111 Hard True or False Questions that Make You Expert

  • May 7, 2020
  • GK
hard true or false questions

Questioning is the best way to learn the unknown. This hard true or false questions quiz will encourage you to ask a question and answer in the simplest true and false style.

These hard true or false questions can be practiced repeatedly to learn them by heart. Hard true or false questions is competitive, updated, and compatible with any competition.

Let’s solve these 111 hard true or false questions and find how much you can learn

1. Name the world-famous gardens situated ten miles outside of London, close to the River Thames is Kew Gardens.

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trivia quiz general knowledge gk
True

2. On 23rd October 1843, the Big Ben, London tower clock famous for its accuracy and for its massive bell was started to build.

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trivia quiz general knowledge gk
False, on September 28, 1843

3. Jupiter, Saturn, Uranus, and Neptune are terrestrial planet

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trivia quiz general knowledge gk
False, Gas Giants

4. Lancelot Brown more usually known as Capability Brown.

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trivia quiz general knowledge gk
True

5. Fear of disease is called Pedophobia

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trivia quiz general knowledge gk
False, Pathophobia

6. The Romans were excellent engineers and architects who built impressive stadia, temples, and statues.

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trivia quiz general knowledge gk
True

7. Starting at ground level, Stratosphere extends upward to about 10 km (6.2 miles or about 33,000 feet)

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trivia quiz general knowledge gk
False, Troposphere

8. Mesopotamians introduced straight, paved roads to many countries, as well as advanced plumbing and heating systems.

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trivia quiz general knowledge gk
False, The Romans

9. The heaviest ever trichobezoar (human hairball) surgically removed from a human weighed 10 pounds (4.5 kg)

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trivia quiz general knowledge gk
True

10. Musicians with chromesthesia (see" color in sounds) include Vincent van Gogh, Franz Liszt, Billy Joel, and Pharrell Williams.

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trivia quiz general knowledge gk
True

11. The uppermost layer of atmosphere is Exosphere

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trivia quiz general knowledge gk
False, Ionosphere

12. Some people can hear their eyeballs moving around in their head due to a disorder of the inner ear

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trivia quiz general knowledge gk
True

13. Before ChapStick was invented in the 1880s, people used various products to treat chapped lips, including earwax.

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trivia quiz general knowledge gk
True

14. It’s a common misconception that the bridge is called London Bridge, this is actually called Stone Bridge

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trivia quiz general knowledge gk
False, its called Tower Bridge

15. Golden Gate Bridge is 800 feet (244 m) in length with two towers each 213 feet (65 m) high, built on piers.

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trivia quiz general knowledge gk
False, London Bridge

16. Opened on May 24, 1838, the Brooklyn Bridge was the first fixed crossing across the East River.

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trivia quiz general knowledge gk
False, actual date is May 24, 1838,

17. Sydney Harbour Bridge was designed and built by British firm Dorman Long of Middlesbrough and opened in 1832.

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trivia quiz general knowledge gk
False, actual date is 1932

18. Mucophagy (literally "mucus feeding") is the act of eating one's own "boogers.

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trivia quiz general knowledge gk
True

19. The uvula is the fleshy extension that hangs down from the back of the soft palate. It is from the Latin word, uva, meaning "grape."

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trivia quiz general knowledge gk
True

20. Adult humans spend about 33% of their lives asleep. A python spends about 75% of their life, and a dog spends about 44%.

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trivia quiz general knowledge gk
True

21. It would be better for the earth if there would have more oxygen in the atmosphere

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trivia quiz general knowledge gk
False, higher rate of oxygen would cause many problems

22. The best type of water for tea is twice-boiled water.

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trivia quiz general knowledge gk
True

23. Chai tea comes from Russia.

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trivia quiz general knowledge gk
True

24. Horses, ponies, donkeys, mules, and zebras are also known as equines.

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trivia quiz general knowledge gk
True

25. The first domesticated animal was the horse.

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trivia quiz general knowledge gk
True

26. Vincent van Gogh was a Spanish post-impressionist painter

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trivia quiz general knowledge gk
False, Dutch

27. Michelangelo was a Spanish Renaissance sculptor

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trivia quiz general knowledge gk
False, Italian

28. Cells along the inner wall of the stomach secrete roughly 2 liters (0.5 gallons) of hydrochloric acid each day, which helps kill bacteria and aids in digestion.

