Student Choice Activity

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Across
  1. 2. the process by which plants change the energy in sunlight to kinds of energy that can be stored for later use
  2. 4. a diagram that shows how organisms in a community are connected by feeding relationships
  3. 8. a person or group that buys or uses products or services for personal use.
  4. 12. a process that breaks down food to produce energy for cells.
  5. 13. an organism that eats plants or algae, and is also known as a herbivore
  6. 14. the process of reusing nutrients from waste materials back into the environment
  7. 15. the biogeochemical cycle by which nitrogen is converted into multiple chemical forms as it circulates among atmospheric, terrestrial, and marine ecosystems.
Down
  1. 1. an animal that eats secondary consumers, which are the animals that eat primary consumers.
  2. 3. ranges from a value of 1 for primary producers to 5 for marine mammals and humans.
  3. 5. organisms that break down dead organisms and release the nutrients from the dead matter into the environment around them.
  4. 6. the process by which carbon moves between the atmosphere, plants, animals, and the Earth
  5. 7. An energy pyramid is a diagram that shows how energy moves through an ecosystem. It's also known as a trophic pyramid or ecological pyramid.
  6. 9. an organism that eats primary consumers, which are herbivores that eat plants.
  7. 10. In science, a "producer" refers to an organism that can create its own food, typically through photosynthesis using sunlight
  8. 11. organic matter used as a fuel, especially in a power station for the generation of electricity.