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5 Written questions

5 Matching questions

  1. proteins
  2. amino acids
  3. fermenation
  4. pigment
  5. molecules
  1. a the smallest unit of a compound.
  2. b large organic molecules made of carbon, hydrogen, oxygen, nitrogen, and sometimes sulfur
  3. c An energy releasing process that does not require oxygen
  4. d small molecules that make up proteins
  5. e a colored chemical compound that absorbs light

5 Multiple choice questions

  1. diffusion of water through a selectively permeable membrane
  2. main ingredient found in chloroplasts
  3. The smallest unit of an element
  4. the process by which cells withdraw energy from glucose
  5. when some substances are allowed to pass through the cell membrane while others are not

5 True/False questions

  1. diffusiondiffusion of water through a selectively permeable membrane

          

  2. enzymesany substance that cannot be broken down into simpler substances

          

  3. elementa colored chemical compound that absorbs light

          

  4. compound2 or more elements combined chemically

          

  5. stomatasmall openings on the underside of leaves