General Knowledge Quiz

What is the primary function of red blood cells?

• Fight infections

• Transport oxygen

• Produce hormones

• Digest food

Who discovered gravity by observing a falling apple?

• Galileo Galilei

• Albert Einstein

• Isaac Newton

• Stephen Hawking

Which country is the largest in the world by area?

• China

• United States

• Canada

• Russia

What is the square of 15?

• 200

• 225

• 240

• 250

Which layer of the Earth is made of solid iron and nickel?

• Crust

• Mantle

• Outer Core

• Inner Core

What is the capital city of Germany?

• Berlin

• Munich

• Hamburg

• Frankfurt

What is the unit of measurement for electric current?

• Volt

• Ampere

• Ohm

• Watt

Who wrote "The Odyssey"?

• Sophocles

• Homer

• Plato

• Aristotle

What is the largest island in the world?

• Greenland

• Madagascar

• Borneo

• New Guinea

What is the value of 7 factorial (7!)?

• 720

• 3,000

• 5,040

• 7,200