ECOLOGY PART 2

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Across
  1. 3. also known as the cell membrane
  2. 7. A PLANT THAT ADAPTS TO LAND ENVIRONMENTS
  3. 9. a food storage organ
  4. 10. structures that either store food or help absorb food for the tiny sporophyte.
  5. 12. the study of the relationship between living organisms, including humans, and their physical environment
  6. 13. a plants life span that's two years
  7. 14. a reproductive cell with a hard coating
  8. 15. A PLANT THAT COMPLETES ITS LIFESPAN
  9. 16. a plant that lives anchored to an object or another plant
  10. 17. contains a embryo
  11. 19. a compact cluster of spore bearing structures
  12. 20. liverworts are often called this
  13. 21. is a sac-like structure found in plants and some organisms
Down
  1. 1. fern spores from in a structure
  2. 2. a opening in the outer cell layer of leaves and stems
  3. 3. a close relationship between species
  4. 4. type of transport of osmosis
  5. 5. a plant that could live for several years
  6. 6. the inner boundary of the cortex
  7. 8. the process by which organisms combine oxygen with food stuff molecules
  8. 11. what trees absorb/take in
  9. 18. a change into a gas or steam