Welcome to an exciting Big Bang Theory Trivia! Are you a fan of the gang from Caltech University? Have you laughed along with Sheldon’s quirky humor, empathized with Leonard’s quest for love, or admired Howard’s transformations? Do you feel like you are part of the group, eating Chinese take-out in their living room? If yes, then you’ve landed at the right place.
This trivia post is filled with 140 fascinating questions and answers, each one brimming with facts about the characters, storylines, and fun details from the popular TV show ‘The Big Bang Theory’. It doesn’t matter if you’re a die-hard fan who’s watched every episode or a casual viewer who enjoys a good laugh; there’s something for everyone in this trivia post. So, gear up, get your nerd mode on, and see how well you know ‘The Big Bang Theory’. Let the trivia challenge begin!
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1. Who came up with the initial idea for The Big Bang Theory? Reveal Answer The show was created by Chuck Lorre and Bill Prady. 2. Which network aired The Big Bang Theory? Reveal Answer The show was aired on CBS. 3. Who played Sheldon Cooper? Reveal Answer Jim Parsons played Sheldon Cooper. 4. What is Sheldon’s favorite catchphrase? Reveal Answer Sheldon’s favorite catchphrase is ‘Bazinga!’ 5. Who is Howard Wolowitz’s wife? Reveal Answer Howard Wolowitz’s wife is Bernadette Rostenkowski. 6. Where do the main characters work? Reveal Answer The main characters work at the California Institute of Technology. 7. What is Penny’s last name? Reveal Answer Penny’s last name is Hofstadter, after her marriage to Leonard. 8. Who played Penny? Reveal Answer Kaley Cuoco played Penny. 9. What is the name of Sheldon and Leonard’s apartment building? Reveal Answer The name of their building is never revealed. 10. Which main character has a PhD in neurobiology? Reveal Answer Amy Farrah Fowler has a PhD in neurobiology. 11. Who has a twin sister? Reveal Answer Sheldon Cooper has a twin sister. 12. What kind of engineer is Howard Wolowitz? Reveal Answer Howard Wolowitz is an aerospace engineer. 13. What is the name of the theme song? Reveal Answer The name of the theme song is ‘The History of Everything’ by Barenaked Ladies. 14. What is Leonard’s full name? Reveal Answer Leonard’s full name is Leonard Leakey Hofstadter. 15. What is Sheldon’s spot on the couch? Reveal Answer Sheldon’s spot on the couch is the left side. 16. Who played Amy Farrah Fowler? Reveal Answer Mayim Bialik played Amy Farrah Fowler. 17. What does ‘Soft Kitty’ mean to Sheldon? Reveal Answer It’s a song Sheldon’s mom sang to him when he was sick. 18. Who has an overbearing mother? Reveal Answer Howard Wolowitz has an overbearing mother. 19. What’s the name of Raj’s dog? Reveal Answer Raj’s dog is named Cinnamon. 20. What is the Scavenger Vortex? Reveal Answer The Scavenger Vortex is a scavenger hunt arranged by Raj. 21. Who played Bernadette Rostenkowski? Reveal Answer Melissa Rauch played Bernadette Rostenkowski. 22. Who is Sheldon’s mortal enemy? Reveal Answer Wil Wheaton is Sheldon’s mortal enemy. 23. What is Raj’s full name? Reveal Answer Raj’s full name is Rajesh Ramayan Koothrappali. 24. What is the name of Howard’s mother? Reveal Answer Howard’s mother is named Debbie Wolowitz. 25. What is the profession of Penny’s dad? Reveal Answer Penny’s dad, Wyatt, is a farmer. 26. What is Leonard allergic to? Reveal Answer Leonard is lactose intolerant. 27. What is Amy’s profession? Reveal Answer Amy is a neurobiologist. 28. What video game is often played by the gang? Reveal Answer The game often played by the gang is ‘World of Warcraft’. 29. What is the name of Leonard’s high school bully? Reveal Answer Leonard’s high school bully is named Jimmy Speckerman. 30. What comic book store does the gang frequently visit? Reveal Answer The gang frequently visits Stuart’s comic book store, ‘The Comic Center of Pasadena’. 31. Who played Raj Koothrappali? Reveal Answer Kunal Nayyar played Raj Koothrappali. 32. Who is the ‘Fun With Flags’ host? Reveal Answer Sheldon Cooper is the host of ‘Fun With Flags’. 33. Who does Howard impersonate to seduce women? Reveal Answer Howard often impersonates Nicolas Cage to seduce women. 