Biology crossword

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Across
  1. 3. can break down by decomposer
  2. 4. pioneer species in primary succesion
  3. 6. when lava and gas are released from a volcano—sometimes explosively.
  4. 8. a plant which is smaller than a tree and has several main stems arising at or near the ground.
  5. 13. the proses of creating life were no life previously existed
  6. 14. using again
  7. 15. blown by wind and carried by birds
  8. 19. a colorles odorless gas thats mostly used for industrialy use
  9. 20. using less of something
Down
  1. 1. can't be decomposed by the composer
  2. 2. rising water caused by desforestation
  3. 5. the long-term heating of Earth's surface observed since the pre-industrial period
  4. 7. vegetation consisting of typically short plants with long, narrow leaves, growing wild or cultivated on lawns and pasture, and as a fodder crop.
  5. 9. Wildfire, also called forest, bush or vegetation fire, can be described as any uncontrolled and non-prescribed combustion or burning of plants in a natural setting such as a forest, grassland, brush land or tundra, which consumes the natural fuels and spreads based on environmental conditions
  6. 10. a mature stable community that is the final stage of ecological succession
  7. 11. bad for the environment
  8. 12. the sliding down of a mass of earth or rock from a mountain or cliff.
  9. 16. the upper layer of earth in which plants grow, a black or dark brown material typically consisting of a mixture of organic remains, clay, and rock particles.
  10. 17. things that people throw away
  11. 18. making new things out of trash