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True or False Questions about Science — page 4

377 true or false questions with answers, all ages. Quick statements to judge true or false — great for fast rounds. Reveal the answers below, pick one at random, or present them full-screen.

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  1. 151.

    The White House rejected Louisiana governor Kathleen Blancos request to declare an emergency before Hurricane Katrina had struck.

    • ATrue
    • BFalse
    Answer: False
  2. 152.

    Vegetarians can get all the proteins they need through non-meat food sources.

    • ATrue
    • BFalse
    Answer: True
  3. 153.

    Two large vessels enter the right atrium of the human heart - the superior and inferior vena cava. They carry blood from the whole body and that is why this blood is dark red.

    • ATrue
    • BFalse
    Answer: True
  4. 154.

    The Four Corners states of Arizona, Utah, New Mexico and Colorado are all in the same time zone.

    • ATrue
    • BFalse
    Answer: True
  5. 155.

    You shouldn't wash berries before you store them.

    • ATrue
    • BFalse
    Answer: True
  6. 156.

    If a computer has an integrated sound card, you will not need speakers to hear sounds (such as music or sound effects) through your system.

    • ATrue
    • BFalse
    Answer: True
  7. 157.

    Mount Rumpke is the highest point and the biggest landfill in Ohio. Its technical name is The Rumpke Sanitary Landfill.

    • ATrue
    • BFalse
    Answer: False
  8. 158.

    All cell proteins are embedded in the cell membrane.

    • ATrue
    • BFalse
    Answer: False
  9. 159.

    A flatbed scanner enables users to put a text or a computer-generated image on paper or on another medium, such as a transparency.

    • ATrue
    • BFalse
    Answer: False
  10. 160.

    Sinkholes, natural depressions in the surface topography, may vary largely in size.

    • ATrue
    • BFalse
    Answer: True
  11. 161.

    The state of Tennessee, USA has 2 Time Zones.

    • ATrue
    • BFalse
    Answer: True
  12. 162.

    Like with the Neanderthals, Homo sapiens sapiens also interbred with the Denisovans.

    • ATrue
    • BFalse
    Answer: True
  13. 163.

    The atomic number of the chemical element Tin is 50.

    • ATrue
    • BFalse
    Answer: True
  14. 164.

    If 2 people are eating the same number of calories per day, the one who eats frequent small meals will lose more weight than the one who eats one large meal per day.

    • ATrue
    • BFalse
    Answer: True
  15. 165.

    Pneumonoultramicroscopicsilicovolcanoconiosis is a synonym for the disease known as silicosis.

    • ATrue
    • BFalse
    Answer: True
  16. 166.

    Mercury has a moon called Celsius.

    • ATrue
    • BFalse
    Answer: False
  17. 167.

    Astronauts age faster.

    • ATrue
    • BFalse
    Answer: False
  18. 168.

    If you bet on a number in roulette in a fancy casino in Monaco or in an average casino in the USA, your odds of winning are the same.

    • ATrue
    • BFalse
    Answer: False
  19. 169.

    The aorta carries deoxygenated blood from the heart to the rest of the body.

    • ATrue
    • BFalse
    Answer: False
  20. 170.

    In the USA, the color of the plastic tags, used to seal bread bags, indicates on what day the loaves were baked.

    • ATrue
    • BFalse
    Answer: True
  21. 171.

    The planet Jupiter has less than 50 natural satellites.

    • ATrue
    • BFalse
    Answer: False
  22. 172.

    Mammary glands are considered to be modified sweat glands.

    • ATrue
    • BFalse
    Answer: True
  23. 173.

    Immanuel Kant criticized Emanuel Swedenborg and termed him a "spook hunter".

    • ATrue
    • BFalse
    Answer: True
  24. 174.

    Muscles push and pull -- that's how you can wriggle your fingers back and forth.

    • ATrue
    • BFalse
    Answer: False
  25. 175.

    "Tachycardia" or "Tachyarrhythmia" refers to a resting heart-rate near or over 100 BPM.

