Ecosystems Definitions

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Across
  1. 2. Green plants that are responsible for making food energy and oxygen
  2. 4. A network of many interconnected and interrelated food chains
  3. 6. Eats plants only
  4. 8. A community of living organisms (biotic) and non-living (abiotic) features that interact with each other in a specific environment.
  5. 11. Anything that is organic, that is anything that is living, including all types of flora (plants) and fauna (animal) or was once living or has come from a living organism
  6. 12. Makes its own food
  7. 13. A series of organisms consuming (eating) each other as each is dependent on the next as a source of food.
  8. 14. The number of organisms at each level in a food chain / trophic level that is represented graphically in a pyramid.
  9. 15. Breaks down dead organisms and put this back into the food chain
  10. 18. The number, types and variety of living organisms (plants and animals) within a particular environment.
  11. 19. The position that an organism occupies in a food chain and the order and rank that it eats in
  12. 20. The total mass (weight) of living matter within a given natural environment or ecosystem
  13. 21. Where both organisms get mutual benefit (both get something) from the relationship
Down
  1. 1. Eats meat
  2. 3. Must eat off others
  3. 5. Is a graphical model of energy flow in an ecosystem community. The different levels represent the different elements of a food chain – each only obtaining only 10% energy from the previous level.
  4. 7. A community of living organisms that have adapted to a large natural area
  5. 9. All the natural living and non-living elements on Earth’s surface and in the atmosphere, and also includes any aspects of Earth’s surface that have been changed by humans
  6. 10. Meeting the needs of current generations without compromising the needs of future generations. Includes economic, social and environmental factors.
  7. 12. Any process of change to a living organism (to its body / abilities) for which the organism or species becomes better suited to survive its environment
  8. 16. Eat other organisms in a food chain and pass on the energy and nutrients
  9. 17. Non-living components including the sun, water, dirt, atmospheric conditions