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Quiz featuring difficult science questions.
Question 1 of 10
When a bit of sand gets trapped inside a shellfish, it fights the irritation with nacre, which it gets from calcite in seawater. What treasure results?
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Question 2 of 10
What is the name of the holes in the nose?
Question 3 of 10
Which of these is a liquid?
Question 4 of 10
What would you do to a bucket of sand and water to separate one from the other?
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Question 5 of 10
What element is a diamond composed of?
Question 6 of 10
At the end of the mouth is the pharynx, a traffic cop that directs air down the trachea and food down the oesophagus. What flap shuts the trachea when you eat?
Question 7 of 10
In 1996, there wasn't a single American state in which at least 20% of the people were obese. By 2007, every state had an obesity rate of at least 20%, except for what Rocky Mountain state?
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Question 8 of 10
New Zealanders are convinced that Richard Pearse invented this in Timaru, nine months before it was invented at Kitty Hawk. What?
Question 9 of 10
What sort of organisms can be genetically engineered?
Question 10 of 10
What type of substances do we get from substances called 'ores'?
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