← Inventions and inventors lesson New set →

Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 690 · 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: a printing press helps us find directions. (a) True (b) False
  2. 2.True or false: a telephone helps us print many books. (a) True (b) False
  3. 3.What does a thermometer help us do? (a) find directions (b) tell the time (c) print many books (d) measure body temperature
  4. 4.🔧 Which invention helps us hear the heartbeat? (a) telescope (b) thermometer (c) stethoscope (d) compass
  5. 5.True or false: a stethoscope helps us measure body temperature. (a) False (b) True
  6. 6.True or false: a printing press helps us print many books. (a) False (b) True
  7. 7.💡 Who gave us the smallpox vaccine? (a) Louis Braille (b) Wilhelm Röntgen (c) Edward Jenner (d) the Wright brothers
  8. 8.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  9. 9.💡 Who gave us the telephone? (a) Alexander Graham Bell (b) Alexander Fleming (c) the Wright brothers (d) Wilhelm Röntgen
  10. 10.True or false: a compass helps us find directions. (a) True (b) False
  11. 11.What does a microscope help us do? (a) tell the time (b) do sums quickly (c) find directions (d) see tiny germs
  12. 12.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  13. 13.True or false: a compass helps us do sums quickly. (a) False (b) True
  14. 14.True or false: Wilhelm Röntgen gave us the printing press. (a) True (b) False
  15. 15.True or false: a printing press helps us see tiny germs. (a) False (b) True
  16. 16.🔧 Which invention helps us do sums quickly? (a) stethoscope (b) calculator (c) microscope (d) clock
  17. 17.True or false: a microscope helps us measure body temperature. (a) True (b) False
  18. 18.What does a stethoscope help us do? (a) find directions (b) talk to people far away (c) tell the time (d) hear the heartbeat
  19. 19.True or false: a thermometer helps us print many books. (a) True (b) False
  20. 20.True or false: Alexander Graham Bell gave us X-rays. (a) False (b) True
  21. 21.💡 Who gave us the stethoscope? (a) Louis Braille (b) Alessandro Volta (c) René Laennec (d) Alexander Fleming
  22. 22.What did Alexander Fleming give us? (a) the stethoscope (b) raised-dot writing (c) penicillin (d) the telephone
  23. 23.True or false: a microscope helps us talk to people far away. (a) False (b) True
  24. 24.True or false: a compass helps us hear the heartbeat. (a) True (b) False
  25. 25.🔧 Which invention helps us find directions? (a) compass (b) thermometer (c) stethoscope (d) telescope
  26. 26.What does a calculator help us do? (a) see tiny germs (b) measure body temperature (c) tell the time (d) do sums quickly
  27. 27.💡 Who gave us the electric battery? (a) the Wright brothers (b) Wilhelm Röntgen (c) Alessandro Volta (d) Johannes Gutenberg
  28. 28.🔧 Which invention helps us see faraway stars? (a) stethoscope (b) telephone (c) telescope (d) calculator
  29. 29.What did the Wright brothers give us? (a) raised-dot writing (b) the first aeroplane (c) the telephone (d) X-rays
  30. 30.What did Wilhelm Röntgen give us? (a) X-rays (b) raised-dot writing (c) the stethoscope (d) the telephone
  31. 31.True or false: Alessandro Volta gave us the first aeroplane. (a) False (b) True
  32. 32.What did Alexander Graham Bell give us? (a) the electric battery (b) the telephone (c) penicillin (d) the stethoscope
  33. 33.True or false: a telescope helps us see tiny germs. (a) False (b) True
  34. 34.🔧 Which invention helps us print many books? (a) printing press (b) clock (c) stethoscope (d) compass
  35. 35.🔧 Which invention helps us see tiny germs? (a) compass (b) telescope (c) microscope (d) telephone
  36. 36.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  37. 37.What did Alessandro Volta give us? (a) the electric battery (b) the printing press (c) raised-dot writing (d) X-rays
  38. 38.True or false: a stethoscope helps us see faraway stars. (a) True (b) False
  39. 39.💡 Who gave us raised-dot writing? (a) Louis Braille (b) the Wright brothers (c) Alexander Graham Bell (d) Alessandro Volta
  40. 40.💡 Who gave us the printing press? (a) Edward Jenner (b) Johannes Gutenberg (c) Wilhelm Röntgen (d) Louis Braille

Answer key

  1. False
  2. False
  3. measure body temperature
  4. stethoscope
  5. False
  6. True
  7. Edward Jenner
  8. True
  9. Alexander Graham Bell
  10. True
  11. see tiny germs
  12. True
  13. False
  14. False
  15. False
  16. calculator
  17. False
  18. hear the heartbeat
  19. False
  20. False
  21. René Laennec
  22. penicillin
  23. False
  24. False
  25. compass
  26. do sums quickly
  27. Alessandro Volta
  28. telescope
  29. the first aeroplane
  30. X-rays
  31. False
  32. the telephone
  33. False
  34. printing press
  35. microscope
  36. True
  37. the electric battery
  38. False
  39. Louis Braille
  40. Johannes Gutenberg

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