Movies & TV

The Big Bang Theory Quiz: 77 Quiz Questions and Answers about Big Bang Theory

Last Updated on by Quiz Master

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Are you a huge sitcom fan looking for the best Big Bang Theory quiz? Here you go!

The Big Bang Theory is one of the most popular TV shows out there. It started in 2007 and ran for 12 seasons!

During those 12 seasons, we follow the lives of a group of scientists and the free-spirited neighbour, Penny.

Not only is the Big Bang Theory super funny (I mean, how many times did Sheldon make you die of laughter?!) but it’s also interesting to see all these characters evolving through the years.

All characters change drastically. I mean, who would have expected Sheldon to get a girlfriend? Let alone getting married! And yet, here we are!

In this ultimate quiz, you’ll discover several rounds of questions about Big Bang Theory including trivia and multiple choice.

So, are you ready? Let’s get started!

Round 1: Easy Big Bang Theory Trivia questions

  1. What is Leonard’s surname?
  2. In which US state is Big Bang Theory set?
  3. Which actress portrays Penny?
  4. Who does Howard live with at the beginning of the show?
  5. How many seasons of Big Bang Theory are there?
  6. Who said ‘Our babies will be smart and beautiful’?
  7. Who does Penny marry?
  8. Where is Rajesh from?
  9. Which character goes to space?
  10. Which character’s surname is Farrah Fowler?
  11.  At the beginning of the show, who can’t Rajesh talk to?
  12.  Where do Sheldon, Howard, Leonard, Raj and Amy work?
  13. Which actor portrays Sheldon Cooper?
  14.  What nickname did Howard give to Bernadette?
  15.  Which character is from Texas?

Round 1: Easy Big Bang Theory Trivia questions and Answers

  1. What is Leonard’s surname? Hofstadter
  2. In which US state is Big Bang Theory set? California
  3. Which actress portrays Penny? Kaley Cuoco
  4. Who does Howard live with at the beginning of the show? His mum
  5. How many seasons of Big Bang Theory are there? 12
  6. Who said ‘Our babies will be smart and beautiful’? Leonard
  7. Who does Penny marry? Leonard
  8. Where is Rajesh from? India
  9. Which character goes to space? Howard
  10. Which character’s surname is Farrah Fowler? Amy
  11.  At the beginning of the show, who can’t Rajesh talk to? Women
  12.  Where do Sheldon, Howard, Leonard, Raj and Amy work? The California Institute of Technology (Caltech)
  13. Which actor portrays Sheldon Cooper? Jim Parsons
  14.  What nickname did Howard give to Bernadette? Bernie
  15.  Which character is from Texas? Sheldon Cooper

Round 2: Easy Big Bang Theory Multiple Choice Quiz Questions

  1. What’s Leonard and Sheldon’s apartment number?
    1. 1A
    2. 2A
    3. 3A
    4. 4A
  2. Which University did Leonard go to?
    1. Harvard
    2. NYU
    3. Princeton
    4. Yale
  3. Where is Leonard from?
    1. New Jersey
    2. Alabama
    3. Florida
    4. Montana
  4. What’s Rajesh’s job?
    1. Chemist
    2. Psychiatrist
    3. Engineer
    4. Astrophysicist
  5. Which one of these characters does not wear glasses?
    1. Bernadette
    2. Leonard
    3. Amy
    4. Howard
  6. Which colour is Penny’s laptop?
    1. Black
    2. White
    3. Blue
    4. Pink
  7. Which couple gets married first?
    1. Penny and Leonard
    2. Amy and Sheldon
    3. Emily and raj
    4. Bernadette and Howard
  8. What is Leonard primary health concern?
    1. He is lactose intolerant
    2. He is allergic to peanuts
    3. He has to eat gluten free
    4. He has diabetes
  9. What does Sheldon always wear?
    1. Alien Pins
    2. Turtle neck
    3. A suit
    4. A short-sleeved T-shirt on top of a long-sleeved T-shirt

