Science Quiz #850
A new science quiz is available each week. Try our daily general knowledge quiz or work through our archive of daily and themed quizzes.
Q1. Porcupine grass is also known as what?
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Q2. An "aide memoire" to know the first numbers of the constant pi can be obtained by counting the letters in each word of which of these?
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Q3. Most protozoa, or single-celled organisms, are harmless to humans but a few cause diseases; which of these is one?
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Q4. First used in western medicine in the 17th century, what was the drug developed from the bark of the cinchona tree used to treat?
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Q5. Which of these is a chronic inflammatory disease of the digestive tract?
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Q6. Which of these would be most useful in archaeological exploration from the air rather than at ground level?
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Q7. Which of these is not an element shown on the periodic table?
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