Plants

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Across
  1. 3. Air filtering plant that filters CO2 and every organic pollutant.
  2. 5. Slow growing air filtering plant that needs good sunlight.
  3. 6. Plant that can pull fecal matter and mold spores from the air.
  4. 7. Plants that absorb nutrients from soil.
  5. 9. Plant that releases moisture into the air.
  6. 10. Air filtering plant that is non toxic for animals.
  7. 12. Plant that helps cleaning up lead.
  8. 18. Include water ferns and water hyacinth.
  9. 19. Process in which plants absorb nutrients from soil.
  10. 20. Plant that has a nighttime oxygen production.
Down
  1. 1. Type of plant that absorbs heavy metals on its roots.
  2. 2. Plant that helps with heavy metals and petroleum contaminants.
  3. 4. Include benzene, formaldehyde, trichloroethylene, ammonia, xylene and toluene.
  4. 8. Plant that absorbs hydrocarbons from petrochemical pollution.
  5. 11. Plants used in playgrounds to keep kids safe.
  6. 13. Type of plant used in Chernobyl to absorb radiation.
  7. 14. Air filtering plants filter air through...
  8. 15. Plant that absorbs copper and mercury from the soil.
  9. 16. Plants that absorb CO2 and release 02.
  10. 17. An institution that made research of air filtering plants.