← Inventions and inventors lesson New set →

Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 828 · 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 did Alexander Fleming give us? (a) the smallpox vaccine (b) penicillin (c) raised-dot writing (d) the telephone
  2. 2.What does a thermometer help us do? (a) see faraway stars (b) print many books (c) measure body temperature (d) hear the heartbeat
  3. 3.True or false: Edward Jenner gave us the first aeroplane. (a) True (b) False
  4. 4.💡 Who gave us X-rays? (a) Alessandro Volta (b) René Laennec (c) Alexander Fleming (d) Wilhelm Röntgen
  5. 5.🔧 Which invention helps us print many books? (a) microscope (b) clock (c) printing press (d) compass
  6. 6.💡 Who gave us the first aeroplane? (a) Johannes Gutenberg (b) Louis Braille (c) Alexander Graham Bell (d) the Wright brothers
  7. 7.What did Alexander Graham Bell give us? (a) X-rays (b) penicillin (c) raised-dot writing (d) the telephone
  8. 8.True or false: a calculator helps us measure body temperature. (a) True (b) False
  9. 9.💡 Who gave us the telephone? (a) Louis Braille (b) Wilhelm Röntgen (c) Alexander Fleming (d) Alexander Graham Bell
  10. 10.What does a stethoscope help us do? (a) talk to people far away (b) measure body temperature (c) hear the heartbeat (d) see faraway stars
  11. 11.What did René Laennec give us? (a) penicillin (b) the first aeroplane (c) the printing press (d) the stethoscope
  12. 12.💡 Who gave us raised-dot writing? (a) Louis Braille (b) Alessandro Volta (c) Alexander Fleming (d) Johannes Gutenberg
  13. 13.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  14. 14.💡 Who gave us the printing press? (a) Alexander Graham Bell (b) Louis Braille (c) Wilhelm Röntgen (d) Johannes Gutenberg
  15. 15.True or false: the Wright brothers gave us the stethoscope. (a) False (b) True
  16. 16.True or false: the Wright brothers gave us raised-dot writing. (a) False (b) True
  17. 17.True or false: a telephone helps us see faraway stars. (a) True (b) False
  18. 18.True or false: a telescope helps us see faraway stars. (a) True (b) False
  19. 19.🔧 Which invention helps us hear the heartbeat? (a) telephone (b) telescope (c) thermometer (d) stethoscope
  20. 20.True or false: Johannes Gutenberg gave us X-rays. (a) False (b) True
  21. 21.True or false: Edward Jenner gave us the electric battery. (a) False (b) True
  22. 22.💡 Who gave us penicillin? (a) Alexander Graham Bell (b) René Laennec (c) Alexander Fleming (d) Wilhelm Röntgen
  23. 23.True or false: a compass helps us find directions. (a) True (b) False
  24. 24.What did Louis Braille give us? (a) the telephone (b) the electric battery (c) raised-dot writing (d) the first aeroplane
  25. 25.What does a telephone help us do? (a) see faraway stars (b) talk to people far away (c) do sums quickly (d) measure body temperature
  26. 26.True or false: a clock helps us tell the time. (a) False (b) True
  27. 27.What did Wilhelm Röntgen give us? (a) raised-dot writing (b) the printing press (c) X-rays (d) the stethoscope
  28. 28.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  29. 29.True or false: a printing press helps us print many books. (a) True (b) False
  30. 30.🔧 Which invention helps us talk to people far away? (a) compass (b) clock (c) microscope (d) telephone
  31. 31.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  32. 32.True or false: a microscope helps us do sums quickly. (a) False (b) True
  33. 33.What does a clock help us do? (a) hear the heartbeat (b) do sums quickly (c) tell the time (d) print many books
  34. 34.What does a microscope help us do? (a) do sums quickly (b) hear the heartbeat (c) see tiny germs (d) print many books
  35. 35.True or false: a printing press helps us find directions. (a) False (b) True
  36. 36.What does a compass help us do? (a) do sums quickly (b) measure body temperature (c) find directions (d) see tiny germs
  37. 37.💡 Who gave us the smallpox vaccine? (a) Alexander Fleming (b) Alexander Graham Bell (c) Edward Jenner (d) the Wright brothers
  38. 38.What does a printing press help us do? (a) see tiny germs (b) print many books (c) tell the time (d) measure body temperature
  39. 39.True or false: a microscope helps us see tiny germs. (a) True (b) False
  40. 40.What did the Wright brothers give us? (a) the printing press (b) penicillin (c) the first aeroplane (d) the electric battery

Answer key

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

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