Unit 3 Vocabulary Review

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Across
  1. 4. A type of organism that relies on “scraps” of other organisms for food; essential for “cleaning up” ecosystems
  2. 6. Food _____: A linear diagram showing the flow of food energy and feeding relationships between organisms
  3. 8. The openings in a plants leaves that is responsible for gas exchange
  4. 9. A type of organism that gets its energy by breaking down dead organisms
  5. 12. The waste product of photosynthesis
  6. 13. The energy produced by plants during photosynthesis
  7. 14. A type of organism that hunts, catches, and eats other organisms
Down
  1. 1. Food _____: A complex diagram that shows the flow of food energy and feeding relationship between organisms in an ecosystem
  2. 2. A type of organism capable of producing its own food using energy from the sun
  3. 3. The original energy source for plants and the foundation of all ecosystems
  4. 5. The gas required by plants for photosynthesis (no spaces)
  5. 7. A type of organism that must consume other organisms as a source of energy
  6. 10. A type of organism that is typically hunted and eaten by other organisms
  7. 11. The structure of a plant responsible for taking in water from the soil