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trivia quiz general knowledge gk
True

29. Bones, teeth, and pearl will dissolve in vinegar because it contains weak acetic acid.

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trivia quiz general knowledge gk
True

30. Most clouds appear here, mainly because 99% of the water vapor in the atmosphere is found in the Stratosphere

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trivia quiz general knowledge gk
False, troposphere

31. The third abundant element in the universe is oxygen

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trivia quiz general knowledge gk
True

32. Helium can be frozen only through pressure; not by cooling.

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trivia quiz general knowledge gk
True

33. The second most abundant element in the universe is hydrogen.

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trivia quiz general knowledge gk
False, helium

34. J is the only letter that doesn’t appear on the periodic table.

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trivia quiz general knowledge gk
True

35. You have taste buds on your cheek as well as on your tongue.

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trivia quiz general knowledge gk
True

36. On average, a person says 4,800 words in 24 hours.

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trivia quiz general knowledge gk
True

37. 10% of people can see infra-red light and 1% can see ultra violet radiation.

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trivia quiz general knowledge gk
False, 1%

38. Eight types of Vitamin B are: B1, B3, B4, B6, B7, B9, B11 and B12

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trivia quiz general knowledge gk
False, B1, B2, B3, B5, B6, B7, B9 and B12

39. Within three days of dying, the enzymes that digested a person’s food will begin to digest that person’s body.

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trivia quiz general knowledge gk
True

40. The Mesosphere extends from the top of the troposphere to about 50 km (31 miles) above the ground.

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trivia quiz general knowledge gk
False, stratosphere

41. The body can detect taste in .0015 seconds, which is faster than the blink of an eye.

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trivia quiz general knowledge gk
True

42. An adult’s stomach can hold over two quarts (1.9 l) of food, which is enough to fill four large or eight small drinking glasses.

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trivia quiz general knowledge gk
True

43. The word “lung” is from a German word meaning “light”; together two adult human lungs weigh only 2.5 pounds (11.1kg).

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trivia quiz general knowledge gk
True

44. In an adult human, blood circulates about 12,000 miles (19,000 km) a day.

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trivia quiz general knowledge gk
True

45. "Coprastasophobia" is the fear of conspiration

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trivia quiz general knowledge gk
False, Fear of constipation

46. "Eructation" is the medical word for burping.

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trivia quiz general knowledge gk
True

47. The average person has about 5 pounds of bacteria in his or her digestive system.

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trivia quiz general knowledge gk
True

48. The average human produces about three to eight ounces of feces a day.

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trivia quiz general knowledge gk
True

49. East India Company started ruling India on January 31, 1600

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trivia quiz general knowledge gk
False, December 31, 1600

50. Sydney Harbour Bridge is the Second longest bridge in the world

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trivia quiz general knowledge gk
False, Changhua-Koahsiung Viaduct (Taiwan)

51. Gallstones are formed mostly from hardened cholesterol.

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trivia quiz general knowledge gk
True

52. On average, the lifespan of a human hair is 2 to 7 years.

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trivia quiz general knowledge gk
True

53. Tundra is a vast treeless region with permanently frozen subsoil

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trivia quiz general knowledge gk
True

54. On humans, hair can grow everywhere except for a few places such as on the palms of the hands, the soles of the feet, and on the lips.

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trivia quiz general knowledge gk
True

55. The largest land mammal in the Arctic is the polar bear

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trivia quiz general knowledge gk
False, brown bear

56. Captive Ravens can speak better than parrots.

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trivia quiz general knowledge gk
True

57. Some trees in Melbourne have their email addresses.

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trivia quiz general knowledge gk
True

58. When he passed away, Bela Lugosi was buried in his full Dracula costume.

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trivia quiz general knowledge gk
True

59. Teeth, like your bones, are alive. They have their own blood supply and nerves. A tooth can die.

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trivia quiz general knowledge gk
True

60. Evidence from Seymour Island suggests that penguins were once 6 ft tall.

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trivia quiz general knowledge gk
True