READ MORE: 100 Multiple Choice Trivia Questions and Answers for your next Quiz Night

Round 2: Easy Big Bang Theory Multiple Choice Quiz Questions and Answers

  1. What’s Leonard and Sheldon’s apartment number? 4A
  2. Which University did Leonard go to? Princeton
  3. Where is Leonard from? New Jersey
  4. What’s Rajesh’s job? Astrophysicist
  5. Which one of these characters does not wear glasses? Howard
  6. Which colour is Penny’s laptop? Pink
  7. Which couple gets married first? Bernadette and Howard
  8. What is Leonard primary health concern? He is lactose intolerant
  9. What does Sheldon always wear? A short-sleeved T-shirt on top of a long-sleeved T-shirt

Round 3: Medium Big Bang Theory Trivia questions

  1. When does Penny kiss Leonard for the first time?
  2. What’s on the shower curtain of Leonard and Sheldon?
  3. Which US state is Penny from?
  4. What does Penny always call Sheldon?
  5. What is Leonard’s mum first name?
  6. In which restaurant does Penny work at the beginning of the show?
  7. For which discovery do Sheldon and Amy get a Nobel Prize?
  8. Which character always says ‘Bazinga’?
  9. What is the name of Sheldon’s twin sister?
  10.  How is Sheldon’s Youtube channel / podcast called?
  11. Who is Debbie?
  12. Where did Bernadette and Penny meet?
  13. Where did Howard study?
  14.  Who is the owner of the comic book store (1 point for the first name, 1 point for the last name)?
  15.  Which sport do Sheldon & Kripke play to decide who will get the new office space?

Round 3: Medium Big Bang Theory Trivia questions and Answers

  1. When does Penny kiss Leonard for the first time? At Penny’s Halloween party, on Leonard and Sheldon’s couch
  2. What’s on the shower curtain of Leonard and Sheldon? The Periodic table of Elements
  3. Which US state is Penny from? Nebraska
  4. What does Penny always call Sheldon? Sweetie
  5. What is Leonard’s mum first name? Beverly
  6. In which restaurant does Penny work at the beginning of the show? The Cheesecake Factory
  7. For which discovery do Sheldon and Amy get a Nobel Prize? Super asymmetry
  8. Which character always says ‘Bazinga’? Sheldon Cooper
  9. What is the name of Sheldon’s twin sister? Missy
  10.  How is Sheldon’s Youtube channel / podcast called? Fun with flags
  11. Who is Debbie? Howard’s mum
  12. Where did Bernadette and Penny meet? Cheesecake Factory
  13. Where did Howard study? MIT
  14.  Who is the owner of the comic book store (1 point for the first name, 1 point for the last name)? Stuart Bloom
  15.  Which sport do Sheldon & Kripke play to decide who will get the new office space? Basketball

Round 4: Medium Big Bang Theory Multiple Choice questions

  1. At the end of season 3, the guys are going on an expedition. Where to?
    1. North Pole
    2. Iceland
    3. Greenland
    4. Antarctica
  2. How old was Sheldon when he got his first P.h.d?
    1. 16
    2. 18
    3. 20
    4. 22
  3. What is the name of Rajesh’s dog?
    1. Basil
    2. Vanilla
    3. Ginger
    4. Cinnamon
  4. What P.H.d does Bernadette have?
    1. Chemistry
    2. Microbiology
    3. Astrophysics
    4. Physics
  5. What’s Amy’s job?
    1. Neurobiologist
    2. Marine biologist
    3. Forensic biologist
    4. Microbiologist
  6. In the first episode, what does Penny ask Leonard to pick up from his ex-boyfriend’s house?
    1. Her cat
    2. Her TV
    3. Her car
    4. Her couch
  7. What does Sheldon order by fibre content?
    1. Cereals
    2. Pasta
    3. Rice
    4. Candies
  8. In season 5, which piece of jewellery does Sheldon get for Amy?
    1. Earrings
    2. A necklace
    3. A bracelet
    4. A tiara
  9. When Howard goes to space, where does he go?
    1. International Space Station
    2. The moon
    3. Mars
    4. Apollo 13
  10. What is the name of Stuart’s assistant and eventual girlfriend?
    1. Julie
    2. Denise
    3. Poppy
    4. Hayley

