Chey 4.01 crossword

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Across
  1. 4. the tendency for plants to grow toward a light source.
  2. 10. combines CO2 and H2O to make food
  3. 12. Plants are categorized by zones based on the average minimum temperature.
  4. 14. when a plant rests or grows very little
  5. 16. transpiration also occurs in the
  6. 18. when plants soak up
  7. 19. when a plant first starts to grow from a seed
Down
  1. 1. food and nutrients move from one plant part to the other
  2. 2. plants require long nights to flower. ➢ Examples: poinsettia and azalea
  3. 3. Zone 7
  4. 4. the response of plants to different amounts of light regarding their flowering and reproduction cycles
  5. 5. if too high or low will have adverse effects
  6. 6. when plants consume oxygen and let out CO2
  7. 7. hardiness zones 6-8
  8. 8. when seeds are planted and increase plant number
  9. 9. require short nights to flower. ➢ Examples: African violets and spinach
  10. 11. when minerals and water enter the plant through cell walls
  11. 13. 90% of plant tissue is made of mostly water.
  12. 15. when plants lose water due to evaporation
  13. 17. main methods of reproduction