True or False Quiz: 100 Questions to Test Your Knowledge

Ready to put your knowledge to the test? This collection of true or false quiz questions will challenge what you think you know across topics like science, history, pop culture, and more.

With 100 hand-picked true or false quiz questions split into 5 themed rounds, there’s something here for everyone. Let’s see how many you can get right!

Round 1: General Knowledge

  1. The Great Wall of China is visible from space.

    Answer: False
    While the Great Wall is long, it’s not easily visible from space without aid.

  1. The capital of Australia is Sydney.

    Answer: False
    Canberra is the capital of Australia.

  1. There are 365 days in a leap year.

    Answer: False
    A leap year has 366 days.

  1. The human body has four lungs.

    Answer: False
    Humans have two lungs.

  1. Lightning never strikes the same place twice.

    Answer: False
    Lightning can strike the same place multiple times.

  1. Goldfish have a memory span of only three seconds.

    Answer: False
    Goldfish can remember things for months.

  1. The tallest mountain on Earth is Mount Everest.

    Answer: True
    Mount Everest is the tallest mountain above sea level.

  1. Bananas grow on trees.

    Answer: False
    Bananas grow on large herbaceous plants, not trees.

  1. Sharks are mammals.

    Answer: False
    Sharks are fish.

  1. The human skeleton is made up of over 200 bones.

    Answer: True
    An adult human has 206 bones.

  1. The currency of Japan is the Yen.

    Answer: True
    Japan uses the Yen as its currency.

  1. The sun is a planet.

    Answer: False
    The sun is a star.

  1. Water boils at 100 degrees Celsius at sea level.

    Answer: True
    At sea level, water boils at 100°C.

  1. Penguins can fly.

    Answer: False
    Penguins are flightless birds.

  1. The human heart has four chambers.

    Answer: True
    The heart consists of two atria and two ventricles.

  1. The Eiffel Tower is located in Berlin.

    Answer: False
    The Eiffel Tower is in Paris.

  1. Sound travels faster than light.

    Answer: False
    Light travels faster than sound.

  1. The Pacific Ocean is the largest ocean on Earth.

    Answer: True
    The Pacific is the largest ocean.

  1. Humans have five senses.

    Answer: True
    Sight, hearing, taste, touch, and smell.

  1. The Mona Lisa was painted by Vincent van Gogh.

    Answer: False
    Leonardo da Vinci painted the Mona Lisa.

Round 2: Science & Nature

true or false quiz questions and answers
  1. The Earth revolves around the Sun.

    Answer: True
    The Earth orbits the Sun once every 365.25 days.

  1. All insects have six legs.

    Answer: True
    Insects are defined by having three body segments and six legs.

  1. Diamonds are made of compressed coal.

    Answer: False
    Diamonds form deep in the Earth’s mantle from pure carbon, not coal.

  1. Humans share about 98% of their DNA with chimpanzees.

    Answer: True
    Genetic studies show humans and chimps share roughly 98.8% of DNA.

  1. Venus is the hottest planet in our solar system.

    Answer: True
    Despite being second from the Sun, Venus’s thick atmosphere traps heat effectively.

  1. Bats are blind.

    Answer: False
    Bats can see and also use echolocation to navigate in the dark.

  1. Oxygen is the most abundant gas in Earth’s atmosphere.

    Answer: False
    Nitrogen makes up about 78% of the atmosphere; oxygen is around 21%.

  1. Water is an element.

    Answer: False
    Water is a compound made of hydrogen and oxygen (H₂O).

  1. Lightning is hotter than the surface of the sun.

    Answer: True
    Lightning can reach temperatures over 30,000°C, hotter than the Sun’s surface.

  1. Sound cannot travel through a vacuum.

    Answer: True
    Sound requires a medium like air or water to travel; it cannot move through a vacuum.

  1. Plants get their energy from soil.

    Answer: False
    Plants get energy from sunlight via photosynthesis; soil provides nutrients, not energy.

  1. The chemical symbol for gold is Au.

    Answer: True
    Au comes from the Latin word aurum, meaning gold.

  1. Fungi are a type of plant.

    Answer: False
    Fungi form their own kingdom, separate from plants.

  1. Whales are fish.

    Answer: False
    Whales are mammals—they breathe air, are warm-blooded, and nurse their young.

