← Inventions and inventors lesson New set →

Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 327 · 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 does a stethoscope help us do? (a) hear the heartbeat (b) print many books (c) see tiny germs (d) measure body temperature
  2. 2.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  3. 3.True or false: a clock helps us see tiny germs. (a) True (b) False
  4. 4.💡 Who gave us the telephone? (a) the Wright brothers (b) Alexander Fleming (c) Alexander Graham Bell (d) Louis Braille
  5. 5.💡 Who gave us the printing press? (a) Johannes Gutenberg (b) Edward Jenner (c) Alessandro Volta (d) Wilhelm Röntgen
  6. 6.💡 Who gave us the stethoscope? (a) Alexander Graham Bell (b) René Laennec (c) Wilhelm Röntgen (d) Alexander Fleming
  7. 7.What did Johannes Gutenberg give us? (a) the telephone (b) the stethoscope (c) the electric battery (d) the printing press
  8. 8.🔧 Which invention helps us see faraway stars? (a) clock (b) compass (c) microscope (d) telescope
  9. 9.True or false: a telescope helps us see faraway stars. (a) False (b) True
  10. 10.True or false: the Wright brothers gave us the telephone. (a) True (b) False
  11. 11.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  12. 12.What did Wilhelm Röntgen give us? (a) X-rays (b) the electric battery (c) the first aeroplane (d) the smallpox vaccine
  13. 13.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  14. 14.What did Edward Jenner give us? (a) the electric battery (b) raised-dot writing (c) the stethoscope (d) the smallpox vaccine
  15. 15.What does a clock help us do? (a) measure body temperature (b) do sums quickly (c) talk to people far away (d) tell the time
  16. 16.💡 Who gave us the electric battery? (a) Johannes Gutenberg (b) Edward Jenner (c) Alessandro Volta (d) Alexander Fleming
  17. 17.🔧 Which invention helps us do sums quickly? (a) printing press (b) calculator (c) stethoscope (d) microscope
  18. 18.What did the Wright brothers give us? (a) the first aeroplane (b) X-rays (c) the printing press (d) the stethoscope
  19. 19.True or false: a stethoscope helps us find directions. (a) True (b) False
  20. 20.True or false: Alexander Graham Bell gave us the smallpox vaccine. (a) False (b) True
  21. 21.What does a microscope help us do? (a) print many books (b) do sums quickly (c) talk to people far away (d) see tiny germs
  22. 22.What does a printing press help us do? (a) talk to people far away (b) see faraway stars (c) find directions (d) print many books
  23. 23.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Alexander Fleming (c) Louis Braille (d) Edward Jenner
  24. 24.True or false: a telephone helps us talk to people far away. (a) True (b) False
  25. 25.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  26. 26.🔧 Which invention helps us talk to people far away? (a) microscope (b) telescope (c) compass (d) telephone
  27. 27.True or false: a stethoscope helps us see faraway stars. (a) False (b) True
  28. 28.What did Alexander Graham Bell give us? (a) the first aeroplane (b) the telephone (c) the smallpox vaccine (d) X-rays
  29. 29.True or false: a compass helps us see faraway stars. (a) True (b) False
  30. 30.True or false: a clock helps us hear the heartbeat. (a) True (b) False
  31. 31.True or false: a microscope helps us see tiny germs. (a) True (b) False
  32. 32.True or false: René Laennec gave us the telephone. (a) False (b) True
  33. 33.True or false: Johannes Gutenberg gave us the stethoscope. (a) True (b) False
  34. 34.True or false: Alessandro Volta gave us X-rays. (a) True (b) False
  35. 35.True or false: a stethoscope helps us print many books. (a) True (b) False
  36. 36.What did Alexander Fleming give us? (a) penicillin (b) the printing press (c) the stethoscope (d) the first aeroplane
  37. 37.🔧 Which invention helps us find directions? (a) calculator (b) compass (c) telephone (d) stethoscope
  38. 38.True or false: Alessandro Volta gave us the printing press. (a) True (b) False
  39. 39.What did Alessandro Volta give us? (a) the electric battery (b) raised-dot writing (c) the smallpox vaccine (d) the printing press
  40. 40.True or false: a telephone helps us find directions. (a) True (b) False

Answer key

  1. hear the heartbeat
  2. True
  3. False
  4. Alexander Graham Bell
  5. Johannes Gutenberg
  6. René Laennec
  7. the printing press
  8. telescope
  9. True
  10. False
  11. True
  12. X-rays
  13. True
  14. the smallpox vaccine
  15. tell the time
  16. Alessandro Volta
  17. calculator
  18. the first aeroplane
  19. False
  20. False
  21. see tiny germs
  22. print many books
  23. the Wright brothers
  24. True
  25. True
  26. telephone
  27. False
  28. the telephone
  29. False
  30. False
  31. True
  32. False
  33. False
  34. False
  35. False
  36. penicillin
  37. compass
  38. False
  39. the electric battery
  40. False

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