← Inventions and inventors lesson New set →

Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 296 · 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: Alexander Graham Bell gave us the telephone. (a) True (b) False
  2. 2.True or false: a telephone helps us talk to people far away. (a) False (b) True
  3. 3.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  4. 4.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  5. 5.💡 Who gave us X-rays? (a) Alexander Graham Bell (b) Alexander Fleming (c) Wilhelm Röntgen (d) Johannes Gutenberg
  6. 6.What did Alexander Fleming give us? (a) the telephone (b) X-rays (c) the stethoscope (d) penicillin
  7. 7.🔧 Which invention helps us tell the time? (a) clock (b) telephone (c) telescope (d) printing press
  8. 8.True or false: a microscope helps us tell the time. (a) False (b) True
  9. 9.What does a printing press help us do? (a) see faraway stars (b) print many books (c) find directions (d) tell the time
  10. 10.🔧 Which invention helps us hear the heartbeat? (a) clock (b) stethoscope (c) telescope (d) microscope
  11. 11.What does a telescope help us do? (a) measure body temperature (b) see tiny germs (c) see faraway stars (d) talk to people far away
  12. 12.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) René Laennec (c) Alexander Graham Bell (d) Alessandro Volta
  13. 13.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  14. 14.What did Louis Braille give us? (a) raised-dot writing (b) the telephone (c) the stethoscope (d) X-rays
  15. 15.💡 Who gave us the telephone? (a) Edward Jenner (b) Johannes Gutenberg (c) the Wright brothers (d) Alexander Graham Bell
  16. 16.What did Johannes Gutenberg give us? (a) the stethoscope (b) the printing press (c) the first aeroplane (d) X-rays
  17. 17.What did René Laennec give us? (a) penicillin (b) the first aeroplane (c) the stethoscope (d) the smallpox vaccine
  18. 18.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  19. 19.🔧 Which invention helps us see tiny germs? (a) telescope (b) clock (c) telephone (d) microscope
  20. 20.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  21. 21.True or false: a microscope helps us see tiny germs. (a) True (b) False
  22. 22.True or false: Alexander Graham Bell gave us X-rays. (a) True (b) False
  23. 23.What did Alexander Graham Bell give us? (a) the stethoscope (b) the telephone (c) X-rays (d) the printing press
  24. 24.True or false: a clock helps us talk to people far away. (a) False (b) True
  25. 25.💡 Who gave us the smallpox vaccine? (a) René Laennec (b) Edward Jenner (c) Alexander Fleming (d) Wilhelm Röntgen
  26. 26.True or false: a calculator helps us do sums quickly. (a) False (b) True
  27. 27.What did Edward Jenner give us? (a) the first aeroplane (b) X-rays (c) the smallpox vaccine (d) the stethoscope
  28. 28.True or false: Wilhelm Röntgen gave us the electric battery. (a) False (b) True
  29. 29.🔧 Which invention helps us do sums quickly? (a) thermometer (b) calculator (c) clock (d) telescope
  30. 30.True or false: the Wright brothers gave us X-rays. (a) False (b) True
  31. 31.True or false: a clock helps us tell the time. (a) False (b) True
  32. 32.True or false: a compass helps us do sums quickly. (a) True (b) False
  33. 33.🔧 Which invention helps us measure body temperature? (a) clock (b) telephone (c) thermometer (d) compass
  34. 34.True or false: a compass helps us measure body temperature. (a) True (b) False
  35. 35.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  36. 36.🔧 Which invention helps us talk to people far away? (a) stethoscope (b) microscope (c) telephone (d) printing press
  37. 37.What does a calculator help us do? (a) find directions (b) see faraway stars (c) do sums quickly (d) talk to people far away
  38. 38.What did Wilhelm Röntgen give us? (a) the printing press (b) the first aeroplane (c) X-rays (d) the smallpox vaccine
  39. 39.💡 Who gave us raised-dot writing? (a) the Wright brothers (b) Alexander Fleming (c) Louis Braille (d) Alexander Graham Bell
  40. 40.True or false: a telescope helps us see faraway stars. (a) True (b) False

Answer key

  1. True
  2. True
  3. True
  4. True
  5. Wilhelm Röntgen
  6. penicillin
  7. clock
  8. False
  9. print many books
  10. stethoscope
  11. see faraway stars
  12. the Wright brothers
  13. True
  14. raised-dot writing
  15. Alexander Graham Bell
  16. the printing press
  17. the stethoscope
  18. True
  19. microscope
  20. True
  21. True
  22. False
  23. the telephone
  24. False
  25. Edward Jenner
  26. True
  27. the smallpox vaccine
  28. False
  29. calculator
  30. False
  31. True
  32. False
  33. thermometer
  34. False
  35. True
  36. telephone
  37. do sums quickly
  38. X-rays
  39. Louis Braille
  40. True

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