    • ATrue
    • BFalse
    Answer: True
  26. 176.

    Fibromyalgia is a disorder of the central nervous system.

    • ATrue
    • BFalse
    Answer: True
  27. 177.

    Water is a powerful conductor of electricity.

    • ATrue
    • BFalse
    Answer: False
  28. 178.

    The moon phases are the result of the moons rotation around the Earth, causing us to see different parts of the moons surface lit by the sun.

    • ATrue
    • BFalse
    Answer: True
  29. 179.

    A tropical cyclone is classified to have reached landfall when the outer edges of the storm are over land.

    • ATrue
    • BFalse
    Answer: False
  30. 180.

    A person can get sunburned on a cloudy day.

    • ATrue
    • BFalse
    Answer: True
  31. 181.

    Strychnine poisoning produces some of the most terrifying and painful symptoms imaginable.

    • ATrue
    • BFalse
    Answer: True
  32. 182.

    The mathematical constant Pi has an important role in calculating the period of a pendulum.

    • ATrue
    • BFalse
    Answer: True
  33. 183.

    In 2005, Katrina became the strongest hurricane on record in the Atlantic Basin with a pressure of 882 millibars breaking the old record set by Gilbert (888 mb) in 1988.

    • ATrue
    • BFalse
    Answer: False
  34. 184.

    During WWII, Einstein was paid $25 per day for his consultation on the Manhattan Project.

    • ATrue
    • BFalse
    Answer: True
  35. 185.

    The value of one Calorie is different than the value of one calorie.

    • ATrue
    • BFalse
    Answer: True
  36. 186.

    The eyes of males are bigger than those of females.

    • ATrue
    • BFalse
    Answer: True
  37. 187.

    There are 12 astronomical constellations.

    • ATrue
    • BFalse
    Answer: False
  38. 188.

    Venus is classified as Earth's sister planet.

    • ATrue
    • BFalse
    Answer: True
  39. 189.

    A large number of flies can appear around a dead body within the first 24 hours of death. This is mainly because the flies lay eggs on the body, this multiplying their numbers.

    • ATrue
    • BFalse
    Answer: True
  40. 190.

    The pictures on a web page can be stored in more than one physical location.

    • ATrue
    • BFalse
    Answer: True
  41. 191.

    The molars of todays African elephant can be longer than a foot.

    • ATrue
    • BFalse
    Answer: True
  42. 192.

    Vitamin B10 helps to prevents early graying of the hair.

    • ATrue
    • BFalse
    Answer: True
  43. 193.

    Tornadoes are transparent at first until dust and debris are picked up.

    • ATrue
    • BFalse
    Answer: True
  44. 194.

    In April, 2007 it was announced that Apple had sold its one-hundredth million iPod making it the biggest selling digital music player of all time.

    • ATrue
    • BFalse
    Answer: True
  45. 195.

    Male pandas do handstands while urinating on trees.

    • ATrue
    • BFalse
    Answer: True
  46. 196.

    Mixing baking soda and vinegar in a closed container causes a tiny explosion.

    • ATrue
    • BFalse
    Answer: True
  47. 197.

    While the number of storms in the Atlantic has increased in past years, this does not seem to be a global trend.

    • ATrue
    • BFalse
    Answer: True
  48. 198.

    In order to adapt to the dry environment, cacti completely lost their leaves in the process of evolution.

    • ATrue
    • BFalse
    Answer: False
  49. 199.

    Oxygens atomic number is 8.

    • ATrue
    • BFalse
    Answer: True
  50. 200.

    If one were to look at the sky from Plutos surface, every 17 hours they would observe exceptionally beautiful rises of Charon because of its closeness to Pluto.

    • ATrue
    • BFalse
    Answer: False

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Questions adapted from OpenTriviaQA (CC BY-SA 4.0), Open Trivia Database (CC BY-SA 4.0), edited for clarity. This collection may be reused under the same terms — see sources & licenses.