← Inventions and inventors lesson New set →

Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 276 · 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 calculator help us do? (a) see tiny germs (b) talk to people far away (c) do sums quickly (d) hear the heartbeat
  2. 2.What does a telescope help us do? (a) measure body temperature (b) see tiny germs (c) talk to people far away (d) see faraway stars
  3. 3.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  4. 4.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  5. 5.💡 Who gave us the printing press? (a) Wilhelm Röntgen (b) Louis Braille (c) Alexander Fleming (d) Johannes Gutenberg
  6. 6.What did the Wright brothers give us? (a) raised-dot writing (b) the electric battery (c) penicillin (d) the first aeroplane
  7. 7.💡 Who gave us penicillin? (a) the Wright brothers (b) Alexander Fleming (c) Wilhelm Röntgen (d) René Laennec
  8. 8.💡 Who gave us the stethoscope? (a) Louis Braille (b) the Wright brothers (c) Alexander Fleming (d) René Laennec
  9. 9.What did René Laennec give us? (a) X-rays (b) the stethoscope (c) penicillin (d) the telephone
  10. 10.What did Louis Braille give us? (a) the smallpox vaccine (b) raised-dot writing (c) the electric battery (d) the first aeroplane
  11. 11.💡 Who gave us raised-dot writing? (a) Johannes Gutenberg (b) Alexander Fleming (c) Louis Braille (d) the Wright brothers
  12. 12.What does a compass help us do? (a) tell the time (b) see tiny germs (c) find directions (d) see faraway stars
  13. 13.What did Alexander Fleming give us? (a) the electric battery (b) raised-dot writing (c) penicillin (d) the printing press
  14. 14.What does a stethoscope help us do? (a) print many books (b) see faraway stars (c) hear the heartbeat (d) tell the time
  15. 15.🔧 Which invention helps us do sums quickly? (a) thermometer (b) calculator (c) stethoscope (d) telescope
  16. 16.What does a telephone help us do? (a) print many books (b) talk to people far away (c) tell the time (d) see tiny germs
  17. 17.🔧 Which invention helps us see faraway stars? (a) telescope (b) microscope (c) stethoscope (d) printing press
  18. 18.True or false: a microscope helps us hear the heartbeat. (a) False (b) True
  19. 19.True or false: Alexander Graham Bell gave us penicillin. (a) True (b) False
  20. 20.What did Alessandro Volta give us? (a) raised-dot writing (b) the electric battery (c) X-rays (d) the first aeroplane
  21. 21.True or false: Johannes Gutenberg gave us penicillin. (a) True (b) False
  22. 22.What did Johannes Gutenberg give us? (a) penicillin (b) the printing press (c) the telephone (d) X-rays
  23. 23.🔧 Which invention helps us hear the heartbeat? (a) thermometer (b) printing press (c) telephone (d) stethoscope
  24. 24.True or false: a telephone helps us talk to people far away. (a) False (b) True
  25. 25.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  26. 26.What does a printing press help us do? (a) print many books (b) do sums quickly (c) find directions (d) see tiny germs
  27. 27.True or false: Edward Jenner gave us the printing press. (a) False (b) True
  28. 28.True or false: René Laennec gave us the telephone. (a) True (b) False
  29. 29.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  30. 30.🔧 Which invention helps us print many books? (a) clock (b) thermometer (c) printing press (d) telephone
  31. 31.True or false: René Laennec gave us the first aeroplane. (a) False (b) True
  32. 32.True or false: Edward Jenner gave us the first aeroplane. (a) True (b) False
  33. 33.💡 Who gave us the first aeroplane? (a) Edward Jenner (b) the Wright brothers (c) René Laennec (d) Alessandro Volta
  34. 34.True or false: a microscope helps us see tiny germs. (a) False (b) True
  35. 35.🔧 Which invention helps us talk to people far away? (a) calculator (b) telescope (c) printing press (d) telephone
  36. 36.🔧 Which invention helps us see tiny germs? (a) printing press (b) microscope (c) stethoscope (d) clock
  37. 37.💡 Who gave us the telephone? (a) Johannes Gutenberg (b) the Wright brothers (c) Alexander Graham Bell (d) Alexander Fleming
  38. 38.True or false: a calculator helps us talk to people far away. (a) False (b) True
  39. 39.True or false: a thermometer helps us see faraway stars. (a) True (b) False
  40. 40.💡 Who gave us the smallpox vaccine? (a) the Wright brothers (b) Edward Jenner (c) Wilhelm Röntgen (d) Johannes Gutenberg

Answer key

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

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