Chapter 5 science crossword

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Across
  1. 3. an interaction between two organisms in which one of them benefits but the other isn't affected
  2. 5. a term used to describe a species that has not been seen in the wild for over 50 years, and of which the last known individual has died
  3. 6. regular burning to reduce the amount of fuel available for a fire.
  4. 9. an organism able to manufacture its own food; plants are producer organisms
  5. 10. raised bank built to prevent water reaching buildings.
  6. 11. a scientist who studies the growing of plants
  7. 15. native vegetation that remains unchanged when surrounding areas have been changed by activities such as grazing or forestry
  8. 18. a number of food chains combined
  9. 19. the place where all known life exists; consists of earth and its atmosphere
  10. 20. organism that must eat other organisms to get the energy and nutrients they need; animals are consumer organisms
  11. 21. a consumer that eats a first order consumer
Down
  1. 1. organisms that have the same food source and live in the same habitat
  2. 2. living factors in the environment
  3. 4. a consumer that eats a producer
  4. 7. The process used by plants to make their own food
  5. 8. all living things
  6. 12. the term used to describe different types of living things
  7. 13. a consumer that only eats other animals
  8. 14. depending on each other for survival
  9. 16. individuals that are exactly the same as each other.
  10. 17. a consumer that eats a second order consumer