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How Much Science Do You Know?

Do you know your acid from your alkali? Or are you a bit basic?

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  1. 1. Which molecule is ethanol?

    Correct
    Incorrect
    Correct
    Incorrect
  2. 2. What do you get when you react acid with base?

    Correct
    Incorrect
    Carbon dioxide, water and sulfide.
    Correct
    Incorrect
    A salt and water.
  3. 3. What percentage of the atmosphere is oxygen?

    Correct
    Incorrect
    46%
    Correct
    Incorrect
    21%
  4. 4. What two elements are liquids at room temperature (25 °C)?

    Correct
    Incorrect
    Bromine and Mercury.
    Correct
    Incorrect
    Chlorine and Gallium.
  5. 5. What reaction does this gif show?

    Tap to play GIF Tap to play GIF
    youtube.com / Flo Perry / BuzzFeed
    Correct
    Incorrect
    Sodium and water.
    Correct
    Incorrect
    Zinc and water.
  6. 6. Which of these isn't an element?

    Correct
    Incorrect
    Tin
    Correct
    Incorrect
    Water
    Correct
    Incorrect
    Helium
    Correct
    Incorrect
    Radium
  7. 7. What is dry ice?

    Tap to play GIF Tap to play GIF
    youtube.com / Flo Perry / BuzzFeed
    Correct
    Incorrect
    Frozen carbon dioxide.
    Correct
    Incorrect
    Frozen nitrogen.
  8. 8. Which of these elements is in the d-block of the periodic table?

    Correct
    Incorrect
    Aluminium
    Correct
    Incorrect
    Lead
    Correct
    Incorrect
    Iron
  9. 9. Which of these isn't a form of pure carbon?

    Correct
    Incorrect
    Diamond
    Correct
    Incorrect
    Graphite
    Correct
    Incorrect
    Propene
  10. 10. Which household item is basic?

    Correct
    Incorrect
    Via Twitter: @CocaCola
    Correct
    Incorrect
    Via bunnings.co.nz
  11. 11. What is reacting here?

    Tap to play GIF Tap to play GIF
    youtube.com / Flo Perry / BuzzFeed
    Correct
    Incorrect
    Zinc and iodine.
    Correct
    Incorrect
    Calcium and water.
  12. 12. Which process is endothermic?

    Correct
    Incorrect
    Freezing water.
    Correct
    Incorrect
    Melting ice.
  13. 13. Which amino acid is cysteine?

    Correct
    Incorrect
    Correct
    Incorrect
  14. 14. How many electrons can be in an S orbital?

    Correct
    Incorrect
    1
    Correct
    Incorrect
    2
    Correct
    Incorrect
    5
    Correct
    Incorrect
    6
  15. 15. What metal is this?

    Tap to play GIF Tap to play GIF
    youtube.com / Flo Perry / BuzzFeed
    Correct
    Incorrect
    Gallium
    Correct
    Incorrect
    Mercury
    Correct
    Incorrect
    Germanium
  16. 16. How many chambers does the human heart have?

    Correct
    Incorrect
    1
    Correct
    Incorrect
    2
    Correct
    Incorrect
    3
    Correct
    Incorrect
    4
  17. 17. Which animal isn't a mammal?

    Correct
    Incorrect
    Sinead Friel / commons.wikimedia.org / CC
    Sinead Friel / commons.wikimedia.org / CC
    Correct
    Incorrect
    Robert Pittman / en.wikipedia.org / CC
    Robert Pittman / en.wikipedia.org / CC
    Correct
    Incorrect
    John / commons.wikimedia.org / CC
    John / commons.wikimedia.org / CC
  18. 18. Where in the body is insulin produced?

    Correct
    Incorrect
    The liver
    Correct
    Incorrect
    The pancreas
  19. 19. What are the red arrows pointing to?

    monstara / monstara.deviantart.com / CC
    Correct
    Incorrect
    Mitochondria
    Correct
    Incorrect
    DNA
    Correct
    Incorrect
    Golgi apparatus
  20. 20. What is the function of the rough endoplasmic reticulum?

    Correct
    Incorrect
    Protein synthesis
    Correct
    Incorrect
    Lipid synthesis
  21. 21. In photosynthesis, carbon dioxide and water react to produce what?

