Maths, sciences Flashcards
Which family do hammerhead sharks belong to?
Sphyrnidae
Which genus are bottlenose dolphins?
Tursiops
Which form of collagen is obtained from swim bladders and used in clarification of beers and wines?
Isinglass
What is the name of the substance, formed from chymosin and other enzymes, that is obtained from the abomasum of ruminants?
Rennet
Which fish of the genus Gadus has three main species: the Atlantic, the Pacific and the Greenland?
Cod
The European, the American, the Alaskan and the Scale-Eye are the four species of which type of flat fish, belonging to the family of right-eye flounders?
Plaice
Which ten-letter word, meaning ‘something done in return’, is used in maths to denote a fraction formed from another fraction by switching the numerator and the denominator?
Reciprocal
Cis-trans isomerism is also known as configurational isomerism, or by what name referring to a branch of mathematics?
Geometric isomerism
Electromagnetic induction was discovered in 1831 by which British scientist, whose namesake law is also known as the Law of Induction?
Michael Faraday
In materials science, which process heats a material above its recrystallisation temperature, holding for a certain time and then cooling to room temperature, to improve ductility and reduce brittleness and/or internal stress?
Annealing
A carbonyl functional group consists of a carbon atom double-bonded to an atom of which other element?
Oxygen
Independently of Michael Faraday, electromagnetic induction was also discovered in 1832 by which American scientist and namesake of an SI unit?
Joseph Henry
A cyanide ion consists of a carbon atom triple-bonded to an atom of which other element?
Nitrogen
Sometimes also known as frittage, which process in materials science applies heat or pressure to small particls of a materical, but keeps them below the melting point, to compact and fuse them together into a solid mass without liquefying?
Sintering
What is the second-outermost layer of the Earth’s atmosphere?
Thermosphere
The equation that relates the reduction potential of an electrochemical reaction to its reaction quotient is named after which German chemist, who developed it in 1887?
Walther Nernst
The rule of maximum multiplicity, which predicts that electrons will enter an empty orbital before pairing up, is named after which German physicist who formulated it in 1925?
Friedrich Hund
What is the outermost layer of the Earth’s atmosphere?
Exosphere
What is the chemical name for vitamin C?
Ascorbic acid
What is the medical name of loss of sense of smell?
Anosmia
In 1642, Evangelista Torricelli created the first laboratory vacuum using a tube of which heavy metal?
Mercury
What name is given to the NASA-led program of lunar exploration, intended to re-establish a human presence on the Moon, whose first uncrewed mission went into lunar orbit in 2022?
Artemis
What name is given to the spacecraft built to carry people to the lunar surface in the Artemis space program?
Orion
Photoreceptor cells in the outer edges of the retina, that are responsible for night vision, are known by what name?
Rods
