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Extremely Hard Science Quiz Even Einstein would scratch his head!

Question 1

What colour is the mineral beryl when it contains chromium?

Question 2

Which planet has the second largest moon in the Solar System?

Question 3

Dione is a moon of which planet?

Question 4

A stegosaurus had which of these?

Question 5

Which of these is defined as a chemical substance that consists of just one type of atom?

Question 6

Which of these animals has near-UV vision?

Question 7

What is the largest sea fish?

Question 8

What is the smallest species of seal called?

Question 9

How many different elements occur naturally?

Question 10

Which planet is the smallest of the "Gas giants"?