Science & Nature50 randomly selected Science & Nature questions for quizmasters. New random selection made weekly. Next update: Monday 26th October 2026 (Please note: Questions are taken from our database of previous quizzes. Some questions and answers may be outdated.) |
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| 1. | What 'V' describes a diagram that shows all possible logical relations between a finite collection of different sets? |
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Venn diagram (introduced in 1880 by John Venn) | |
| 2. | What do Chiropterans have that most other mammals don't? |
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Wings (i.e. bats) | |
| 3. | What 7-letter word can be spelt using the chemical symbols for astatine, tellurium, nitrogen, and darmstadtium? |
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Attends | |
| 4. | How many Troy ounces are there in a Troy pound? |
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12 | |
| 5. | What 'D' describes any substance that promotes the production of urine? |
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Diuretic | |
| 6. | In what decade did Albert Einstein publish his Annus Mirabilis papers on what is now called special relativity? |
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The 1900s (1905) | |
| 7. | What is the smallest major planet in our Solar System? |
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Mercury | |
| 8. | In computing, what name is given to malicious software that threatens to publish the victim's data or perpetually block access to it unless a payment is made? |
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Ransomware | |
| 9. | In computing, what two-letter abbreviation is the SI unit representing one billion bytes? |
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GB (Gigabyte) | |
| 10. | What 8-letter word can be spelt using the chemical symbols for tungsten, argon, manganese, einsteinium, and sulphur? |
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Warmness | |
| 11. | What Greek mathematician first declared that in a right-angled triangle, the area of the square on the hypotenuse is equal to the sum of the areas of the squares of the other two sides? |
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Pythagoras | |
| 12. | Named after mathematician and physicist Carl Friedrich Gauss, what can be measured in gauss? |
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Magnetic field (aka "magnetic flux density" or "magnetic induction") | |
| 13. | Stenosing tenosynovitis is a common disorder involving the catching, snapping or locking of a finger flexor tendon, causing dysfunction and pain. What is its more common name? |
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Trigger finger / Trigger thumb | |
| 14. | What two body parts are connected by the Eustachian tube? |
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Ear and nose (a narrow passage leading from the nasopharynx to the cavity of the middle ear) | |
| 15. | What 6-letter word can be spelt using the chemical symbols for tin, oxygen, rhenium, and sulphur? |
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Snores | |
| 16. | What scientist published his Annus mirabilis papers in 1905? |
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Albert Einstein (from Latin annus mīrābilis, "extraordinary year") | |
| 17. | What 'F' describes the tubes leading from the ovaries of female mammals into the uterus? |
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Fallopian tubes (also known as uterine tubes, and salpinges) | |
| 18. | What three-letter word is the SI derived unit of illuminance? |
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Lux (symbol: lx) | |
| 19. | Where in the human body would you find the Vitreous Humour? |
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Eyes (the clear gel that fills the space between the lens and the retina of the eyeball) | |
| 20. | What is the surname of the 17th century German mathematician whose three laws of planetary motion are named after him? |
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Kepler (Johannes Kepler - Kepler's laws of planetary motion) | |
| 21. | What names are given to male and female adult swans? |
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Cob and Pen | |
| 22. | How many teeth do humans normally grow in a lifetime? |
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52 (20 milk + 32 adult) | |
| 23. | In the human body, by what name is the ulner nerve more commonly known? |
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Funny bone | |
| 24. | What genus of flower are these? |
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Iris | |
| 25. | Who discovered Radium and Polonium, won two Nobel Prizes, and died of radiation poisoning in 1934? |
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Marie Curie | |
| 26. | In mental health terms, what do the initials ADHD stand for? |
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Attention Deficit Hyperactivity Disorder | |
| 27. | Acrophobia is an extreme or irrational fear of what? |
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Heights | |
| 28. | What simple name is given to the interdisciplinary science that deals with the study of all mechanical waves in gases, liquids, and solids including topics such as vibration, sound, ultrasound and infrasound? |
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Acoustics | |
| 29. | Which of the B vitamins is also known as pyridoxine? |
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B6 | |
| 30. | What 'H' describes a mostly inherited genetic disorder that impairs the body's ability to make blood clots? |
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Haemophilia / Hemophilia | |
| 31. | What English inventor (1937-2018) is best known for the wind-up radio? |
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Trevor Baylis | |
| 32. | What 'M' describes this New World monkey species? |
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Marmoset (Common Marmoset - Callithrix Jacchus) | |
| 33. | By what common name is acetylsalicylic acid known? |
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Aspirin | |
| 34. | What American statesman is credited with the invention of bifocal eyeglasses? |
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Benjamin Franklin | |
| 35. | What 'A' describes a decrease in the total amount of red blood cells or haemoglobin in the blood? |
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Anaemia / Anemia | |
| 36. | In the body, what colour blood cells are leukocytes? |
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White | |
| 37. | Sound waves with a frequency below the lower limit of human audibility are called ____sound (fill in the blank.) |
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Infra | |
| 38. | In this electrical circuit diagram, what device is represented by the symbol highlighted? |
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Capacitor | |
| 39. | What 'A' is the medical term for a serious, life-threatening allergic reaction? |
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Anaphylaxis / Anaphylactic | |
| 40. | What 6-letter word can be spelt using the chemical symbols for dysprosium, sodium, and molybdenum? |
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Dynamo | |
| 41. | With 128 recognised species, what 'G' describes this genus of flowering plant? |
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Gardenia | |
| 42. | The world's first synthetic plastic, polyoxybenzylmethylene-glycolanhydride, was patented in 1909 under what name? |
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Bakelite | |
| 43. | In what organ of the body is insulin produced? |
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Pancreas | |
| 44. | What 'C' is an adjective applied to any disorder you are born with? |
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Congenital | |
| 45. | In reference to a coherent beam of light, what does the 'S' in the acronym LASER stand for? |
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Stimulated (Light Amplification by Stimulated Emission of Radiation) | |
| 46. | Hexadecimal has how many base numbers? |
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16 (0 1 2 3 4 5 6 7 8 9 A B C D E F) | |
| 47. | What 'H' describes this genus of over 75 species of flowering plants native to Asia and the Americas? |
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Hydrangea / Hortensia | |
| 48. | A second-level domain for universities, colleges, and research institutes in countries such as the United Kingdom, Thailand, India, Japan, and New Zealand; what two letters are missing from these domain names? |
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ac | |
| 49. | In 1824, this became the first genus of non-avian dinosaur to be validly named. From the Greek for "Great Lizard", what is it called? |
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Megalosaurus | |
| 50. | Who became the first American to orbit the Earth on 20th February 1962? |
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John Glenn (John H. Glenn, Jr.) | |
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