Scientists & Scientific Discoveries
21 questions available
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Q1.Robert Watson invented which?
Correct Answer: B
Q2.Telephone was invented by?
Correct Answer: B
The telephone was invented by Alexander Graham Bell.
Q3.Who invented the first battery?
Correct Answer: A
Alessandro Volta invented the first true battery, the voltaic pile, in 1800.
Q4.Who is the inventor of the first magnetic resonance imaging (MRI) machine?
Correct Answer: C
Raymond Damadian is credited with inventing the first MRI (Magnetic Resonance Imaging) scanning machine.
Q5.Chronometer is invented by____?
Correct Answer: D
Chronometer is invented by John Harrison. Historical scientific accounts credit this person, place, or event with the development described.
Q6.Electric motor was invented by ____ ?
Correct Answer: A
Electric motor was invented by Michael Faraday. The effect results from the movement of charge or the interaction of electric and magnetic fields.
Q7.Fan was invented by____?
Correct Answer: C
Fan was invented by Skaats Wheeler. Historical scientific accounts credit this person, place, or event with the development described.
Q8.Mass spectrograph was Invented by?
Correct Answer: C
Mass spectrograph was Invented by: F. W. Aston. Historical scientific accounts credit this person, place, or event with the development described.
Q9.Max Planck received the noble prize in Physics in 1918 for his discovery of ?
Correct Answer: B
Max Planck received the noble prize in Physics in 1918 for his discovery of: energy quanta. Historical scientific accounts credit this person, place, or event with the development described.
Q10.Max plank is famous for his discovery of?
Correct Answer: A
Max plank is famous for his discovery of: Energy quanta. Historical scientific accounts credit this person, place, or event with the development described.
Q11.Stethoscope was invented by ____ ?
Correct Answer: A
Stethoscope was invented by Rene Laennec. Historical scientific accounts credit this person, place, or event with the development described.
Q12.Telephone was invented by____?
Correct Answer: D
Telephone was invented by Alexander Graham Bell. Historical scientific accounts credit this person, place, or event with the development described.
Q13.The 2018 Nobel Prize in Physiology or Medicine has been awarded jointly to James P Allison and Tasuku Honjo for their discovery of which cancer?
Correct Answer: D
The 2018 Nobel Prize in Physiology or Medicine has been awarded jointly to James P Allison and Tasuku Honjo for their discovery of which cancer: Immunotherapy. Historical scientific accounts credit this person, place, or event with the development described.
Q14.The discovery of neutron became very late because ____ ?
Correct Answer: A
The discovery of neutron became very late because It does not carry any charge. Historical scientific accounts credit this person, place, or event with the development described.
Q15.What Enrico Fermi” invented?
Correct Answer: D
What Enrico Fermi” invented: Nuclear reactor. Historical scientific accounts credit this person, place, or event with the development described.
Q16.When were blue jeans invented in ____?
Correct Answer: C
When were blue jeans invented in 1870s. Historical scientific accounts credit this person, place, or event with the development described.
Q17.Who invented bifocal eyeglasses?
Correct Answer: B
Benjamin Franklin invented bifocal eyeglasses. Historical scientific accounts credit this person, place, or event with the development described.
Q18.Who invented Logarithm Tables?
Correct Answer: A
John Napier invented Logarithm Tables. Historical scientific accounts credit this person, place, or event with the development described.
Q19.Who invented the Hot Air Balloon?
Correct Answer: B
Montgolfier invented the Hot Air Balloon. Historical scientific accounts credit this person, place, or event with the development described.
Q20.Who invented the safety pin?
Correct Answer: C
Walter Hunt invented the safety pin. Historical scientific accounts credit this person, place, or event with the development described.