Activity 4 - Puzzle 12

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Across
  1. 4. – Pigment that makes plants green and aids in photosynthesis.
  2. 5. – Process by which cells break down food for energy.
  3. 9. – Provide structure and function to cells.
  4. 10. – Nutrients that give the body quick energy.
Down
  1. 1. – The cell's powerhouse for energy production.
  2. 2. – Gas used in aerobic respiration.
  3. 3. – Where photosynthesis takes place in plant cells.
  4. 6. – The solvent that allows many biological processes to occur.
  5. 7. – Store energy and help in absorbing vitamins.
  6. 8. – Single-celled organisms, some of which cause disease.