34. What instrument does Leonard play? Reveal Answer Leonard plays the cello. 35. What is Sheldon’s IQ? Reveal Answer Sheldon’s IQ is 187. 36. Who is Leonard’s mother? Reveal Answer Leonard’s mother is Beverly Hofstadter, played by Christine Baranski. 37. What is Sheldon’s one-word catchphrase? Reveal Answer Sheldon’s one-word catchphrase is ‘Bazinga!’ 38. What is Howard’s full name? Reveal Answer Howard’s full name is Howard Joel Wolowitz. 39. Where is Raj originally from? Reveal Answer Raj is originally from New Delhi, India. 40. What does Penny do for a living? Reveal Answer Penny is initially a waitress and later becomes a pharmaceutical sales representative. 41. What is the name of Leonard and Sheldon’s favorite diner? Reveal Answer Leonard and Sheldon’s favorite diner is ‘The Cheesecake Factory’. 42. What is the number of Sheldon and Leonard’s apartment? Reveal Answer The number of Sheldon and Leonard’s apartment is 4A. 43. Who is the owner of the comic book store? Reveal Answer Stuart Bloom is the owner of the comic book store. 44. Who is Sheldon’s favorite superhero? Reveal Answer Sheldon’s favorite superhero is The Flash. 45. Which character suffers from selective mutism? Reveal Answer Raj Koothrappali suffers from selective mutism. 46. What is Sheldon’s favorite number? Reveal Answer Sheldon’s favorite number is 73. 47. Which character has five siblings? Reveal Answer Penny has five siblings. 48. What is the name of Sheldon’s assistant? Reveal Answer Sheldon’s assistant is named Alex Jensen. 49. What is the name of the university where most of the main characters work? Reveal Answer The main characters work at the California Institute of Technology. 50. What is the title of Sheldon’s online show about flags? Reveal Answer ‘Fun With Flags’ is the title of Sheldon’s online show. 51. Who becomes the roommate of Howard and Bernadette? Reveal Answer Stuart Bloom becomes the roommate of Howard and Bernadette. 52. Who played Howard Wolowitz? Reveal Answer Simon Helberg played Howard Wolowitz. 53. What is the name of Sheldon’s favorite childhood TV show? Reveal Answer Sheldon’s favorite childhood TV show is ‘Professor Proton’. 54. Who officiated Sheldon and Amy’s wedding? Reveal Answer Mark Hamill, who played Luke Skywalker in Star Wars, officiated Sheldon and Amy’s wedding. 55. What is the name of the cafeteria where the scientists often eat? Reveal Answer The scientists often eat in the Caltech University cafeteria. 56. Who played Stuart Bloom? Reveal Answer Kevin Sussman played Stuart Bloom. 57. What did Sheldon want to become when he was a child? Reveal Answer As a child, Sheldon wanted to become a theoretical physicist. 58. Who was the only main character that did not have a doctorate? Reveal Answer Howard Wolowitz was the only main character without a doctorate. 59. What is the name of the alien species in Sheldon’s favorite TV show? Reveal Answer In Star Trek, Sheldon’s favorite TV show, the alien species are called ‘Vulcans’. 60. What is Sheldon’s favorite food? Reveal Answer Sheldon’s favorite food is his mom’s spaghetti with little pieces of hot dogs. 61. What does ‘BBT’ stand for? Reveal Answer ‘BBT’ stands for ‘The Big Bang Theory’. 62. Who is the ‘third wheel’ in Amy and Sheldon’s relationship? Reveal Answer The ‘third wheel’ in Amy and Sheldon’s relationship is often Penny. 63. What is the language spoken by Howard and Raj? Reveal Answer Howard and Raj often speak Klingon, a language from Star Trek. 64. What is the fictional town where Sheldon was born? Reveal Answer Sheldon was born in the fictional town of Galveston, Texas. 65. What is the game Sheldon invents? Reveal Answer Sheldon invents a game called ‘Rock, Paper, Scissors, Lizard, Spock’. 66. What is Leonard’s field of study? Reveal Answer Leonard’s field of study is experimental physics. 67. Who has triskaidekaphobia in the show? Reveal Answer Sheldon has triskaidekaphobia, a fear of the number 13. 68. What is the name of Raj’s sister? Reveal Answer Raj’s sister is named Priya. 69. Who was the voice of Howard’s mother? Reveal Answer Carol Ann Susi was the voice of Howard’s mother. 70. What is the full name of Bernadette? Reveal Answer The full name of Bernadette is Bernadette Maryann Rostenkowski-Wolowitz. 