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400

This African desert is the largest hot desert in the world.

The Sahara Desert

400

What is the chemical symbol for gold?  

Au

400

How many continents are there in the world?

Seven Continents 

400

Name the country where tea is originally from.

China 

400
Who is considered the "father of the computer"?

Who is Charles Babbage?

500

He is the author of the Harry Potter book series.

J.K. Rowling

500

What animal can sleep standing up?

Horse 

500

This 14th-century pandemic, also known as the Bubonic Plague, devastated Europe and Asia.

What is the Black Death?

500

What is the name of the trophy awarded to the winner of the NFL Superbowl?

Vince Lombardi Trophy

500

What is the closest planet to Earth?

Venus

600

In English, this is the only month of the year that has exactly 28 days, or 29 days in a leap year.

February

600

This chemical element (atomic number 74) is known as “wolfram” in many languages, which explains its periodic symbol.

What is tungsten?

600

What is the largest organ on the human body?

The skin

600

At what temperature does water boil?

100 degrees Celsius

600

How many bones are in the human body?

206

700

In which CITY would you find the "Colloseum"

Rome

700

Which planet is closest to the Sun

Mercury 

700

Who has a song called "Cruel Summer"

Taylor Swift or Bananarama

700

This mineral, often mistaken for gold, is commonly known as “Fool’s Gold.”

What is pyrite?

700

This gas is absorbed by plants during photosynthesis.

What is Carbon dioxide?

800

What is the largest ocean on Earth?

Pacific Ocean 

800

This European country is located next to Spain and its capital is Lisbon.

Portugal

800

What is the coldest place on Earth?

Antarctica

800

This Greek epic poem, attributed to Homer, tells the story of the fall of Troy.

What is Iliad?

800

What is the traditional national sport of Japan?

Sumo

900

What sport combines the elements of dance and acrobatics?

Gymnastics

900

What is the tallest mountain in the world?

Mount Everest

900

What food in Osaka is famous among foreigners?

Takoyaki

900

What country is famous for safari animals?

Kenya

900

This inventor is credited with inventing the telephone.

Who is Alexander Graham Bell?

1000

These two seas are connected by the Suez Canal.

What are the Mediterranean Sea and the Red Sea?

1000

What does S.O.S stand for?

"Save Our Souls" and "Save Our Ship" 

1000

This branch of mathematics gets its name from an Arabic word meaning “reunion” or “restoration.”

What is algebra?

1000

What is the biggest ocean in the world?

Pacific Ocean

1000

What is the largest city in the world by population?

Tokyo