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5 Written questions

5 Matching questions

  1. Phase
  2. Concentration
  3. Catalyst
  4. Polysaccharides
  5. Element
  1. a A collection of atoms that all have the same number of protons.
  2. b One of three forms - solid, liquid, or gas - which every substance is capable of attaining.
  3. c A measurement of how much solute exists within a certain volume of solvent.
  4. d A substance that alters the speed of a chemical reaction but is not used up in the process.
  5. e Carbohydrates that are made up of more than two monosaccharides.

5 Multiple choice questions

  1. Carbohydrates that are made up of two monosaccharides.
  2. An explanation or representation of something that cannot be seen.
  3. The process by which living organisms produce larger molecules from smaller ones.
  4. A membrane that allows some molecules to pass through but does not allow other molecules to pass through.
  5. Lacking any affinity to water.

5 True/False questions

  1. MonosaccharidesSimple carbohydrates that contain 3 to 10 carbon atoms.

          

  2. Physical changeA change that alters the makeup of the elements or molecules of a substance.

          

  3. Chemical changeA change that alters the makeup of the elements or molecules of a substance.

          

  4. Unsaturated fatA lipid made from fatty acids that have at least one double bond between carbon atoms.

          

  5. IsomersAn explanation or representation of something that cannot be seen.