Guglielmo Marconi
(D) None of these
Answer: (B) Graham Bell
Who invented the first practical light bulb?
(A) Nikola Tesla
(B) Graham Bell
(C) Benjamin Franklin
(D) Thomas Edison
Answer: (D) Thomas Edison
Which country is the largest producer of coal?
(A) England
(B) Pakistan
(C) India
(D) China
Answer: (D) China

Which country is the largest producer of aluminum?
(A) Russia
(B) France
(C) China
(D) Germany
Answer: (C) China

Which country is the largest producer of cottonseed?
(A) Pakistan
(B) China
(C) Brazil
(D) Iran
Answer: (B) China
