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Marine Biology Water is Weird

Quiz by Larry Zadnikar

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17 questions
Show answers
  • Q1
    What process could make seawater saltier?
    Precipitation
    Fresh water runoff
    Sea ice formation
    Evaporation
    30s
  • Q2
    What does the term CTD stand for in the context of marine biology?
    Carbon, Temperature, Density
    Conductivity, Temperature, Depth
    Chemical, Turbidity, Distillation
    Crustacean, Tidal, Depth
    30s
  • Q3
    What gas has more availability in colder water compared to warmer water?
    Nitrogen
    Carbon dioxide
    Oxygen
    Methane
    30s
  • Q4
    What percentage of the dissolved gases in seawater is carbon dioxide?
    30%
    80%
    50%
    10%
    30s
  • Q5
    What is the compound used by marine organisms to build shells that is affected by ocean acidity?
    Magnesium hydroxide
    Potassium sulfate
    Sodium chloride
    Calcium carbonate
    30s
  • Q6
    What is the term for a fluid that dissolves a solid, liquid, or gas?
    Substance
    Solute
    Solution
    Solvent
    30s
  • Q7
    Which effect of heat on water refers to the amount of energy needed to evaporate a unit mass of a substance?
    Latent heat of fusion
    Heat capacity
    Heat of vaporization
    Viscosity
    30s
  • Q8
    What property of water is promoted by hydrogen bonds?
    Viscosity
    Adhesion
    Surface tension
    Cohesion
    30s
  • Q9
    How many atoms make up a water molecule?
    3
    4
    2
    1
    30s
  • Q10
    What is the chemical composition of a water molecule?
    H2SO4
    H2O
    NaCl
    CO2
    30s
  • Q11
    Which type of bond in water promotes stickiness and cohesion?
    Hydrogen bonds
    Covalent bonds
    Metallic bonds
    Ionic bonds
    30s
  • Q12
    What is the major effect of hydrogen bonds on water related to heat?
    Low heat capacity
    Low latent heat of fusion
    High heat of vaporization
    Low surface tension
    30s
  • Q13
    What property of water contributes to its ability to moderate climate?
    High heat capacity
    Low viscosity
    Low surface tension
    Low salinity
    30s
  • Q14
    What effect does dissolved salt have on the freezing temperature of water?
    Lowers the freezing temperature
    Raises the freezing temperature
    Increases viscosity
    Has no effect on freezing temperature
    30s
  • Q15
    What process makes sea water more saline through salt removal?
    Evaporation
    Precipitation
    Freshwater runoff
    Sea ice formation
    30s

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