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Science & Nature

3,771 questions • Page 28 of 54

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# Question Answer
1891 A pregnant goldfish is called a __________ Twit
1892 This membrane controls the amount of light entering the eye. Iris
1893 __________ can swim for a 1/2 mile without resting, and they can tread water for 3 days straight. Rats
1894 The sound a __________ makes is called "nuzzing". Camel
1895 Who first used antiseptics ? Joseph Lister
1896 The hides of mature female blue __________ are more than twice as thick as those of males, probably as a protection against courtship bites. Sharks
1897 Wildlife biologists estimate that as many as five out of six fawns starve to death during a hard winter in __________ Vermont
1898 Who said all things were made up of air, earth, fire, and water? Aristotle
1899 A baby doctor is a _________. Pediatrician
1900 In Alaska, it is legal to shoot __________. However, waking a sleeping bear for the purpose of taking a photograph is prohibited. Bears
1901 Today's oldest form of horse is the Przewalski, or Mongolian Wild Horse. Survivors of this breed were discovered in the Gobi Desert in __________ 1881
1902 Hydrogen Hydroxide is more commonly known as what? Water
1903 __________ can travel up to 40 miles per hour. Sharks
1904 The mudskipper is a fish that can actually __________ Walk on land
1905 A thread used in surgery to tie a bleeding blood vessel is called a(n) _________. Ligature
1906 What is the symbol for iron in chemistry Fe
1907 A garter snake can give birth to __________ 85 babies
1908 What is name applied to the study of soil? Paedology
1909 What word is used for a male duck? Drake
1910 What is the meaning of the name of the constellation Cepheus ? Cepheus
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1911 What did Lewis E. Waterman invent in 1884? Fountain pen
1912 Which is the most sensitive finger? Forefinger
1913 What gland secretes fluid that washes the eyes? Tear gland
1914 What Does WYSIWYG Mean In The Field Of Computing? What You See Is What You Get 
1915 A woodchuck breathes only ten times per hour while __________, while an active woodchuck breathes 2,100 times an hour. Hibernating
1916 What is the scientific name for earth's outer layer of surface soil or crust? Lithosphere
1917 What is the hardest bone in the human body? Jawbone
1918 What Is A Red Admiral? Butterfly 
1919 A __________ in the wild usually makes no more than 20 kills a year. Lion
1920 Of what did Aristotle say all things were made up? Air, earth, fire, and water
1921 Which meteor shower occurs on the 16th November ? Leonids
1922 What is the main component of air Nitrogen
1923 Which meteor shower occurs on the 12th August ? Perseids
1924 The female king crab incubates as many as 400,000 young for 11 months in a brood pouch under her __________ Abdomen
1925 For what did Pieter Zeeman receive the Nobel prize in Physics? Zeeman effect
1926 What is the symbol for silver Ag
1927 "Scotch pine", "Douglas fir", "Noble fir", "Fraser fir" are all commonly used as what? Christmas trees
1928 By what name is Lysergic acid diethylamide better known? LSD
1929 Prosthetics deals with the making of __________. Artificial limbs
1930 What Is The Most Common Colour Of A Great Dane? Fawn 
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1931 What are the units of measurement for Frequency ? Hertz
1932 What does a camel store in its hump? Fat
1933 A __________ can squeeze through an opening no larger than a dime. Rat
1934 Quinine is added to water to make _______. Tonic water
1935 What nationality is Erno Rubik,inventor of the 80's craze the Rubik's Cube? Hungarian 
1936 Which colour has highest wavelength in the visible spectrum? Red
1937 What word is used for a male duck Drake
1938 More than one million stray dogs and over 500,000 stray cats live in the __________ New york city
1939 What well known marsupial is the wallaby related to? Kangaroo
1940 An ox is a castrated bull. A mule is a sterile cross between a male ass and a __________ Female horse
1941 What is the world's largest insect? Goliath beetle
1942 What is made by a Bessemer converter? Steel 
1943 This cluster of stars is also known as the Seven Sisters. Pleiades
1944 What is the royal disease? Haemophilia
1945 Approximately how many years old are oak trees before they produce acorns? Fifty
1946 A racehorse averages a weight loss of between 15 and 25 pounds during a __________ Race
1947 Water containing carbon dioxide under pressure is called ____ _____. Soda water
1948 __________ have the best eyesight of any breed of dog. Greyhounds
1949 A rhinoceros has __________ toes on each foot. 3
1950 __________ of South and Central America and the Caribbean lay their eggs in February and March. Iguanas
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1951 The __________ snake found in the state of Arizona is not poisonous, but when frightened, it may hiss loudly and vibrate its tail like a rattlesnake. Gopher
1952 Two rats can become the progenitors of 15,000 rats in less than 1 year
1953 This poisonous, oily liquid occurs in tobacco leaves. Nicotine
1954 What is the smallest irreducible constituent of a chemical element known as? An Atom 
1955 He founded our modern periodic table. Surname only? Mendeleev
1956 What genus of tree does the wattle belong? Acacia
1957 Who made the first phone call to the moon? Richard Nixon
1958 The leech will gorge itself up to __________ its body weight and then just fall off its victim. Five times
1959 The __________ continually grows new sets of teeth to replace old teeth. It also cannot move its tongue. The tongue is rooted to the base of its mouth. Crocodile
1960 What element has the periodic table name Sn ? Tin
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