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Science & Nature

50 randomly selected Science & Nature questions for quizmasters.

New random selection made weekly.  Next update: Monday 24th June 2024

(Please note: Questions are taken from our database of previous quizzes. Some questions and answers may be outdated.)

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1.What P describes the family of polymers that includes products such as Nylon, Aramid and Kevlar?
2.Which of the eight major planets in our Solar System comes fourth alphabetically?
3.How many valves are there in the human heart?
4.German Mastiff is another name for which large dog?
5.If a million has 6 zeros, how many does an octillion have?
6.What radioactive chemical element did Marie Curie name in honour of her homeland?
7.Presbycusis is the age-related loss of what?
8.What is the largest known animal ever to inhabit our planet?
9.The base unit of luminous intensity in the International System of Units (SI) is represented by the symbol cd. What is cd an abbreviation of?
10.What common term is used to describe milk that has been processed by breaking down the fat molecules so that they stay integrated rather than separating as cream?
11.What chemical element has the symbol Pu and atomic number 94?
12.How is the metal Wolfram better known in English?
13.What alkaline earth metal has the atomic number 12 in the periodic table?
14.What 'C' might you be lacking if you suffer from rickets?
15.What is the value of Pi (π) rounded to three decimal places?
16.What phenomena are rated using the Fujita scale?

17.Completed in Pennsylvania in 1945, what five letters describe the world's first programmable, electronic, general-purpose digital computer?
18.Common, Arctic and Sooty are varieties of what type of bird?
19.What is measured on the Scoville Scale?
20.Aboard a U.S.-launched V-2 rocket on 20th February 1947, what were the first animals sent into space?
21.How many edges does a tetrahedron have?
22.First entering service in July 2015, what name is given to the Lockheed Martin F-35 stealth multi-role fighter?
23.What name was shared by the two NASA Mars orbiters, and their respective landers that became the first to successfully return data from the surface of Mars in 1976?
24.How many carpal bones make up a human wrist?
25.What Englishman, born in 1791, is credited with inventing the first mechanical computer?
26.What element is the main component of bronze and brass?
27.What is the aquatic larva of an amphibian more commonly called?
28.What was the name of the first Space Station to be launched by the USA, in orbit between 1973 and 1979?
29.When ρ = m/V, what does 'ρ' stand for?
30.What does GPS stand for?
31.A group of gases banned in the late 1970s because of their impact on the ozone layer, what is CFC an abbreviation of?
32.Part of the sunflower family, what 'G' describes this flower?

33.The largest object in the asteroid belt, what minor planet lies between the orbits of Mars and Jupiter?
34.Making up around 8% by weight of the Earth's solid surface, what is the most abundant metal in the Earth's crust?
35.What 'D' describes ethyl alcohol that has additives to make it poisonous, bad-tasting, foul-smelling, or nauseating to discourage recreational consumption?
36.All kittens are born with what colour eyes?
37.What process is being described in this equation?
CO2 + H2O + photons → [CH2O] + O2
38.To the nearest whole number, how many revolutions does the moon make around the earth in a calendar year?
39.What chemical compound is the most common major constituent of sand, and is often packaged with products in gel form to absorb moisture?
40.What 'R' describes an alternative therapy involving the physical act of applying pressure to the feet, hands, or ears?
41.Mars has two moons. Name them.
42.9,842½ inches is roughly equal to how many metres?
43.The world's first synthetic plastic, polyoxybenzylmethylene-glycolanhydride, was patented in 1909 under what name?
44.In broadcasting terms, what does FM stand for?
45.What four-letter word is the mathematical term for the value that appears most often in a set of data values?
46.In what decade did Albert Einstein publish his Annus Mirabilis papers on what is now called special relativity?
47.In human biology, what is a more common synonym for the term climacteric?
48.How many bones are there in the adult human body?
49.Preceding Gemini and Apollo, what name was given to NASA's first human spaceflight program?
50.Which planet in our Solar System has two moons, Phobos and Deimos?

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