Difficult Science Quiz
Question 1 of 10
Gingivitis is minor but can lead to the more serious periodontitis, affecting what body part?
Question 2 of 10
Joseph Wilbrand invented this in 1863 for use as a yellow dye. But in 1902, it was repurposed to blow stuff up. What is it?
Question 3 of 10
On account of an eerie sound it makes, what is another common name for the spotted hyena?
Question 4 of 10
Sodium hydroxide is NaOH, also called caustic acid. And it's also called something else. What?
Question 5 of 10
Rapid eye movement and slow wave are two deep phases of what activity?
Question 6 of 10
In 1834, what tree's leaf became the official emblem of the St Jean Baptiste Society, now dedicated to Quebec independence instead of Canadian nationalism?
Question 7 of 10
What inventor used to make all employees write an "exceedingly simple" 150-question trivia test so tough even Albert Einstein failed it?
Question 8 of 10
What organ has an insula and four lobes (frontal, parietal, temporal and occipital)?
Question 9 of 10
Space rock that enters the Earth's atmosphere is known as a what?
Question 10 of 10
Canadians would have been really impressed with the nine-foot-long Castoroides ohioensis. What was it?
This trivia quiz is for entertainment only.
No personal data is collected.
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Who sang these songs from the 20s?