    Correct
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    glucose and oxygen
    Correct
    Incorrect
    ATP and oxygen
  22. 22. Which of these does NOT affect the rate of photosynthesis in plants?

    Correct
    Incorrect
    Temperature
    Correct
    Incorrect
    Light intensity
    Correct
    Incorrect
    Rainfall
  23. 23. What does the xylem in a plant do?

    Thinkstock
    Correct
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    Delivers water from the roots to the leaf.
    Correct
    Incorrect
    Transports glucose away from the leaf.
  24. 24. What is the pH of your stomach?

    Correct
    Incorrect
    7
    Correct
    Incorrect
    2
    Correct
    Incorrect
    12
  25. 25. What is the equation for anaerobic respiration in animals?

    Correct
    Incorrect
    Glucose → Lactic acid
    Correct
    Incorrect
    Glucose + oxygen → Lactic acid + water
  26. 26. Which is present only in plant, and not animal, cells?

    Correct
    Incorrect
    Cytoplasm
    Correct
    Incorrect
    Cell wall
  27. 27. What's the name of the gap between two neurons?

    Thinkstock
    Correct
    Incorrect
    Synapse
    Correct
    Incorrect
    Lacuna
  28. 28. Complete the sentence: "Lipids are made up of fatty acids and _____."

    Correct
    Incorrect
    glycogen
    Correct
    Incorrect
    glycerol
  29. 29. Which model explains how enzymes work?

    Correct
    Incorrect
    Lock and key
    Correct
    Incorrect
    Ball and chain
  30. 30. Which part of your eye contains light receptors?

    Tap to play GIF Tap to play GIF
    Correct
    Incorrect
    Cornea
    Correct
    Incorrect
    Retina
  31. 31. What type of surface is better at absorbing infrared radiation?

    Correct
    Incorrect
    Dull, matt
    Correct
    Incorrect
    Shiny
  32. 32. How do particles in a solid move?

    Correct
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    Vibrate around a fixed position.
    Correct
    Incorrect
    Move around each other.
    Correct
    Incorrect
    They don't move.
  33. 33. What does this circuit diagram symbol represent?

    brechtcastel.com
    Correct
    Incorrect
    Light emitting diode
    Correct
    Incorrect
    Variable resisitor
  34. 34. How do you calculate the speed of a wave?

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    Multiply its frequency by its wavelength.
    Correct
    Incorrect
    Divide its frequency by its wavelength.
  35. 35. What type of radiation has the lowest energy?

    Correct
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    UV rays.
    Correct
    Incorrect
    Radio waves.
  36. 36. What sort of energy does a book resting on a shelf have?

    Flickr: therealadam / CC
    Correct
    Incorrect
    Gravitational potential energy
    Correct
    Incorrect
    Kinetic energy
    Correct
    Incorrect
    Elastic potential energy
  37. 37. How old is the solar system?

    Correct
    Incorrect
    4.6 billion years
    Correct
    Incorrect
    9.6 billion years
  38. 38. What is the next stage in the sun's evolution?

    NASA/SDO / Via sdo.gsfc.nasa.gov
    Correct
    Incorrect
    In billions of years, it will expand into a red giant.
    Correct
    Incorrect
    In billions of years, it will explode in a supernova.
  39. 39. What solar system objects are made of ice and dust and have elliptical orbits?

    Correct
    Incorrect
    Comets
    Correct
    Incorrect
    Asteroids
  40. 40. If an atom loses an electron, will it become positively or negatively charged?

    Correct
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    Positive
    Correct
    Incorrect
    Negative
  41. 41. What type of radiation is the most penetrating?

    BBC Bitesize / bbc.co.uk
    Correct
    Incorrect
    Alpha
    Correct
    Incorrect
    Beta
    Correct
    Incorrect
    Gamma
  42. 42. How many different colours are there in visible light?

    Correct
    Incorrect
    7
    Correct
    Incorrect
    11
  43. 43. What sort of waves are in an earthquake?

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    Transverse
    Correct
    Incorrect
    Longitudinal
    Correct
    Incorrect
    Both transverse and longitudinal
  44. 44. What is 23ºC in Kelvin?

    Correct
    Incorrect
    -250K
    Correct
    Incorrect
    296K
  45. 45. What is Earth's primary source of energy?

    Correct
    Incorrect
    The sun
    Correct
    Incorrect
    The ground
 
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