Round 4: Medium Big Bang Theory Multiple Choice questions and Answers

  1. At the end of season 3, the guys are going on an expedition. Where to? North Pole
  2. How old was Sheldon when he got his first P.h.d? 16
  3. What is the name of Rajesh’s dog? Cinnamon
  4. What P.H.d does Bernadette have? Microbiology
  5. What’s Amy’s job? Neurobiologist
  6. In the first episode, what does Penny ask Leonard to pick up from his ex-boyfriend’s house? Her TV
  7. What does Sheldon order by fibre content? His cereals
  8. In season 5, which piece of jewellery does Sheldon get for Amy? A tiara
  9. When Howard goes to space, where does he go? International Space Station
  10. What is the name of Stuart’s assistant and eventual girlfriend? Denise

Round 5: Hard Big Bang Theory Quiz questions

  1. What is Leonard’s middle name?
  2. How many siblings does Leonard have?
  3. What is the name of the pharmaceutical company where Bernadette work?
  4. Complete Sheldon’s sick day lullaby. “Soft kitty, warm kitty, Little ball of fur, Happy kitty, sleepy kitty, ______ _______ _____”.
  5. Which one of Rajesh’s girlfriends was a dermatologist (1 point for the first name, 1 point for the surname)?
  6. What is Bernadette’s middle name?
  7. Which Star Trek language does Sheldon speak?
  8. What machine does Howard make to help Leonard deal with his long-distance relationship with Priya?
  9. On which day do Amy and Sheldon have their yearly coitus?
  10.  Which character plays the harp?

Round 5: Hard Big Bang Theory Quiz questions and Answers

  1. What is Leonard’s middle name? Leaky
  2. How many siblings does Leonard have? Two
  3. What is the name of the pharmaceutical company where Bernadette work? ZanGen Pharmaceuticals
  4. Complete Sheldon’s sick day lullaby. “Soft kitty, warm kitty, Little ball of fur, Happy kitty, sleepy kitty, ______ _______ _____”. Purr, purr purr
  5. Which one of Rajesh’s girlfriends was a dermatologist (1 point for the first name, 1 point for the surname) Emily Sweeney
  6. What is Bernadette’s middle name? Rostenkowski
  7. Which Star Trek language does Sheldon speak? Klingon
  8. What machine does Howard make to help Leonard deal with his long-distance relationship with Priya? A kissing machine
  9. On which day do Amy and Sheldon have their yearly coitus? On Amy’s birthday
  10.  Which character plays the harp? Amy

