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5 Written questions

5 Matching questions

  1. compound
  2. chromatid
  3. proteins
  4. chlorophyll
  5. diffusion
  1. a large organic molecules made of carbon, hydrogen, oxygen, nitrogen, and sometimes sulfur
  2. b each identical rod, or strand, or the chromosome
  3. c main ingredient found in chloroplasts
  4. d process by which molecules tend to move from an area where they are more concentrated to an area where they are less concentrated
  5. e 2 or more elements combined chemically

5 Multiple choice questions

  1. The smallest unit of an element
  2. diffusion of water through a selectively permeable membrane
  3. the smallest unit of a compound.
  4. contain the instructions that cells need to carry out all the functions of life
  5. when some substances are allowed to pass through the cell membrane while others are not

5 True/False questions

  1. inorganic compoundscompounds that contain carbon


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


  3. fermenationAn energy releasing process that does not require oxygen


  4. chromosomeeach identical rod, or strand, or the chromosome


  5. stomatasmall openings on the underside of leaves