Important Invention and Inventors Questions and Answers

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Here is the selective and important list of invention and Inventors for all types of competitive exams. These questions have been asked in competitive exams and there are chances to ask again in competitive exams. So these questions are for your practice. Here are some GK Questions for inventions and inventors. Very important Inventions and inventors GK Questions for Competitive Exams.

You should also check complete General Knowledge Questions for better preparation of GK Questions.

Choose from other Inventions and Inventors GK blogs for more Questions:

Important Inventions and Inventors: GK Questions

Q.1 Who invented the BALLPOINT PEN?

(A) Biro Brothers

(B) Waterman Brothers

(C) Bicc Brothers

(D) Write Brothers

Ans .   A

Q.2 In which decade was the first solid-state integrated circuit demonstrated?

(A) 1950s

(B) 1960s

(C) 1970s

(D) 1980s

Ans .   A

Q.3 What J. B. Dunlop invented?

(A) Pneumatic rubber tire

(B) Automobile wheel rim

(C) Rubber boot

(D) Model airplanes

Ans .   A

Q.4 Which scientist discovered the radioactive element radium?

(A) Isaac Newton

(B) Albert Einstein

(C) Benjamin Franklin

(D) Marie Curie

Ans .   D

Q.5 When was barb wire patented?

(A) 1874

(B) 1840

(C) 1895

(D) 1900

Ans .   A

Q.6 What is the name of the CalTech seismologist who invented the scale used to measure the magnitude of earthquakes?

(A) Charles Richter

(B) Hiram Walker

(C) Giuseppe Mercalli

(D) Joshua Rumble

Ans .   A

Q.7 What Galileo invented?

(A) Barometer

(B) Pendulum clock

(C) Microscope

(D) Thermometer

Ans .   D

Q.8 This statesman, politician, scholar, inventor, and one of the early presidents of USA invented the swivel chair, the spherical sundial, the moldboard plow, and the cipher wheel.

(A) George Washington

(B) Alexander Hamilton

(C) John Adams

(D) Thomas Jefferson

Ans .   D

If you have any problem or doubt regarding List of important invention and inventors, you can ask me in the comment section. To more practice for General Knowledge Questions, Visit the next page.

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    Rajesh Bhatia

    This is Rajesh Bhatia. He has been teaching to the students for preparing for competitive exams for 10 years. Talk to him about your problems by connecting social media. Like him on Facebook:

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