← Inventions and inventors lesson New set →

Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 585 · 40 questions
TalentJR

Remember (Who and what for?): Telephone – Alexander Graham Bell, first aeroplane – the Wright brothers, printing press – Johannes Gutenberg, raised-dot writing – Louis Braille. Smallpox vaccine – Edward Jenner, penicillin – Alexander Fleming, stethoscope – René Laennec, electric battery – Alessandro Volta, X-rays – Wilhelm Röntgen. Uses: telephone – talk far away, thermometer – body temperature, compass – directions, telescope – faraway stars, microscope – tiny germs.

NameDateTime takenScore ___ / 40
  1. 1.What did Alexander Graham Bell give us? (a) the electric battery (b) the stethoscope (c) penicillin (d) the telephone
  2. 2.💡 Who gave us the stethoscope? (a) Wilhelm Röntgen (b) Alexander Graham Bell (c) René Laennec (d) Louis Braille
  3. 3.What does a thermometer help us do? (a) see tiny germs (b) do sums quickly (c) see faraway stars (d) measure body temperature
  4. 4.🔧 Which invention helps us measure body temperature? (a) telescope (b) telephone (c) microscope (d) thermometer
  5. 5.💡 Who gave us penicillin? (a) Alexander Graham Bell (b) Wilhelm Röntgen (c) Edward Jenner (d) Alexander Fleming
  6. 6.🔧 Which invention helps us tell the time? (a) compass (b) clock (c) thermometer (d) telescope
  7. 7.What did Edward Jenner give us? (a) the first aeroplane (b) X-rays (c) the smallpox vaccine (d) penicillin
  8. 8.What did Louis Braille give us? (a) penicillin (b) raised-dot writing (c) the printing press (d) X-rays
  9. 9.True or false: a printing press helps us talk to people far away. (a) True (b) False
  10. 10.💡 Who gave us the printing press? (a) Louis Braille (b) Alessandro Volta (c) the Wright brothers (d) Johannes Gutenberg
  11. 11.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  12. 12.What did Alexander Fleming give us? (a) raised-dot writing (b) the telephone (c) penicillin (d) the smallpox vaccine
  13. 13.What did the Wright brothers give us? (a) the first aeroplane (b) the electric battery (c) penicillin (d) the printing press
  14. 14.🔧 Which invention helps us hear the heartbeat? (a) telephone (b) stethoscope (c) calculator (d) thermometer
  15. 15.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  16. 16.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  17. 17.🔧 Which invention helps us print many books? (a) clock (b) telephone (c) compass (d) printing press
  18. 18.True or false: Alessandro Volta gave us penicillin. (a) False (b) True
  19. 19.💡 Who gave us X-rays? (a) Alexander Graham Bell (b) Alessandro Volta (c) Johannes Gutenberg (d) Wilhelm Röntgen
  20. 20.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) Wilhelm Röntgen (c) Alessandro Volta (d) Johannes Gutenberg
  21. 21.What does a calculator help us do? (a) see tiny germs (b) hear the heartbeat (c) do sums quickly (d) see faraway stars
  22. 22.💡 Who gave us raised-dot writing? (a) Johannes Gutenberg (b) Alexander Graham Bell (c) the Wright brothers (d) Louis Braille
  23. 23.True or false: a telephone helps us hear the heartbeat. (a) False (b) True
  24. 24.What does a telephone help us do? (a) see faraway stars (b) measure body temperature (c) talk to people far away (d) hear the heartbeat
  25. 25.True or false: Wilhelm Röntgen gave us X-rays. (a) True (b) False
  26. 26.True or false: a microscope helps us see tiny germs. (a) False (b) True
  27. 27.True or false: a telescope helps us see faraway stars. (a) True (b) False
  28. 28.What does a printing press help us do? (a) print many books (b) do sums quickly (c) see faraway stars (d) hear the heartbeat
  29. 29.What does a microscope help us do? (a) hear the heartbeat (b) see tiny germs (c) measure body temperature (d) tell the time
  30. 30.True or false: a stethoscope helps us print many books. (a) True (b) False
  31. 31.What does a telescope help us do? (a) hear the heartbeat (b) find directions (c) tell the time (d) see faraway stars
  32. 32.True or false: a thermometer helps us see faraway stars. (a) False (b) True
  33. 33.💡 Who gave us the telephone? (a) the Wright brothers (b) Alessandro Volta (c) Alexander Graham Bell (d) Edward Jenner
  34. 34.True or false: René Laennec gave us raised-dot writing. (a) True (b) False
  35. 35.True or false: a clock helps us do sums quickly. (a) True (b) False
  36. 36.True or false: a stethoscope helps us measure body temperature. (a) False (b) True
  37. 37.🔧 Which invention helps us see faraway stars? (a) compass (b) telescope (c) printing press (d) microscope
  38. 38.What did Wilhelm Röntgen give us? (a) X-rays (b) raised-dot writing (c) the smallpox vaccine (d) penicillin
  39. 39.True or false: the Wright brothers gave us raised-dot writing. (a) False (b) True
  40. 40.What did Johannes Gutenberg give us? (a) raised-dot writing (b) the first aeroplane (c) the printing press (d) the telephone

Answer key

  1. the telephone
  2. René Laennec
  3. measure body temperature
  4. thermometer
  5. Alexander Fleming
  6. clock
  7. the smallpox vaccine
  8. raised-dot writing
  9. False
  10. Johannes Gutenberg
  11. True
  12. penicillin
  13. the first aeroplane
  14. stethoscope
  15. True
  16. True
  17. printing press
  18. False
  19. Wilhelm Röntgen
  20. Edward Jenner
  21. do sums quickly
  22. Louis Braille
  23. False
  24. talk to people far away
  25. True
  26. True
  27. True
  28. print many books
  29. see tiny germs
  30. False
  31. see faraway stars
  32. False
  33. Alexander Graham Bell
  34. False
  35. False
  36. False
  37. telescope
  38. X-rays
  39. False
  40. the printing press

Free gk lessons, practice and worksheets at talentjr.in/gk-worksheets