61. Lobsters were not considered a delicacy in colonial America.

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trivia quiz general knowledge gk
True

62. The Earth's core is believed to be a mix (alloy) of iron and nickel, giving the Earth its own magnetic field.

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trivia quiz general knowledge gk
True

63. The word dinosaur comes from the Roman language and means ‘terrible lizard’.

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trivia quiz general knowledge gk
False, Greek language

64. We produce about 37,854 liters of saliva during our lives – enough to fill two swimming pools.

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trivia quiz general knowledge gk
True

65. Pterodactyls are not dinosaurs, they were flying reptiles that lived during the age of dinosaurs

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trivia quiz general knowledge gk
True

66. Veins, which can be seen in the thickness of the leaf, in their functionality are similar to blood vessels in the human body, only they do not carry blood, but water.

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trivia quiz general knowledge gk
True

67. Fern adiantum – the owner of the most fragile leaves in the world, they consist of only one layer of cells. Even a light wind can damage them.

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trivia quiz general knowledge gk
True

68. In some plants, leaves can rotate to receive more sunlight, or, conversely, hide from it to reduce evaporation of moisture.

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trivia quiz general knowledge gk
True

69. Hinge joints are those in the knee and elbow. They enable movement similar to the way a hinged door moves.

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trivia quiz general knowledge gk
True

70. Rapid weight loss can't cause gallstones.

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trivia quiz general knowledge gk
False

71. How belly has the same hydrochloric acid that is commonly used to remove rust and scale from steel sheets and coils and is also found in some cleaning supplies, including toilet-bowl cleaners.

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trivia quiz general knowledge gk
True

72. Fastest shorthand writer was J.M. Tagore

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trivia quiz general knowledge gk
False, Dr. G. (D) Bist

73. Semen normally contains 1-8 billion sperm per fluid ounces (140-300 million sperm per millimeter).

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trivia quiz general knowledge gk
True

74. Embalming the Body is the first step of mummification

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trivia quiz general knowledge gk
False, Step 1: Announcement of Death

75. Close to 12 percent of the population has gallstones, but only a few cause problems.

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trivia quiz general knowledge gk
True

76. Unlike the stratosphere, temperatures once again grow colder as you rise up through the mesosphere.

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trivia quiz general knowledge gk
True

77. Sigma is the mathematical symbol did math whiz, Ferdinand von Lindemann, determined to be a transcendental number in 1882

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trivia quiz general knowledge gk
False, Pi

78. An angle more than 90 degrees and less than 180 degrees is called Obtuse

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trivia quiz general knowledge gk
True

79. The common name of Calcium Sulphate is Epsom

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trivia quiz general knowledge gk
False, Gypsum

80. The chemical name of Plaster of Paris is Sodium Carbonate

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trivia quiz general knowledge gk
False, Calcium Sulphate

81. The Pharos of Alexandria is the oldest temple

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trivia quiz general knowledge gk
False, it is also called Lighthouse of Alexandria, is the often considered the oldest lighthouse in the world

82. The oldest university in the world is situded in Greece

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trivia quiz general knowledge gk
False, University of Karueein, founded in 859 AD in Fez, Morocco

83. points for different pieces in chess are: pawn=1, bishop=knight=3, rook=5, and queen=8

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trivia quiz general knowledge gk
False, Queen 9

84. Afganistan doesn't belong to SAARC

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trivia quiz general knowledge gk
False. SAARC countries are Afghanistan, Bangladesh, Bhutan, India, the Maldives, Nepal, Pakistan and Sri Lanka

85. The Peace of Westphalia is the agreement between Spain and Portugal aimed at settling conflicts over lands newly discovered or explored by Christopher Columbus and other late 15th-century voyagers.

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trivia quiz general knowledge gk
False, Treaty of Tordesillas, (June 7, 1494)

86. There no hydrogen in the atmosphere because hydrogen is the lightest element has and the lowest molecular mass as well as the highest molecular speed and diffusivity.