  1. The human brain uses only 10% of its capacity.

    Answer: False
    This is a myth. Brain scans show we use virtually every part of the brain.

  1. Lizards can regenerate lost tails.

    Answer: True
    Many lizard species can regrow their tails as a defense mechanism.

  1. Blood in your veins is blue.

    Answer: False
    Blood is always red; it only appears blue through the skin due to light diffraction.

  1. Mars has two moons.

    Answer: True
    Mars has two small moons: Phobos and Deimos.

  1. Trees release oxygen only during the day.

    Answer: True
    Photosynthesis requires sunlight, so oxygen release mostly happens during the day.

  1. Some turtles can breathe through their butts.

    Answer: True
    Some species can absorb oxygen through their cloaca while underwater.

Round 3: History & Culture

  1. The Roman Empire fell in 476 AD.

    Answer: True
    The Western Roman Empire officially fell in 476 AD when Romulus Augustulus was deposed.

  1. The Great Fire of London happened in 1666.

    Answer: True
    It started in a bakery on Pudding Lane and destroyed much of the city.

  1. Cleopatra was Egyptian by ancestry.

    Answer: False
    She was of Macedonian Greek descent, part of the Ptolemaic dynasty.

  1. Leonardo da Vinci painted The Starry Night.

    Answer: False
    Vincent van Gogh painted The Starry Night; da Vinci painted The Last Supper and Mona Lisa.

  1. The Berlin Wall fell in 1989.

    Answer: True
    The wall came down in November 1989, marking the symbolic end of the Cold War.

  1. The Titanic sank on its maiden voyage.

    Answer: True
    It sank in April 1912 after hitting an iceberg.

  1. The Cold War was a direct military conflict between the US and the Soviet Union.

    Answer: False
    It was a political and ideological conflict with no direct war between the two superpowers.

  1. The Eiffel Tower was originally built as a temporary structure.

    Answer: True
    It was intended to stand for 20 years after the 1889 World’s Fair.

  1. Joan of Arc was executed for heresy.

    Answer: True
    She was burned at the stake in 1431 and later declared a martyr.

  1. World War II ended in 1945.

    Answer: True
    It ended in September 1945 after Japan’s surrender.

  1. The Magna Carta was signed in 1512.

    Answer: False
    It was signed in 1215 by King John of England.

  1. The Statue of Liberty was a gift from France.

    Answer: True
    France gave it to the United States in 1886 to celebrate friendship and liberty.

  1. Albert Einstein won a Nobel Prize for the theory of relativity.

    Answer: False
    He won it for his explanation of the photoelectric effect in 1921.

  1. The Colosseum in Rome was used for naval battles.

    Answer: True
    In early years, it was occasionally flooded for mock sea battles.

  1. Shakespeare wrote over 100 plays.

    Answer: False
    He wrote 37 plays and 154 sonnets.

  1. The Great Pyramid of Giza is the oldest of the Seven Wonders of the Ancient World.

    Answer: True
    It’s also the only one still standing.

  1. Genghis Khan ruled over the largest contiguous land empire in history.

    Answer: True
    The Mongol Empire stretched across much of Asia and Eastern Europe.

  1. The Black Death occurred in the 14th century.

    Answer: True
    It peaked in Europe between 1347 and 1351.

  1. Napoleon was born in France.

    Answer: False
    He was born in Corsica, shortly after it was annexed by France.

  1. The Rosetta Stone helped decode ancient Mayan writing.

    Answer: False
    It helped decode Egyptian hieroglyphs, not Mayan script.

Round 4: Pop Culture & Media

true or false questions
  1. The Beatles were originally a five-member band.

    Answer: True
    Before their classic lineup, members like Stuart Sutcliffe and Pete Best were part of the group.

  1. The TV series Friends was set in Chicago.

    Answer: False
    It was set in New York City.

  1. Walt Disney was cryogenically frozen after his death.

    Answer: False
    This is an urban myth—Disney was cremated.

  1. The first Harry Potter book was published in the 1990s.

    Answer: True
    Harry Potter and the Philosopher’s Stone was released in 1997.

  1. Leonardo DiCaprio has never won an Academy Award.

    Answer: False
    He won Best Actor for The Revenant in 2016.

  1. The video game Minecraft was created in Sweden.

    Answer: True
    It was developed by Markus Persson and Mojang, a Swedish company.

