9693 - Topic 3

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Across
  1. 1. a series of living things that are connected because each group of things eats the group below it in the series
  2. 5. synthesis of organic compounds by energy derived from inorganic chemical reactions
  3. 8. any of the layers of an ecosystem with the same position in the food chain
  4. 11. an animal that eats meat
  5. 12. an animal that hunts, kills, and eats other animals
  6. 13. carnivore at the topmost level in a food chain that feeds on other carnivores
  7. 15. an animal that eats other animals
  8. 16. an animal that eats plants and therefore changes the energy from the sun that is stored in plants into meat that can be eaten
Down
  1. 1. the relationship between all the living things in a particular area, when thinking about how they eat each other
  2. 2. an organism that feeds on dead and decomposing organic matter
  3. 3. an animal that is naturally able to eat both plants and meat
  4. 4. very small animals that float near the surface of water and on which other sea creatures feed
  5. 6. the process by which organisms use sunlight, water, and carbon dioxide to create oxygen and energy in the form of sugar
  6. 7. very small plants that float near the surface of water and on which sea creatures feed
  7. 9. an animal that eats only plants:
  8. 10. autotrophs, or organisms that produce their own food
  9. 14. an organism such as a bacterium or fungus that makes dead plant and animal material decay
  10. 16. an animal that is hunted and killed for food by another animal