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trivia quiz general knowledge gk
True

87. The largest tsunami with a record run-up height of 1720 feet occurred in Lituya Bay, Alaska, on the night of July 9, 1958

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trivia quiz general knowledge gk
True

88. Wheat is the staple food of the Asian country Bangladesh

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trivia quiz general knowledge gk
False, Rice

89. The European Flag features a circle of 12 gold stars on a blue background.

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trivia quiz general knowledge gk
True

90. Azerbaijan has the longest national anthem in the world. It has 158 stanzas, written by the poet Dionysios Solomos

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trivia quiz general knowledge gk
False, Greece

91. The Constitution of Monaco is the shortest written constitution, containing 10 chapters with 97 articles, and a total of 3,814 words.

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trivia quiz general knowledge gk
True

92. Carom is played with one white cue ball, 15 red balls worth one point each (sometimes played with fewer red balls, commonly 6 or 10), and six balls of different colors: yellow (2 points), green (3), brown (4), blue (5), pink (6), black (7)

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trivia quiz general knowledge gk
False, Snooker

93. The right order of the layers of Earth's Atmosphere is Stratosphere, Troposphere, Mesosphere, Thermosphere, Exosphere, and Ionosphere

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trivia quiz general knowledge gk
False, Troposphere, Stratosphere, Mesosphere, Thermosphere, Exosphere, and Ionosphere

94. butterfly is the hardest swimming stroke

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trivia quiz general knowledge gk
True

95. The Temple of Artemis or Artemision also known less precisely as the Temple of Diana, was a Greek temple dedicated to an ancient, local form of the goddess

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trivia quiz general knowledge gk
True

96. The Mausoleum at Halicarnassus or Tomb of Mausolus was a tomb built between 353 and 350 BC in Halicarnassus (present Bodrum, Siriya) for Mausolus

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trivia quiz general knowledge gk
False, its in present Turkey

97. Christiaan Huygens inveted the first clock

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trivia quiz general knowledge gk
True

98. The most abundant element in the Earth's crust is oxygen, making up 46.6% of Earth's mass.

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trivia quiz general knowledge gk
True

99. University of Bologna, Italy, was founded in 1088 and is the oldest one in the world

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trivia quiz general knowledge gk
False, its the oldest university in Europe

100. The Treaty of Paris (1783), which is the oldest treaty signed by the United States still in effect, ended the American Revolution and established the United States

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trivia quiz general knowledge gk
True

101. Galileo Galilei was the first astronomer to invent and build the telescope

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trivia quiz general knowledge gk
False, Hans Lippershey

102. The USA became independent on Sunday

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trivia quiz general knowledge gk
False, Thursday, July 4, 1776

103. Mount Cook is England's highest mountain.

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trivia quiz general knowledge gk
False, New Zealand's

104. The 2019 GPI indicates Iceland, New Zealand, Portugal, Austria, and Denmark to be the most peaceful countries

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trivia quiz general knowledge gk
True

105. The 2019 GPI indicates Somalia, Afghanistan, Syria, South Sudan, Yemen, and Iraq to be the least peaceful.

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trivia quiz general knowledge gk
True

106. the largest organization in the world is the People's Liberation Army (China) with 2.3 m employees

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trivia quiz general knowledge gk
False, United States Department of Defense, with 3.2m employees

107. Winston Churchill received the Nobel Prize in Literature in 1951 "for his mastery of historical and biographical description as well as for brilliant oratory in defending exalted human values"

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trivia quiz general knowledge gk
False its in 1953

108. The spiral shapes of sunflowers and other patterns in nature follow a Fibonacci sequence, where adding the two preceding numbers in the sequence gives you the next (1, 1, 2, 3, 5, 8, etc.)

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trivia quiz general knowledge gk
True

109. Typhoon Tip was the largest tropical cyclone on record, with a diameter of 1,380 mi (2,220 km)—almost double the previous record of 700 mi (1,130 km) set by Typhoon Marge in August 1951

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trivia quiz general knowledge gk
True

110. The treaty called Congress of Vienna occurred at the end of the Napoleonic Wars and dramatically reshaped Europe in the year 1714–15

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trivia quiz general knowledge gk
False, 1814–15

111. Silicon is the second most abundant element (27.7%) on the Earth, followed by aluminum (8.1%), iron (5.0%), calcium (3.6%), sodium (2.8%), potassium (2.6%). and magnesium (2.1%).

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trivia quiz general knowledge gk
True

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