71. What does Penny give Sheldon as a Christmas present that makes him extremely happy? Reveal Answer Penny gives Sheldon a napkin signed by Leonard Nimoy as a Christmas present. 72. What is the name of the fictional university in the show? Reveal Answer The fictional university in the show is called ‘California Institute of Technology’. 73. What does Sheldon knock three times before saying? Reveal Answer Sheldon knocks three times before saying the person’s name. 74. Who does Penny marry? Reveal Answer Penny marries Leonard. 75. What food do the friends eat every Thursday night? Reveal Answer The friends eat take-out from a local Chinese restaurant every Thursday night. 76. What is the name of Sheldon’s girlfriend? Reveal Answer Sheldon’s girlfriend is Amy Farrah Fowler. 77. What is the profession of Howard’s wife? Reveal Answer Howard’s wife, Bernadette, is a microbiologist. 78. What is Sheldon’s middle name? Reveal Answer Sheldon’s middle name is Lee. 79. Which character’s mom is a psychiatrist? Reveal Answer Leonard’s mom, Beverly, is a psychiatrist. 80. What is the title of the theme song? Reveal Answer The title of the theme song is ‘The History of Everything’. 81. Which character works at the Cheesecake Factory? Reveal Answer Penny works at the Cheesecake Factory. 82. Who plays the character Beverly Hofstadter? Reveal Answer Christine Baranski plays the character Beverly Hofstadter. 83. Which actor plays the character Wil Wheaton? Reveal Answer Wil Wheaton plays himself on the show. 84. What is the name of the actor who plays Howard’s mother? Reveal Answer The character of Howard’s mother was voiced by Carol Ann Susi. 85. What is Sheldon’s mother’s name? Reveal Answer Sheldon’s mother’s name is Mary Cooper. 86. Who played Mary Cooper? Reveal Answer Laurie Metcalf played Mary Cooper. 87. Which character did Mayim Bialik play? Reveal Answer Mayim Bialik played the character Amy Farrah Fowler. 88. What is the profession of Sheldon’s mother? Reveal Answer Sheldon’s mother, Mary, is a devout Christian and homemaker. 89. What is Sheldon’s favorite game? Reveal Answer Sheldon’s favorite game is ‘3-person chess’. 90. Who does Leonard’s mother favor more, Sheldon or Leonard? Reveal Answer Leonard’s mother favors Sheldon more. 91. Who is Sheldon’s favorite Star Trek character? Reveal Answer Sheldon’s favorite Star Trek character is Mr. Spock. 92. Which character can’t talk to women unless he’s drinking alcohol? Reveal Answer Raj Koothrappali can’t talk to women unless he’s drinking alcohol. 93. Who does Amy work with in her lab? Reveal Answer Amy works with monkeys and rats in her lab. 94. What is Howard’s degree in? Reveal Answer Howard has a Master’s degree in Engineering from MIT. 95. Who wins the Nobel Prize in Physics? Reveal Answer Sheldon Cooper and Amy Farrah Fowler win the Nobel Prize in Physics. 96. Who is Emily? Reveal Answer Emily is a dermatologist and one of Raj’s ex-girlfriends. 97. Who is Barry Kripke? Reveal Answer Barry Kripke is a co-worker of the main characters and a minor antagonist in the series. 98. Which character has a PhD in Engineering? Reveal Answer None of the characters have a PhD in Engineering. Howard Wolowitz has a Master’s degree in Engineering. 99. What does Leonard offer to Penny in ‘The Hamburger Postulate’? Reveal Answer Leonard offers to show Penny his model of DNA molecule. 100. Why does Sheldon take a nap in the ball pit? Reveal Answer Sheldon takes a nap in the ball pit in order to recalibrate his circadian rhythms. 101. Who said ‘Soft Kitty’ for the first time? Reveal Answer Penny said ‘Soft Kitty’ for the first time. 102. What is the full name of ‘Raj’? Reveal Answer The full name of ‘Raj’ is Rajesh Ramayan Koothrappali. 103. Which main character appeared last in the show? Reveal Answer Amy Farrah Fowler was the last main character to appear in the show. 104. Which comic book store does the gang frequent? Reveal Answer The gang often visits ‘The Comic Center of Pasadena’. 105. Who is Leonard’s high school bully? Reveal Answer Jimmy Speckerman is Leonard’s high school bully. 