Science & Nature50 randomly selected Science & Nature questions for quizmasters. New random selection made weekly. Next update: Monday 24th February 2025 (Please note: Questions are taken from our database of previous quizzes. Some questions and answers may be outdated.) |
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| 1. | Dogs are canine; cats are feline. What are ursine? |
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Bears | |
| 2. | How many vertebrae are there in the human spinal column? |
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33 | |
| 3. | In which part of the body are the pectoral muscles? |
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Chest | |
| 4. | What is the Latin medical term for your shoulder blade? |
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Scapula | |
| 5. | What type of animal is a Saluki? |
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Dog (Persian Greyhound / Royal Dog of Egypt) | |
| 6. | Titanium dioxide is commonly used as a pigment to produce what colour? |
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White (Titanium white) | |
| 7. | On what part of your body is your ulna? |
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Arm (Forearm) | |
| 8. | What degenerative brain disorder is named after the German scientist who first described it in 1906? |
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Alzheimer's (Alois Alzheimer) | |
| 9. | What 'G' is a soft, silvery metal that melts at 30°C (86°F)? |
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Gallium | |
| 10. | How many prime numbers are there between 10 and 20? |
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4 (11,13,17,19) | |
| 11. | In telecommunications, what does the 'G' stand for in 4G and 5G? |
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Generation | |
| 12. | In meteorology, an okta is a unit of measurement used to describe what? |
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Cloud cover (0 = completely clear, 8 = completely cloudy) | |
| 13. | Accounting for around 46% by weight, what is the most abundant element in the Earth's crust? |
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Oxygen (Oxygen 46.1% Silicon 28.2% Aluminum 8.2% Iron 5.6% Calcium 4.2%) | |
| 14. | What highly potent toxin is extracted from the seeds of the castor oil plant? |
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Ricin | |
| 15. | 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 | |
| 16. | Also called the Continental Toy Spaniel, what 'P' describes this breed of dog? |
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Papillon (French for "butterfly" (ears)) | |
| 17. | The gas giants Jupiter and Saturn are composed mainly of what two chemical elements? |
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Hydrogen and Helium | |
| 18. | What is measured in amps? |
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Electric current | |
| 19. | What organ is surgically removed in a cholecystectomy? |
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Gallbladder | |
| 20. | What chemical element has the atomic number 7? |
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Nitrogen | |
| 21. | Originally from northern China, and noted for its characteristic blue-black tongue, what is the name of this dog breed? |
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Chow Chow | |
| 22. | One of the strongest muscles in the body, what 'M' describes the muscle that controls the lower jaw? |
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Masseter | |
| 23. | In computing, what does CPU stand for? |
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Central processing unit | |
| 24. | Who was awarded a Nobel Prize in 1921 for "his discovery of the law of the photoelectric effect"? |
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Albert Einstein | |
| 25. | In computer science, what 'B' describes a data type with only two possible values, often denoted as true and false? |
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Boolean | |
| 26. | With toxic foliage and berries, by what name is Atropa belladonna more commonly known? |
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Deadly Nightshade | |
| 27. | What 'R' describes any quadrilateral whose four sides all have the same length? |
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Rhombus | |
| 28. | Nephrology is the study of what internal organ? |
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Kidney | |
| 29. | What valuable product can be gained by mining kimberlites or lamproites? |
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Diamond | |
| 30. | What major planet in our solar system is named after the Roman god of generation, dissolution, plenty, wealth, agriculture, periodic renewal and liberation? |
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Saturn | |
| 31. | Correctly spell the name of this dog breed. |
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Chihuahua | |
| 32. | Ethylene glycol is the active ingredient in what liquid used by drivers? |
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Antifreeze | |
| 33. | What is the medical term for your shinbone? |
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Tibia | |
| 34. | What is the anatomical term for your kneecap? |
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Patella | |
| 35. | Released in 1980 by Philips and Sony, the specifications for what product were described in the first edition of the Red Book? |
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Compact Disc | |
| 36. | What part of the body is removed during a glossectomy? |
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Tongue | |
| 37. | What 'A' secrete honeydew as they feed on plant sap? |
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Aphids | |
| 38. | The alpaca is a camelid mammal native to what continent? |
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South America | |
| 39. | What material powers the world's five largest power producing facilities? |
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Water (Hydroelectric dams) | |
| 40. | What single unit of metric measurement is equivalent to 61.0237441 cubic inches? |
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Litre / Liter | |
| 41. | What is the largest known animal ever to inhabit our planet? |
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Blue Whale | |
| 42. | Also called spiny anteaters, what 'E' describes this egg-laying mammal? |
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Echidna | |
| 43. | A common file format for images, what does PNG stand for? |
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Portable Network Graphics | |
| 44. | 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 | |
| 45. | What chemical element takes its name from the Greek word for pale green? |
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Chlorine (Greek: χλωρóς khlôros) | |
| 46. | What 6-letter word can be spelt using the chemical symbols for tungsten, aluminium, potassium, and erbium? |
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Walker | |
| 47. | In the context of PTZ security cameras, what does PTZ stand for? |
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Pan-Tilt-Zoom | |
| 48. | Native to Australia, what type of animal is a taipan? |
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Snake | |
| 49. | Used to measure an absorbed dose of ionizing radiation, what SI unit is represented by the symbol Gy? |
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Gray | |
| 50. | Where, exactly, on the human body is the columella? |
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Nose (the fleshy external end of the nasal septum) | |
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