← Inventions and inventors lesson New set →

Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 293 · 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.True or false: Alexander Fleming gave us the stethoscope. (a) False (b) True
  2. 2.🔧 Which invention helps us see tiny germs? (a) telescope (b) calculator (c) telephone (d) microscope
  3. 3.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  4. 4.💡 Who gave us the printing press? (a) Edward Jenner (b) Alessandro Volta (c) Alexander Graham Bell (d) Johannes Gutenberg
  5. 5.💡 Who gave us X-rays? (a) Louis Braille (b) Alessandro Volta (c) Wilhelm Röntgen (d) Johannes Gutenberg
  6. 6.What does a telephone help us do? (a) talk to people far away (b) hear the heartbeat (c) do sums quickly (d) print many books
  7. 7.True or false: a stethoscope helps us find directions. (a) False (b) True
  8. 8.What did the Wright brothers give us? (a) the electric battery (b) the telephone (c) the smallpox vaccine (d) the first aeroplane
  9. 9.What did Alessandro Volta give us? (a) the telephone (b) the smallpox vaccine (c) the electric battery (d) the first aeroplane
  10. 10.💡 Who gave us penicillin? (a) Wilhelm Röntgen (b) Alexander Fleming (c) Alexander Graham Bell (d) Alessandro Volta
  11. 11.🔧 Which invention helps us do sums quickly? (a) telephone (b) stethoscope (c) compass (d) calculator
  12. 12.🔧 Which invention helps us find directions? (a) microscope (b) thermometer (c) stethoscope (d) compass
  13. 13.🔧 Which invention helps us see faraway stars? (a) calculator (b) telescope (c) stethoscope (d) microscope
  14. 14.💡 Who gave us the telephone? (a) Louis Braille (b) Edward Jenner (c) Alexander Graham Bell (d) the Wright brothers
  15. 15.What did René Laennec give us? (a) the telephone (b) penicillin (c) the stethoscope (d) the electric battery
  16. 16.💡 Who gave us raised-dot writing? (a) Johannes Gutenberg (b) Alexander Graham Bell (c) Edward Jenner (d) Louis Braille
  17. 17.What did Edward Jenner give us? (a) the smallpox vaccine (b) the telephone (c) the stethoscope (d) the printing press
  18. 18.True or false: a telephone helps us talk to people far away. (a) False (b) True
  19. 19.🔧 Which invention helps us tell the time? (a) clock (b) telephone (c) thermometer (d) compass
  20. 20.True or false: a microscope helps us see tiny germs. (a) True (b) False
  21. 21.True or false: Alexander Fleming gave us the first aeroplane. (a) False (b) True
  22. 22.What did Johannes Gutenberg give us? (a) the printing press (b) the smallpox vaccine (c) the electric battery (d) the telephone
  23. 23.What does a thermometer help us do? (a) measure body temperature (b) see tiny germs (c) see faraway stars (d) do sums quickly
  24. 24.What does a clock help us do? (a) hear the heartbeat (b) tell the time (c) see tiny germs (d) see faraway stars
  25. 25.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  26. 26.💡 Who gave us the electric battery? (a) Alessandro Volta (b) Alexander Graham Bell (c) Edward Jenner (d) Alexander Fleming
  27. 27.What does a stethoscope help us do? (a) see tiny germs (b) hear the heartbeat (c) print many books (d) see faraway stars
  28. 28.True or false: a microscope helps us do sums quickly. (a) False (b) True
  29. 29.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  30. 30.🔧 Which invention helps us print many books? (a) clock (b) printing press (c) compass (d) telephone
  31. 31.True or false: a compass helps us do sums quickly. (a) True (b) False
  32. 32.True or false: a compass helps us measure body temperature. (a) True (b) False
  33. 33.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  34. 34.True or false: a compass helps us print many books. (a) False (b) True
  35. 35.What does a telescope help us do? (a) print many books (b) do sums quickly (c) see faraway stars (d) find directions
  36. 36.True or false: a printing press helps us measure body temperature. (a) True (b) False
  37. 37.True or false: Alexander Graham Bell gave us the smallpox vaccine. (a) True (b) False
  38. 38.🔧 Which invention helps us talk to people far away? (a) calculator (b) telephone (c) compass (d) stethoscope
  39. 39.🔧 Which invention helps us measure body temperature? (a) thermometer (b) clock (c) telephone (d) telescope
  40. 40.💡 Who gave us the smallpox vaccine? (a) the Wright brothers (b) Wilhelm Röntgen (c) Edward Jenner (d) Alexander Graham Bell

Answer key

  1. False
  2. microscope
  3. True
  4. Johannes Gutenberg
  5. Wilhelm Röntgen
  6. talk to people far away
  7. False
  8. the first aeroplane
  9. the electric battery
  10. Alexander Fleming
  11. calculator
  12. compass
  13. telescope
  14. Alexander Graham Bell
  15. the stethoscope
  16. Louis Braille
  17. the smallpox vaccine
  18. True
  19. clock
  20. True
  21. False
  22. the printing press
  23. measure body temperature
  24. tell the time
  25. True
  26. Alessandro Volta
  27. hear the heartbeat
  28. False
  29. True
  30. printing press
  31. False
  32. False
  33. True
  34. False
  35. see faraway stars
  36. False
  37. False
  38. telephone
  39. thermometer
  40. Edward Jenner

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