Inventions & Discoveries

70 questions available

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All Famous Inventions 49 Inventors 4 Scientific Discoveries 6 Discoverers 4 Historical Innovations 4 Important Milestones 3
Showing 21–40 of 70

Q21.The telescope was first significantly used for astronomy by whom?

Medium
A Galileo Galilei
B Isaac Newton
C Copernicus
D Kepler
Famous Inventions PPSC

Correct Answer: A

Galileo Galilei pioneered astronomical use of the telescope in 1609.

Q22.The vaccine for smallpox was developed by whom?

Medium
A Edward Jenner
B Louis Pasteur
C Jonas Salk
D Robert Koch
Scientific Discoveries FPSC

Correct Answer: A

Edward Jenner developed the smallpox vaccine in 1796.

Q23.The World Wide Web was invented by whom?

Easy
A Tim Berners-Lee
B Bill Gates
C Steve Jobs
D Vint Cerf
Famous Inventions FPSC

Correct Answer: A

Tim Berners-Lee invented the World Wide Web in 1989 at CERN.

Q24.Who invented the ballpoint pen?

Hard
A Laszlo Biro
B John Loud
C George Parker
D Lewis Waterman
Inventors CSS

Correct Answer: A

Laszlo Biro patented the modern ballpoint pen in 1938.

Q25.Who invented the sewing machine?

Hard
A Elias Howe
B Isaac Singer
C James Hargreaves
D Richard Arkwright
Inventors PMS

Correct Answer: A

Elias Howe patented the first practical lockstitch sewing machine in 1846.

Q26.Who is known as the father of the computer?

Easy
A Charles Babbage
B Alan Turing
C John Napier
D Blaise Pascal
Inventors FPSC

Correct Answer: A

Charles Babbage designed the Analytical Engine and is called the father of the computer.

Q27.X-rays were discovered by whom?

Medium
A Wilhelm Roentgen
B Marie Curie
C Henri Becquerel
D Ernest Rutherford
Scientific Discoveries PPSC

Correct Answer: A

Wilhelm Conrad Roentgen discovered X-rays in 1895.

Q28.Inventor of Helicopter?

Easy
A Wright Brothers
B Igor Sikorsky
C Leonardo
D Bell
Famous Inventions PPSC 2026

Correct Answer: B

Igor Sikorsky is credited with inventing the first successful helicopter.

Q29.Who was the inventor of the telephone?

Easy
A Guglielmo Marconi
B Thomas Edison
C Alexander Graham Bell
D Nikola Tesla
Famous Inventions PPSC 2025

Correct Answer: C

Q30.John Logie Baird invented the?

Easy
A Calculator
B Mechanical TV
C Washing machine
D None of these
Famous Inventions PPSC 2026

Correct Answer: B

Q31.C language was invented by:

Easy
A Denny longe
B mariana vien
C john cadmium
D Dennis ritchie
Famous Inventions PPSC 2024

Correct Answer: D

Q32.Inventory Period + Accounts Reeviable Preiod is called

Easy
A Cash cycle
B Operationg cycle
C Collective Cycle
D None of these
Famous Inventions PPSC 2023

Correct Answer: B

Q33.Robert Bunsen invented:

Easy
A Bunsen Burner
B Bunsen Micrometer
C Bunsen Compass
D None of these
Famous Inventions PPSC 2023

Correct Answer: A

Q34.Thermometer was invented by

Easy
A Daniel Fahrenheit
B Torricalli
C Volta
D None of these
Famous Inventions PPSC 2020

Correct Answer: A

Q35.Thermometer was invented by:

Easy
A Daniel Fahrenheit
B Torricall
C Volta
D None of these
Famous Inventions PPSC 2020

Correct Answer: A

Q36.Super Conductor was invented by

Easy
A Heike Kimberling
B Walter Meissner
C Both a and b
D None of these
Famous Inventions PPSC 2020

Correct Answer: A

Q37.World Wide Web (WWW) was invented by:

Easy
A Robert cailliau
B Adam Osbrone
C Tim berners-Lee
D Robert.E Kahn
Famous Inventions PPSC 2020

Correct Answer: C

Q38.Battery was invented by:

Easy
A Volta
B Excide
C Fermi
D Maiman
Famous Inventions PPSC 2020

Correct Answer: A

Q39.Who invented the first hot air balloon?

Easy
A Leonardo da Vinci
B Thomas Edison
C Wright Brothers
D Montgolfier Brothers
Famous Inventions PPSC 2025

Correct Answer: D

Q40.Dynamite was invented by?

Easy
A Benjamin Franklin
B Einstein
C Alfred Nobel
D Rutherford
Famous Inventions PPSC 2025

Correct Answer: C