Round 6: Hard Big Bang Theory Multiple Choice questions

  1. In the first season, what does Leonard dress up as for Penny’s Halloween’s party?
    1. Peter Pan
    2. James Bond
    3. Frodo
    4. Harry Potter
  2. Which one of the following is not one of Penny’s ex-boyfriend?
    1. Ted
    2. Mike
    3. Eric
    4. Kurt
  3. When Bernadette is being offered a job at a pharmaceutical company. How does she describe the salary?
    1. Buttload of money
    2. Tons of money
    3. Heaps of money
    4. Loads of money
  4. In which TV show does Penny get a small role?
    1. NCIS
    2. Line of Duty
    3. FBI
    4. Hawaii Five-0
  5. In the second season, Penny’s Christmas gift to Sheldon is a napkin autographed by?
    1. Leonard Nimoy
    2. William Shatner
    3. George Takei
    4. Frank Oz
  6. What is Sheldon’s IQ?
    1. 127
    2. 147
    3. 167
    4. 187
  7. What are the ‘Penny Blossoms’?
    1. Shoelaces
    2. Hair clips
    3. Bracelets
    4. Necklaces
  8. What does Sheldon do every Saturday at 8:15?
    1. His laundry
    2. He takes a bath
    3. Pancakes
    4. He plays video games
  9. What online game did Penny get addicted to?
    1. Age of Conan
    2. Call of Duty
    3. Castle Crashers
    4. Doom Eternal
  10. Raj was included in the “30 visionaries under 30 years to watch” list of which magazine?
    1. Forbes
    2. People’s Magazine
    3. Vogue
    4. Star Magazine
  11. What is Amy allergic to?
    1. Peanut
    2. Milk
    3. Shrimp
    4. Penicillin
  12. How many siblings has Bernadette?
    1. 2 brothers
    2. 2 brothers and 3 sisters
    3. 4 sisters and 1 brother
    4. 5 sisters
  13. What is Amy’s favourite singer?
    1. Bob Dylan
    2. Elvis Presley
    3. Neil Diamond
    4. Johnny Cash
  14. According to Sheldon, which pudding is the best?
    1. Plum
    2. Sticky toffee
    3. Vanilla
    4. Chocolate
  15. How tall is Bernadette?
    1. 4′ 10″
    2. 4′ 90″
    3. 5′ 10″
    4. 5′ 90″
  16. According to Penny, the guys time machine “looks like something _______ would drive through the Everglades”.
    1. Phil Collins
    2. Shakira
    3. Barack Obama
    4. Elton John
  17. What does Sheldon compare Penny and Leonard’s potential relationship to?
    1. Schrödinger’s Cat
    2. Chocolate and vanilla ice cream
    3. The Big Bang Theory
    4. The First Ancient Human Genome Sequenced
  18. Who does Howard meet while serving Thanksgiving dinner at a shelter?
    1. Elon Musk
    2. Jeff Bezos
    3. Bill Gates
    4. Steve Jobs

Round 6: Hard Big Bang Theory Multiple Choice questions and Answers

  1. In the first season, what does Leonard dress up as for Penny’s Halloween’s party? Frodo
  2. Which one of the following is not one of Penny’s ex-boyfriend? Ted
  3. When Bernadette is being offered a job at a pharmaceutical company. How does she describe the salary? “buttload of money”
  4. In which TV show does Penny get a small role? NCIS
  5. In the second season, Penny’s Christmas gift to Sheldon is a napkin autographed by? Leonard Nimoy
  6. What is Sheldon’s IQ? 187
  7. What are the ‘Penny Blossoms’? Hair clips
  8. What does Sheldon do every Saturday at 8:15? His laundry
  9. What online game did Penny get addicted to? Age of Conan
  10.  Raj was included in the “30 visionaries under 30 years to watch” list of which magazine? People’s Magazine
  11.  What is Amy allergic to? Penicillin
  12.  How many siblings has Bernadette? 5 sisters
  13.  What is Amy’s favourite singer? Neil Diamond
  14.  According to Sheldon, which pudding is the best? Chocolate
  15.  How tall is Bernadette? 4′ 10″
  16.  According to Penny, the guys time machine “looks like something _______ would drive through the Everglades”. Elton John
  17.  What does Sheldon compare Penny and Leonard’s potential relationship to? Schrödinger’s Cat
  18. Who does Howard meet while serving Thanksgiving dinner at a shelter? Elon Musk

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Quiz Master

My name is P. I am the founder and editor of Quiz Trivia Games. I love everything about general knowledge, pub quiz, trivia and games. After travelling the world for years, I got to learn a lot of interesting facts about geography, history, traditions, culture and more. I go to my local pub quizzes at least once a week to keep my trivia knowledge up to date, host regular pub quizzes and trivia nights with my friends. Finally, I put together ridiculously good quiz games for you to enjoy for free online.