106. What is the name of Leonard and Sheldon’s apartment building? Reveal Answer Leonard and Sheldon’s apartment building is named ‘The Skyline’. Reveal Answer Penny starts selling hair products to earn extra money. 108. Which superhero is Sheldon’s favorite? Reveal Answer Sheldon’s favorite superhero is The Flash. 109. Who taught Howard to play Dungeons & Dragons? Reveal Answer Bernadette taught Howard to play Dungeons & Dragons. 110. What does Sheldon wear to feel brave? Reveal Answer Sheldon wears a Flash t-shirt when he needs to feel brave. 111. What does Sheldon use as a coaster in the apartment? Reveal Answer Sheldon uses discarded CD-ROMS as coasters in the apartment. 112. What does Sheldon say to Leonard after losing at 3D chess? Reveal Answer After losing at 3D chess, Sheldon says ‘Bazinga’ to Leonard. 113. What video game does the group often play? Reveal Answer The group often plays ‘World of Warcraft’. 114. Who did Sheldon believe was the doppler effect for Halloween? Reveal Answer Sheldon believed that Penny was the doppler effect for Halloween. 115. What gift did Leonard receive from Penny on his birthday? Reveal Answer Penny gave Leonard a signed picture of Leonard Nimoy as a birthday gift. 116. What is the IQ of Sheldon Cooper? Reveal Answer Sheldon Cooper’s IQ is 187. 117. Who does Amy kiss at the New Year’s Eve party? Reveal Answer Amy kisses Sheldon at the New Year’s Eve party. 118. What science does Bernadette study? Reveal Answer Bernadette is a microbiologist. 119. What is the name of Sheldon’s ‘Fun With Flags’ co-host? Reveal Answer Amy Farrah Fowler is the co-host of Sheldon’s ‘Fun With Flags’. 120. What is Sheldon’s grandmother’s nickname? Reveal Answer Sheldon’s grandmother’s nickname is ‘Meemaw’. 121. What is Leonard’s favorite spot on the couch? Reveal Answer Leonard doesn’t have a favorite spot on the couch; it’s Sheldon who claims the ‘best’ spot. 122. What are the names of Howard and Bernadette’s children? Reveal Answer Howard and Bernadette’s children are named Halley and Neil. 123. What does Leonard give Penny after their first kiss? Reveal Answer After their first kiss, Leonard gives Penny a preserved snowflake. 124. What is the name of the girl Raj talks to without drinking alcohol for the first time? Reveal Answer Raj talks to Penny without drinking alcohol for the first time. 125. What does ‘The Cheesecake Factory’ signify in the show? Reveal Answer The Cheesecake Factory is the restaurant where Penny works. 126. What does Leonard wear to feel comfortable? Reveal Answer Leonard often wears hoodies to feel comfortable. 127. What is the number of the apartment where Leonard, Sheldon, and Penny live? Reveal Answer Leonard and Sheldon live in Apartment 4A, while Penny lives in Apartment 4B. 128. What is the name of Howard’s dog? Reveal Answer Howard does not have a dog in the show. 129. What is the one word Amy wants to hear from Sheldon? Reveal Answer The one word Amy wants to hear from Sheldon is ‘Love’. 130. Who helps Sheldon with his fear of driving? Reveal Answer Howard helps Sheldon with his fear of driving. 131. What comic does Sheldon get signed by Stan Lee? Reveal Answer Sheldon gets his Batman comic signed by Stan Lee. 132. What experiment makes Leonard famous? Reveal Answer Leonard’s ‘high-latitude expedition’ to the magnetic monopole makes him famous. 133. What musical instrument does Leonard play? Reveal Answer Leonard plays the cello. 134. What language does Howard speak other than English? Reveal Answer Apart from English, Howard also speaks Mandarin. 135. Who was Leonard named after? Reveal Answer Leonard was named after actor Leonard Nimoy. 136. What is the profession of Raj’s father? Reveal Answer Raj’s father, Dr. V.M. Koothrappali, is a gynecologist. 137. What is the full name of ‘Penny’? Reveal Answer Penny’s full name is not mentioned until the last season, where it is revealed as Penny Teller. 138. What condition does Sheldon have? Reveal Answer It is heavily suggested that Sheldon has Asperger’s Syndrome, but this is never directly stated in the series. 139. Who discovered the little Martian? Reveal Answer Raj discovered the little Martian. 140. What is the occupation of Leonard’s father? Reveal Answer Leonard’s father, Alfred Hofstadter, is an anthropologist. Sharing is Caring:
