General Knowledge Quiz | Polar Herald

How many continents are there on Earth?

What is the largest animal on Earth?

What is the chemical symbol for water?

Which star is closest to Earth?

Roughly what percentage of Earth's surface is covered by water?

How many days are there in a leap year?

Which planet is known as the Red Planet?

What is the hardest known naturally occurring material?

Who wrote the plays 'Romeo and Juliet' and 'Hamlet'?

Which metal is liquid at room temperature?