← Inventions and inventors lesson New set →

Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 446 · 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: the Wright brothers gave us the smallpox vaccine. (a) True (b) False
  2. 2.What did René Laennec give us? (a) the first aeroplane (b) the telephone (c) the smallpox vaccine (d) the stethoscope
  3. 3.What did Alessandro Volta give us? (a) the telephone (b) the smallpox vaccine (c) the electric battery (d) the first aeroplane
  4. 4.What does a telephone help us do? (a) hear the heartbeat (b) tell the time (c) talk to people far away (d) do sums quickly
  5. 5.True or false: Johannes Gutenberg gave us the first aeroplane. (a) True (b) False
  6. 6.🔧 Which invention helps us measure body temperature? (a) clock (b) stethoscope (c) thermometer (d) printing press
  7. 7.💡 Who gave us raised-dot writing? (a) Louis Braille (b) Alexander Fleming (c) Wilhelm Röntgen (d) the Wright brothers
  8. 8.🔧 Which invention helps us do sums quickly? (a) clock (b) telescope (c) calculator (d) thermometer
  9. 9.True or false: a telephone helps us measure body temperature. (a) False (b) True
  10. 10.True or false: a microscope helps us do sums quickly. (a) True (b) False
  11. 11.🔧 Which invention helps us hear the heartbeat? (a) stethoscope (b) telephone (c) compass (d) microscope
  12. 12.What did Alexander Fleming give us? (a) the telephone (b) X-rays (c) penicillin (d) the smallpox vaccine
  13. 13.What does a calculator help us do? (a) do sums quickly (b) see faraway stars (c) talk to people far away (d) hear the heartbeat
  14. 14.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Wilhelm Röntgen (c) Alexander Graham Bell (d) Alessandro Volta
  15. 15.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  16. 16.💡 Who gave us the electric battery? (a) Edward Jenner (b) Wilhelm Röntgen (c) Alessandro Volta (d) the Wright brothers
  17. 17.What does a microscope help us do? (a) talk to people far away (b) see faraway stars (c) see tiny germs (d) measure body temperature
  18. 18.What did Wilhelm Röntgen give us? (a) X-rays (b) penicillin (c) raised-dot writing (d) the electric battery
  19. 19.True or false: a telephone helps us talk to people far away. (a) False (b) True
  20. 20.🔧 Which invention helps us talk to people far away? (a) microscope (b) stethoscope (c) telephone (d) clock
  21. 21.💡 Who gave us the telephone? (a) the Wright brothers (b) Alexander Fleming (c) Alexander Graham Bell (d) Wilhelm Röntgen
  22. 22.💡 Who gave us the stethoscope? (a) Edward Jenner (b) Alexander Fleming (c) René Laennec (d) Johannes Gutenberg
  23. 23.True or false: a telephone helps us see tiny germs. (a) False (b) True
  24. 24.True or false: Johannes Gutenberg gave us the stethoscope. (a) False (b) True
  25. 25.What does a telescope help us do? (a) hear the heartbeat (b) see faraway stars (c) measure body temperature (d) tell the time
  26. 26.True or false: a microscope helps us see tiny germs. (a) False (b) True
  27. 27.What did Alexander Graham Bell give us? (a) the telephone (b) the smallpox vaccine (c) raised-dot writing (d) the printing press
  28. 28.True or false: a calculator helps us see tiny germs. (a) True (b) False
  29. 29.What did the Wright brothers give us? (a) the telephone (b) the smallpox vaccine (c) the first aeroplane (d) the printing press
  30. 30.What does a clock help us do? (a) see tiny germs (b) measure body temperature (c) hear the heartbeat (d) tell the time
  31. 31.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  32. 32.What does a compass help us do? (a) see faraway stars (b) measure body temperature (c) tell the time (d) find directions
  33. 33.What does a stethoscope help us do? (a) see faraway stars (b) see tiny germs (c) hear the heartbeat (d) do sums quickly
  34. 34.True or false: a clock helps us tell the time. (a) True (b) False
  35. 35.True or false: a calculator helps us do sums quickly. (a) False (b) True
  36. 36.🔧 Which invention helps us see tiny germs? (a) telephone (b) printing press (c) telescope (d) microscope
  37. 37.💡 Who gave us the printing press? (a) René Laennec (b) Edward Jenner (c) Alexander Graham Bell (d) Johannes Gutenberg
  38. 38.What did Louis Braille give us? (a) the smallpox vaccine (b) raised-dot writing (c) the telephone (d) X-rays
  39. 39.What did Edward Jenner give us? (a) penicillin (b) the first aeroplane (c) the printing press (d) the smallpox vaccine
  40. 40.True or false: René Laennec gave us the stethoscope. (a) True (b) False

Answer key

  1. False
  2. the stethoscope
  3. the electric battery
  4. talk to people far away
  5. False
  6. thermometer
  7. Louis Braille
  8. calculator
  9. False
  10. False
  11. stethoscope
  12. penicillin
  13. do sums quickly
  14. the Wright brothers
  15. True
  16. Alessandro Volta
  17. see tiny germs
  18. X-rays
  19. True
  20. telephone
  21. Alexander Graham Bell
  22. René Laennec
  23. False
  24. False
  25. see faraway stars
  26. True
  27. the telephone
  28. False
  29. the first aeroplane
  30. tell the time
  31. True
  32. find directions
  33. hear the heartbeat
  34. True
  35. True
  36. microscope
  37. Johannes Gutenberg
  38. raised-dot writing
  39. the smallpox vaccine
  40. True

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