Science & Nature50 randomly selected Science & Nature questions for quizmasters. New random selection made weekly. Next update: Monday 7th April 2025 (Please note: Questions are taken from our database of previous quizzes. Some questions and answers may be outdated.) |
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| 1. | How many sides does a hendecagon have? |
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11 | |
| 2. | Where in the human body is the soleus muscle? |
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(Lower) Leg (The calf) | |
| 3. | What is the only mammal naturally capable of true and sustained flight? |
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Bat | |
| 4. | Reputed to have the second most painful insect sting in the world, this wasp's name comprises a type of spider and a type of bird. What is it called? |
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Tarantula hawk | |
| 5. | What name is given to the positively charged polyatomic ion with the chemical formula NH4? |
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Ammonium (The compound ammonia is NH3) | |
| 6. | What 10-letter word can be spelt out using the chemical symbols for sodium, nobelium, selenium, cobalt, and neodymium? |
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Nanosecond | |
| 7. | What part of the body is affected by scoliosis? |
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Spine (a condition in which a person's spine has a sideways curve) | |
| 8. | What type of tree is the most common source of resin distilled to produce turpentine? |
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Pine | |
| 9. | Native to the mountains of southern Europe, what 'L' describes this small tree? |
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Laburnum | |
| 10. | How many vertebrae are there in the human spinal column? |
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33 | |
| 11. | C22H28N2O is a major contributor to fatal and non-fatal overdoses around the world, particularly in the United States. What 'F' is the generic name for this synthetic opioid that is up to 50 times stronger than heroin and 100 times stronger than morphine? |
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Fentanyl | |
| 12. | What 'D' can describe: a device attached to the stern of a boat to slow it down in a storm; a parachute deployed to slow down a rapidly moving object; or a pilot parachute to deploy a larger parachute? |
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Drogue | |
| 13. | What 'K' describes a protein that is the key structural component of hair, nails and the outer layer of human skin? |
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Keratin | |
| 14. | What 4-letter word can be spelt using the chemical symbols for potassium, neon and tungsten? |
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Knew | |
| 15. | What term is used to describe the result of dividing mass by volume? |
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Density | |
| 16. | What specific part of your body would you enhance with a mentoplasty? |
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Chin | |
| 17. | What 7-letter word can be spelt using the chemical symbols for beryllium, arsenic, thallium, and yttrium? |
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Beastly | |
| 18. | What 'D' describes any substance that promotes the production of urine? |
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Diuretic | |
| 19. | In communications terms, what does ISP stand for? |
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Internet service provider | |
| 20. | What 'A' describes any invertebrate with a segmented body, jointed limbs, and usually a chitinous shell; including insects, arachnids, crustaceans, and myriapods? |
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Arthropod | |
| 21. | Which is larger, a US fluid ounce or an Imperial fluid ounce? |
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US fluid ounce (29.57 mL vs 28.41 mL) | |
| 22. | Chondrichthyes, including sharks, rays, skates, and sawfish, all have skeletons made of what? |
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Cartilage | |
| 23. | How many of the major planets in our solar system have ring systems? |
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4 (Saturn, Jupiter, Uranus, and Neptune) | |
| 24. | Which has more bones; a human hand or a human foot? |
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Hand (27 - 26) | |
| 25. | Formally dedicated at the University of Pennsylvania on 15th February 1946, ENIAC was one of the world's first what? |
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Electronic computers (Electronic Numerical Integrator and Computer) | |
| 26. | What 'C' describes the seven vertebrae in the human neck? |
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Cervical | |
| 27. | Also the name of an astrological sign, what constellation includes the two stars Castor & Pollux? |
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Gemini | |
| 28. | How many pounds are there in a long (US) or imperial (UK) hundredweight? |
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112 (a short hundredweight or cental is 100 pounds) | |
| 29. | What is the sum of the internal angles of a hexagon? |
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720° | |
| 30. | What "A" is a common name for any of a group of small to very large marine gastropod molluscs in the family Haliotidae? |
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Abalone | |
| 31. | Weighing up to 3kg, what is the world's largest type of frog? |
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Goliath frog | |
| 32. | Of what species is this baby mammal? |
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Aardvark | |
| 33. | Cs is the symbol for what metal element? |
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Caesium | |
| 34. | What does the internet slang abbreviation IMHO mean? |
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In My Humble/Honest Opinion | |
| 35. | What is the Latin name for the constellation known as the "Great Bear"? |
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Ursa Major | |
| 36. | In computing, colloquially termed a web address, what does URL stand for? |
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Uniform Resource Locator | |
| 37. | What 'D' is used to describe indehiscent fleshy fruits with a central stone containing the seed? |
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Drupe | |
| 38. | In computing, most commonly, how many bits are there in a byte? |
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8 | |
| 39. | The second largest living fish, what type of shark is this? |
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Basking | |
| 40. | By what name is the chemical compound 2,4,6-trinitrotoluene (C6H2(NO2)3CH3) better known? |
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TNT | |
| 41. | Named for the markings on its back and sides, what name is given to this, the smallest and most common seal in the Arctic? |
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Ringed seal | |
| 42. | What is the atomic number of Oxygen? |
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8 | |
| 43. | What name is given to this dinosaur? |
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Triceratops | |
| 44. | Primarily used as cover glass for portable electronic devices, what is the brand name of the specialised toughened glass developed and manufactured by Corning? |
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Gorilla Glass | |
| 45. | What 'F' describes the mathematical series that starts 0,1,1,2,3,5,8,13,21? |
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Fibonacci | |
| 46. | What is the only element in the periodic table whose English spelling has no letters in common with the phrase "THREE WISE MEN"? |
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Gold | |
| 47. | What 'T' is a precision optical instrument for measuring angles between designated visible points in the horizontal and vertical planes. |
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Theodolite | |
| 48. | What name is given to an alphabet used to clarify individual letters during radio communications? |
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Phonetic alphabet | |
| 49. | Developed as an improved, non-patented replacement file format for the GIF, what does PNG stand for? |
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Portable Network Graphics | |
| 50. | What is the smallest perfect number? |
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6 (A positive integer that is equal to the sum of its positive divisors, excluding the number itself.) | |
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