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5 Written questions

5 Matching questions

  1. chlorophyll
  2. inorganic compounds
  3. nucleic acids
  4. fermenation
  5. enzymes
  1. a main ingredient found in chloroplasts
  2. b a type of protein that speeds up a chemical reaction.
  3. c contain the instructions that cells need to carry out all the functions of life
  4. d compounds that do not contain carbon
  5. e An energy releasing process that does not require oxygen

5 Multiple choice questions

  1. the smallest unit of a compound.
  2. each identical rod, or strand, or the chromosome
  3. large organic molecules made of carbon, hydrogen, oxygen, nitrogen, and sometimes sulfur
  4. a doubled rod of condensed chromatin
  5. small molecules that make up proteins

5 True/False questions

  1. compound2 or more elements combined chemically


  2. respirationthe process by which cells withdraw energy from glucose


  3. diffusiondiffusion of water through a selectively permeable membrane


  4. atomThe smallest unit of an element


  5. selectively premeablewhen some substances are allowed to pass through the cell membrane while others are not