General Knowledge Trivia

Cards · 32

What is the capital city of Australia?

Canberra; it was chosen as a compromise between rivals Sydney and Melbourne in 1908.

Which planet in our solar system has the most moons?

Saturn; it surpasses Jupiter with over 140 officially recognized natural satellites.

What is the hardest natural substance on Earth?

Diamond; its carbon atoms are arranged in an extremely rigid tetrahedral lattice structure.

What is the longest river in the world?

The Nile River; it spans approximately 6,650 kilometers through northeastern Africa.

Which chemical element has the symbol Au?

Gold; the symbol comes from aurum, the Latin word for the precious metal.

How many bones are in the adult human body?

206; infants are born with around 270 bones, but many fuse together as they mature.

Who wrote the play Romeo and Juliet?

William Shakespeare; he composed the tragic romance in the late 16th century.

What is the primary gas found in Earth's atmosphere?

Nitrogen; it accounts for roughly 78 percent of the total volume of dry air.

Which country is home to the Great Barrier Reef?

Australia; the vast coral reef system lies off the coast of Queensland in the Coral Sea.

What is the smallest country in the world by land area?

Vatican City; it covers only about 0.49 square kilometers inside the city of Rome, Italy.

What is the powerhouse of the cell?

The mitochondrion; it generates most of the chemical energy needed to power biochemical reactions.

Who painted the Mona Lisa?

Leonardo da Vinci; he began painting the famous portrait in Florence in the early 16th century.

Which mammal is known to have the most powerful bite force?

The hippopotamus; its jaw exerts roughly 12,600 newtons of force, the highest among herbivores.

What is the freezing point of water in degrees Fahrenheit?

32 degrees Fahrenheit; this marks the temperature at which liquid water turns to solid ice at standard pressure.

What is the largest organ in the human body?

The skin; it covers the entire exterior of the body and serves as an essential protective barrier.

In which year did the Apollo 11 mission land on the Moon?

1969; astronauts Neil Armstrong and Buzz Aldrin set foot on the lunar surface in July of that year.

Which ocean is the largest and deepest on Earth?

The Pacific Ocean; it covers more area than all the world's landmasses combined.

What is the currency used in Japan?

The yen; it was officially adopted by the Meiji government in 1871.

Who developed the general theory of relativity?

Albert Einstein; he published his groundbreaking formulation of gravitational physics in 1915.

What is the main ingredient in traditional guacamole?

Avocado; mashed ripe avocados form the creamy base mixed with lime, salt, and herbs.

How many continents are there on Earth?

Seven; they are Asia, Africa, North America, South America, Antarctica, Europe, and Australia.

Which animal is the largest living creature on the planet?

The blue whale; it can reach lengths of 30 meters and weigh up to 200 metric tons.

What is the capital of Canada?

Ottawa; Queen Victoria selected it as the capital in 1857 due to its strategic inland location.

What pigment gives human skin, hair, and eyes their color?

Melanin; it is produced by specialized cells called melanocytes to protect against UV radiation.

Which bird is capable of flying backwards?

The hummingbird; its unique ball-and-socket wing joints allow full 180-degree rotation.

What is the chemical formula for ordinary table salt?

NaCl; it is an ionic compound composed of equal parts sodium and chlorine ions.

Which ancient civilization built the Machu Picchu citadel?

The Inca Empire; they constructed the mountain estate in modern-day Peru during the 15th century.

What is the speed of light in a vacuum?

Approximately 300,000 km/s; light travels at precisely 299,792,458 meters per second in empty space.

What is the only mammal capable of true sustained flight?

The bat; its elongated fingers are covered by a thin web of skin that acts as an aerodynamic wing.

Which desert is the largest hot desert in the world?

The Sahara Desert; it spans across roughly 9.2 million square kilometers of Northern Africa.

Who was the first woman to win a Nobel Prize?

Marie Curie; she won the Nobel Prize in Physics in 1903 for her pioneering work on radioactivity.

What is the primary language spoken in Brazil?

Portuguese; it became the dominant language following centuries of Portuguese colonial rule.