  1. Elvis Presley only ever performed outside the U.S. once.

    Answer: True
    He performed in Canada in 1957 but never toured internationally beyond that.

  1. The Marvel superhero Thor is based on a Norse god.

    Answer: True
    Thor is a direct adaptation of the Norse god of thunder.

  1. The Simpsons is the longest-running scripted TV show in the U.S.

    Answer: True
    It holds the record for the longest-running American scripted primetime series.

  1. The Mona Lisa is displayed in the British Museum.

    Answer: False
    It is housed in the Louvre Museum in Paris.

  1. Taylor Swift’s debut album was released in 2006.

    Answer: True
    Her self-titled debut album launched her career in 2006.

  1. James Cameron directed The Lord of the Rings trilogy.

    Answer: False
    Peter Jackson directed the trilogy.

  1. Oprah Winfrey’s talk show ended in 2011.

    Answer: True
    The Oprah Winfrey Show ended its 25-year run in May 2011.

  1. “Let It Go” is a song from Moana.

    Answer: False
    It’s from Disney’s Frozen.

  1. Netflix started as a DVD rental service.

    Answer: True
    It launched in 1997 as a mail-based DVD rental company.

  1. There are more Star Wars movies than Harry Potter movies.

    Answer: True
    As of now, Star Wars has more theatrical releases including spinoffs.

  1. The original Pac-Man game was released in the 1980s.

    Answer: True
    Pac-Man was released in 1980.

  1. Beyoncé was once part of a group called TLC.

    Answer: False
    She was in Destiny’s Child; TLC was a separate group.

  1. J.K. Rowling wrote books under a different name.

    Answer: True
    She published crime novels as Robert Galbraith.

  1. The first YouTube video was uploaded in 2005.

    Answer: True
    The video “Me at the zoo” was uploaded in April 2005.

Round 5: Geography, Language & Miscellaneous

  1. Mount Kilimanjaro is located in Kenya.

    Answer: False
    It’s located in Tanzania.

  1. The Amazon River is the longest river in the world.

    Answer: False
    The Nile is generally considered longer, though it’s a close debate.

  1. Russia is the largest country by land area.

    Answer: True
    It spans over 17 million square kilometers.

  1. Tokyo is the most populous city in the world.

    Answer: True
    Its metro area has over 37 million people.

  1. There are 52 states in the United States.

    Answer: False
    There are 50 states.

  1. The Sahara is the largest desert in the world.

    Answer: False
    Antarctica is the largest desert by area.

  1. Australia is both a country and a continent.

    Answer: True
    It’s the only country that occupies an entire continent.

  1. Canada’s official languages are English and French.

    Answer: True
    Both languages are used in government and law.

  1. “Bonjour” means “thank you” in French.

    Answer: False
    It means “hello” or “good day.”

  1. The Great Barrier Reef is located off the coast of Australia.

    Answer: True
    It’s the world’s largest coral reef system.

  1. Spanish is the most spoken language in the world.

    Answer: False
    Mandarin Chinese holds that title.

  1. Earth is the only planet in our solar system with liquid water on the surface.

    Answer: True
    Other planets may have ice, but Earth has surface oceans.

  1. The Leaning Tower of Pisa was built to lean.

    Answer: False
    It leaned due to a poorly laid foundation.

  1. The currency of the UK is the Euro.

    Answer: False
    It’s the Pound Sterling.

  1. You can see the Northern Lights in Iceland.

    Answer: True
    They’re visible during winter in Iceland and other Arctic regions.

  1. Mount Everest lies on the border of Nepal and China.

    Answer: True
    It’s in the Himalayas, on the Nepal-Tibet border.

  1. Koalas are bears.

    Answer: False
    They’re marsupials, not bears.

  1. Daylight saving time is practiced worldwide.

    Answer: False
    Many countries do not observe it at all.

  1. An octopus has three hearts.

    Answer: True
    Two pump blood to the gills; one to the body.

  1. There are 1000 meters in a kilometer.

    Answer: True
    This is the standard metric conversion.

Conclusion

You’ve reached the end of this True or False quiz challenge — well done! Whether you aced it or learned something new, quizzes like these are a fun and fast way to expand your knowledge across a wide range of topics. Feel free to share, play with friends, or test yourself again later.

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