← Inventions and inventors lesson New set →

Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 260 · 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 microscope help us do? (a) talk to people far away (b) see tiny germs (c) tell the time (d) hear the heartbeat
  2. 2.💡 Who gave us the smallpox vaccine? (a) Louis Braille (b) Alessandro Volta (c) Alexander Graham Bell (d) Edward Jenner
  3. 3.What does a calculator help us do? (a) tell the time (b) print many books (c) do sums quickly (d) see faraway stars
  4. 4.True or false: a telescope helps us see faraway stars. (a) True (b) False
  5. 5.What does a thermometer help us do? (a) measure body temperature (b) see faraway stars (c) print many books (d) tell the time
  6. 6.💡 Who gave us the telephone? (a) Edward Jenner (b) Louis Braille (c) Alexander Graham Bell (d) the Wright brothers
  7. 7.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  8. 8.What did Johannes Gutenberg give us? (a) the telephone (b) raised-dot writing (c) the smallpox vaccine (d) the printing press
  9. 9.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  10. 10.True or false: a microscope helps us see tiny germs. (a) False (b) True
  11. 11.True or false: Alexander Graham Bell gave us X-rays. (a) True (b) False
  12. 12.🔧 Which invention helps us measure body temperature? (a) clock (b) microscope (c) thermometer (d) calculator
  13. 13.What does a printing press help us do? (a) tell the time (b) see tiny germs (c) see faraway stars (d) print many books
  14. 14.True or false: the Wright brothers gave us the stethoscope. (a) False (b) True
  15. 15.True or false: Louis Braille gave us the stethoscope. (a) True (b) False
  16. 16.What did Louis Braille give us? (a) the electric battery (b) the telephone (c) the stethoscope (d) raised-dot writing
  17. 17.💡 Who gave us the first aeroplane? (a) Alexander Graham Bell (b) the Wright brothers (c) Alessandro Volta (d) Johannes Gutenberg
  18. 18.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  19. 19.💡 Who gave us raised-dot writing? (a) Alessandro Volta (b) the Wright brothers (c) Edward Jenner (d) Louis Braille
  20. 20.What did the Wright brothers give us? (a) X-rays (b) the first aeroplane (c) raised-dot writing (d) the stethoscope
  21. 21.True or false: a telephone helps us see tiny germs. (a) True (b) False
  22. 22.What does a clock help us do? (a) see faraway stars (b) do sums quickly (c) tell the time (d) hear the heartbeat
  23. 23.True or false: a calculator helps us do sums quickly. (a) True (b) False
  24. 24.What did Alexander Graham Bell give us? (a) the telephone (b) the first aeroplane (c) the smallpox vaccine (d) X-rays
  25. 25.🔧 Which invention helps us do sums quickly? (a) compass (b) stethoscope (c) calculator (d) printing press
  26. 26.🔧 Which invention helps us see tiny germs? (a) stethoscope (b) calculator (c) clock (d) microscope
  27. 27.True or false: a printing press helps us measure body temperature. (a) True (b) False
  28. 28.🔧 Which invention helps us see faraway stars? (a) telephone (b) clock (c) printing press (d) telescope
  29. 29.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  30. 30.🔧 Which invention helps us find directions? (a) compass (b) microscope (c) telescope (d) calculator
  31. 31.What did René Laennec give us? (a) the stethoscope (b) penicillin (c) X-rays (d) the first aeroplane
  32. 32.What does a telescope help us do? (a) do sums quickly (b) measure body temperature (c) see tiny germs (d) see faraway stars
  33. 33.💡 Who gave us penicillin? (a) Wilhelm Röntgen (b) Louis Braille (c) René Laennec (d) Alexander Fleming
  34. 34.🔧 Which invention helps us talk to people far away? (a) telephone (b) printing press (c) telescope (d) clock
  35. 35.💡 Who gave us the printing press? (a) René Laennec (b) Alexander Graham Bell (c) Johannes Gutenberg (d) Alessandro Volta
  36. 36.What did Wilhelm Röntgen give us? (a) the first aeroplane (b) the electric battery (c) penicillin (d) X-rays
  37. 37.🔧 Which invention helps us hear the heartbeat? (a) compass (b) microscope (c) clock (d) stethoscope
  38. 38.What does a stethoscope help us do? (a) do sums quickly (b) print many books (c) hear the heartbeat (d) measure body temperature
  39. 39.💡 Who gave us X-rays? (a) Louis Braille (b) Wilhelm Röntgen (c) Alexander Graham Bell (d) the Wright brothers
  40. 40.🔧 Which invention helps us print many books? (a) thermometer (b) printing press (c) stethoscope (d) telescope

Answer key

  1. see tiny germs
  2. Edward Jenner
  3. do sums quickly
  4. True
  5. measure body temperature
  6. Alexander Graham Bell
  7. True
  8. the printing press
  9. True
  10. True
  11. False
  12. thermometer
  13. print many books
  14. False
  15. False
  16. raised-dot writing
  17. the Wright brothers
  18. True
  19. Louis Braille
  20. the first aeroplane
  21. False
  22. tell the time
  23. True
  24. the telephone
  25. calculator
  26. microscope
  27. False
  28. telescope
  29. True
  30. compass
  31. the stethoscope
  32. see faraway stars
  33. Alexander Fleming
  34. telephone
  35. Johannes Gutenberg
  36. X-rays
  37. stethoscope
  38. hear the heartbeat
  39. Wilhelm Röntgen
  40. printing press

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