Animals
Nature
History
Science and Technology
100

What animal can sleep for three years without waking up?

A snail

100

Which element in Earth's atmosphere makes up 78% of it?

Nitrogen

100

Which ancient civilization is credited with inventing the first written language?

Sumerians.

100

What is the strongest material on Earth?

Graphene.

200

Which animal can rotate 180 degrees in mid-air to catch its prey?

Bad

200

What is the tallest tree species on Earth?

Sequoia.

200

Which historical event was famously known as "The Shot Heard 'Round the World"?

The Battle of Lexington and Concord

200

Who was the first human to travel into space?

Yuri Gagarin.

300

What is the largest living animal on Earth?

The blue whale

300

What natural phenomenon creates "sand dunes"?

Wind
300

Who was the shortest-reigning monarch in history?

Louis XIX of France

300

Who invented the lightbulb?

Thomas Edison

400

Which animal can continue to live even if its heart stops?

Turritopsis dohrnii

400

What organism is the largest living organism on Earth?

Armillaria fungus.

400

What was the first country to grant women the right to vote?

New Zealand.

400

What is the most expensive metal in the world?

Rhodium.

500

Which animal has fingerprints almost identical to humans?

Koala

500

What color is the ocean?

Blue

500

Who was the first president of the United States?

George Washington.

500

Which element is used to create superconductors at very low temperatures?

Mercury

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