Year 9 Ecology - omra

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Across
  1. 2. Relationship between two species of plants or animals in which one benefits at the expense of the other
  2. 3. Breathing
  3. 9. Something that eats plants and animals
  4. 10. Living things within an ecosystem
  5. 12. Non living factors in an environment
  6. 14. All the food chains in a single ecosystem
  7. 15. first (Those that eat plants)
  8. 16. The position of an organism in the food chain
  9. 17. Third rank (Those that eat large predators)
  10. 18. Meat eater
  11. 19. A relationship in which both organisms benefit
  12. 21. Living things that eat or consume other living things for food
  13. 22. The study of the relationship between living things and their surroundings
  14. 24. Plants creating energy
Down
  1. 1. The number of people living in an area
  2. 2. Produce their own food
  3. 4. Living thing that breaks down dead plants
  4. 5. Second rank (Those that eat primary consumers)
  5. 6. Living things that kill and consume others
  6. 7. A community of interacting organisms and their environment
  7. 8. Shows how each living thing gets its food
  8. 10. The part of the Earth that can support life
  9. 11. Plant eater
  10. 13. The natural home or environment of a plant, animal or other organism
  11. 20. A social group whose members have something in common
  12. 23. Relationship between two living things in which one of them benefits from the other without harming it