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5 Written questions

5 Matching questions

  1. energy conversion in a living thing
  2. biosynthesis reactions
  3. degradative reactions
  4. bioenergetics
  5. entropy
  1. a reactions that build proteins from amino acids and build tissues from the proteins (consume free energy)
  2. b the study of the energy flow and energy transformations among living systems
  3. c living systems can conserve and use some of the energy released in chemical reactions
  4. d a measure of the degree of disorganization of a system OR how much energy in a system has become so dispersed that it is no longer available to do work
  5. e "breaking-down" reactions; type of metabolism

5 Multiple choice questions

  1. a secretion of the liver stored in the gallbladder and released through a duct in the small intestine; breaks large fat droplets into smaller ones that enzymes can act on more efficiently
  2. a trapdoor-like tissue that normally prevents food and liquids from entering the trachea (airway)
  3. digestion that takes place in the cells (happens w/ plant digestion in cells with the foods the plant has made itself)
  4. the removal of electrons from a molecule
  5. a process by which wavelike contractions of the muscles of the asophagus move food to the stomach

5 True/False questions

  1. chemosynthesisthe process by which cells use light energy to make organic compounds from inorganic materials


  2. esophagusa muscular tube connecting the oral cavity to the stomach


  3. 2nd law of thermodynamicsenergy transfers and transformations increase the entropy of the universe


  4. digestionthe processes that break down food


  5. produceran autotroph; any organism that produces its own food