Sudden death: one wrong answer ends the quiz immediately.
Question 1 of 15
What is a very young plant called?
This question was counted as incorrect because no answer was selected.
Question 2 of 15
Where would you find enamel, the hardest substance in your body?
This question was counted as incorrect because no answer was selected.
Question 3 of 15
Used in poison gas during WWI, what element today makes water much safer to drink?
This question was counted as incorrect because no answer was selected.
Question 4 of 15
What is the name of an instrument that records vibrations in the Earth's crust?
This question was counted as incorrect because no answer was selected.
Question 5 of 15
Which waddling bird is known for tobogganing on its belly and "flying" underwater?
This question was counted as incorrect because no answer was selected.
Question 6 of 15
By definition, how fast is a supersonic plane?
This question was counted as incorrect because no answer was selected.
Question 7 of 15
Often used to make hats that protect you from mind-reading satellites, what is tin foil usually made from?
This question was counted as incorrect because no answer was selected.
Question 8 of 15
In 2010 NASA fixed a bug in what spacecraft, even though it was 14 billion km away?
This question was counted as incorrect because no answer was selected.
Question 9 of 15
I'm credited with inventing the cat flap, whose pendulum effect also illustrates my third law of motion. Who am I?
This question was counted as incorrect because no answer was selected.
Question 10 of 15
The third right arm of what eight-armed creature is also its reproductive organ?
This question was counted as incorrect because no answer was selected.
Question 11 of 15
In 2010, scientists not only found that what organ has taste buds, but that bitter flavours relax it, offering hope to asthmatics?
This question was counted as incorrect because no answer was selected.
Question 12 of 15
Karl Landsteiner figured out the types of this, and co-discovered the Rhesus factor. Types of what?
This question was counted as incorrect because no answer was selected.
Question 13 of 15
I invented the ice calorimeter, a filter pump and the zinc-carbon electric cell, but my name is attached to one of Michael Faraday's inventions, a gas burner that produces a steady, smokeless flame. Who am I?
This question was counted as incorrect because no answer was selected.
Question 14 of 15
What country considers the dahlia its national flower, perhaps because the Aztecs used it to treat leprosy?
This question was counted as incorrect because no answer was selected.
Question 15 of 15
What is lanolin?
This question was counted as incorrect because no answer was selected.
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