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5 Written questions

5 Matching questions

  1. Unsaturated fat
  2. Saturated fat
  3. Concentration
  4. Dehydration reaction
  5. Biosynthesis
  1. a A chemical reaction in which molecules combine by removing water.
  2. b The process by which living organisms produce larger molecules from smaller ones.
  3. c A lipid made from fatty acids that have no double bonds between carbon atoms.
  4. d A lipid made from fatty acids that have at least one double bond between carbon atoms.
  5. e A measurement of how much solute exists within a certain volume of solvent.

5 Multiple choice questions

  1. Simple carbohydrates that contain 3 to 10 carbon atoms.
  2. Breaking down complex molecules by the chemical addition of water.
  3. A collection of atoms that all have the same number of protons.
  4. Lacking any affinity to water.
  5. Anything that has mass and takes up space.

5 True/False questions

  1. OsmosisThe tendency of a solvent to travel across a semipermeable membrane into areas of higher solute concentration.


  2. Organic moleculeA molecule that contains only carbon and any of the following: hydrogen, oxygen, nitrogen, sulfur, and/or phosphorous.


  3. Hydrogen bondLacking any affinity to water.


  4. IsomersTwo different molecules that have the same chemical formula.


  5. Peptide bondA bond that links amino acids together in a protein.