← Inventions and inventors lesson New set →

Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 487 · 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.💡 Who gave us the telephone? (a) Louis Braille (b) Alexander Fleming (c) Alexander Graham Bell (d) Edward Jenner
  2. 2.🔧 Which invention helps us do sums quickly? (a) telephone (b) thermometer (c) calculator (d) telescope
  3. 3.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  4. 4.True or false: a telescope helps us tell the time. (a) False (b) True
  5. 5.🔧 Which invention helps us find directions? (a) telephone (b) telescope (c) compass (d) stethoscope
  6. 6.What did Wilhelm Röntgen give us? (a) X-rays (b) the printing press (c) raised-dot writing (d) the stethoscope
  7. 7.🔧 Which invention helps us see tiny germs? (a) telescope (b) microscope (c) printing press (d) stethoscope
  8. 8.What did the Wright brothers give us? (a) the first aeroplane (b) the printing press (c) the smallpox vaccine (d) the electric battery
  9. 9.What does a microscope help us do? (a) print many books (b) talk to people far away (c) find directions (d) see tiny germs
  10. 10.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  11. 11.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  12. 12.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  13. 13.🔧 Which invention helps us talk to people far away? (a) microscope (b) clock (c) telephone (d) thermometer
  14. 14.💡 Who gave us the first aeroplane? (a) Wilhelm Röntgen (b) René Laennec (c) Alexander Graham Bell (d) the Wright brothers
  15. 15.🔧 Which invention helps us print many books? (a) thermometer (b) telephone (c) printing press (d) calculator
  16. 16.What did Alexander Graham Bell give us? (a) the telephone (b) penicillin (c) the stethoscope (d) X-rays
  17. 17.What did Johannes Gutenberg give us? (a) the electric battery (b) X-rays (c) the telephone (d) the printing press
  18. 18.True or false: a microscope helps us find directions. (a) False (b) True
  19. 19.True or false: a thermometer helps us print many books. (a) True (b) False
  20. 20.💡 Who gave us penicillin? (a) the Wright brothers (b) Alexander Fleming (c) Edward Jenner (d) René Laennec
  21. 21.What does a thermometer help us do? (a) tell the time (b) see faraway stars (c) measure body temperature (d) talk to people far away
  22. 22.True or false: the Wright brothers gave us penicillin. (a) True (b) False
  23. 23.What does a printing press help us do? (a) print many books (b) hear the heartbeat (c) find directions (d) talk to people far away
  24. 24.🔧 Which invention helps us hear the heartbeat? (a) telescope (b) stethoscope (c) compass (d) calculator
  25. 25.What did Edward Jenner give us? (a) the telephone (b) the stethoscope (c) the electric battery (d) the smallpox vaccine
  26. 26.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  27. 27.What did Alexander Fleming give us? (a) raised-dot writing (b) the first aeroplane (c) the electric battery (d) penicillin
  28. 28.What does a telephone help us do? (a) talk to people far away (b) do sums quickly (c) see tiny germs (d) see faraway stars
  29. 29.💡 Who gave us the smallpox vaccine? (a) Alessandro Volta (b) Edward Jenner (c) René Laennec (d) Alexander Fleming
  30. 30.True or false: Louis Braille gave us the first aeroplane. (a) False (b) True
  31. 31.What does a calculator help us do? (a) hear the heartbeat (b) do sums quickly (c) print many books (d) tell the time
  32. 32.🔧 Which invention helps us see faraway stars? (a) telescope (b) calculator (c) printing press (d) thermometer
  33. 33.True or false: a telephone helps us do sums quickly. (a) False (b) True
  34. 34.True or false: Alessandro Volta gave us X-rays. (a) False (b) True
  35. 35.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  36. 36.💡 Who gave us the electric battery? (a) Louis Braille (b) the Wright brothers (c) Alexander Graham Bell (d) Alessandro Volta
  37. 37.💡 Who gave us raised-dot writing? (a) the Wright brothers (b) Louis Braille (c) Alessandro Volta (d) Johannes Gutenberg
  38. 38.True or false: a compass helps us find directions. (a) False (b) True
  39. 39.True or false: Wilhelm Röntgen gave us the electric battery. (a) False (b) True
  40. 40.🔧 Which invention helps us tell the time? (a) clock (b) thermometer (c) compass (d) stethoscope

Answer key

  1. Alexander Graham Bell
  2. calculator
  3. True
  4. False
  5. compass
  6. X-rays
  7. microscope
  8. the first aeroplane
  9. see tiny germs
  10. True
  11. True
  12. True
  13. telephone
  14. the Wright brothers
  15. printing press
  16. the telephone
  17. the printing press
  18. False
  19. False
  20. Alexander Fleming
  21. measure body temperature
  22. False
  23. print many books
  24. stethoscope
  25. the smallpox vaccine
  26. True
  27. penicillin
  28. talk to people far away
  29. Edward Jenner
  30. False
  31. do sums quickly
  32. telescope
  33. False
  34. False
  35. True
  36. Alessandro Volta
  37. Louis Braille
  38. True
  39. False
  40. clock

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