Ecological Succession

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Across
  1. 4. that after some time the pines began to
  2. 6. the native grasses are referred as
  3. 7. when the forest has returned to the state that it was before the fire
  4. 8. as the small plant and lichen die they would
  5. 11. is the formation of theorganismsrganimas they are called
  6. 12. the grasses and small bushes continued to grow they often
Down
  1. 1. the organisms die and decompose and the soil improves allowing more vegetation types to
  2. 2. is the subsequent eruptions that are continued for several years
  3. 3. Linchen are formed by this relationship
  4. 5. plants that did not grow on the bared rock limiting the habitat for new animals in the island
  5. 9. when more animals began appearing into the new environment
  6. 10. without soil,most of these seeds failed