← Inventions and inventors lesson New set →

Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 93 · 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 Johannes Gutenberg give us? (a) the electric battery (b) the printing press (c) X-rays (d) the smallpox vaccine
  2. 2.True or false: Wilhelm Röntgen gave us the printing press. (a) False (b) True
  3. 3.What did Alexander Graham Bell give us? (a) X-rays (b) the stethoscope (c) the telephone (d) the electric battery
  4. 4.What does a calculator help us do? (a) see tiny germs (b) find directions (c) do sums quickly (d) hear the heartbeat
  5. 5.🔧 Which invention helps us talk to people far away? (a) thermometer (b) telephone (c) printing press (d) compass
  6. 6.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  7. 7.💡 Who gave us the stethoscope? (a) Louis Braille (b) René Laennec (c) Johannes Gutenberg (d) Wilhelm Röntgen
  8. 8.💡 Who gave us the first aeroplane? (a) Wilhelm Röntgen (b) Edward Jenner (c) Johannes Gutenberg (d) the Wright brothers
  9. 9.True or false: a microscope helps us see tiny germs. (a) True (b) False
  10. 10.True or false: a telephone helps us find directions. (a) False (b) True
  11. 11.💡 Who gave us X-rays? (a) Johannes Gutenberg (b) Wilhelm Röntgen (c) Alexander Graham Bell (d) René Laennec
  12. 12.💡 Who gave us raised-dot writing? (a) the Wright brothers (b) Louis Braille (c) Johannes Gutenberg (d) Alessandro Volta
  13. 13.What did Alexander Fleming give us? (a) the printing press (b) the telephone (c) penicillin (d) the smallpox vaccine
  14. 14.True or false: René Laennec gave us the first aeroplane. (a) False (b) True
  15. 15.True or false: a microscope helps us do sums quickly. (a) False (b) True
  16. 16.💡 Who gave us the telephone? (a) René Laennec (b) Alexander Graham Bell (c) Edward Jenner (d) Johannes Gutenberg
  17. 17.True or false: a microscope helps us hear the heartbeat. (a) True (b) False
  18. 18.True or false: Alexander Fleming gave us the smallpox vaccine. (a) True (b) False
  19. 19.🔧 Which invention helps us see faraway stars? (a) stethoscope (b) microscope (c) thermometer (d) telescope
  20. 20.💡 Who gave us the electric battery? (a) René Laennec (b) Edward Jenner (c) Alessandro Volta (d) Alexander Fleming
  21. 21.🔧 Which invention helps us tell the time? (a) microscope (b) clock (c) telephone (d) thermometer
  22. 22.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  23. 23.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  24. 24.True or false: a stethoscope helps us see faraway stars. (a) False (b) True
  25. 25.💡 Who gave us penicillin? (a) Louis Braille (b) the Wright brothers (c) Alexander Fleming (d) René Laennec
  26. 26.True or false: Alexander Fleming gave us X-rays. (a) True (b) False
  27. 27.True or false: a telephone helps us measure body temperature. (a) False (b) True
  28. 28.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  29. 29.What does a clock help us do? (a) tell the time (b) do sums quickly (c) measure body temperature (d) find directions
  30. 30.💡 Who gave us the smallpox vaccine? (a) Alexander Fleming (b) Wilhelm Röntgen (c) Edward Jenner (d) Alessandro Volta
  31. 31.What did the Wright brothers give us? (a) the printing press (b) the stethoscope (c) raised-dot writing (d) the first aeroplane
  32. 32.True or false: a microscope helps us talk to people far away. (a) True (b) False
  33. 33.What did Alessandro Volta give us? (a) X-rays (b) the smallpox vaccine (c) the first aeroplane (d) the electric battery
  34. 34.What does a stethoscope help us do? (a) do sums quickly (b) hear the heartbeat (c) talk to people far away (d) measure body temperature
  35. 35.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  36. 36.True or false: Louis Braille gave us the smallpox vaccine. (a) False (b) True
  37. 37.What does a telescope help us do? (a) print many books (b) talk to people far away (c) find directions (d) see faraway stars
  38. 38.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  39. 39.True or false: Alexander Fleming gave us the first aeroplane. (a) True (b) False
  40. 40.True or false: a printing press helps us talk to people far away. (a) True (b) False

Answer key

  1. the printing press
  2. False
  3. the telephone
  4. do sums quickly
  5. telephone
  6. True
  7. René Laennec
  8. the Wright brothers
  9. True
  10. False
  11. Wilhelm Röntgen
  12. Louis Braille
  13. penicillin
  14. False
  15. False
  16. Alexander Graham Bell
  17. False
  18. False
  19. telescope
  20. Alessandro Volta
  21. clock
  22. True
  23. True
  24. False
  25. Alexander Fleming
  26. False
  27. False
  28. True
  29. tell the time
  30. Edward Jenner
  31. the first aeroplane
  32. False
  33. the electric battery
  34. hear the heartbeat
  35. True
  36. False
  37. see faraway stars
  38. True
  39. False
  40. False

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