Food chains

12345678910111213
Across
  1. 1. photosynthesis
  2. 5. carbon dioxide
  3. 9. food chain
  4. 10. sun
  5. 11. herbivore
  6. 12. organism
  7. 13. decomposer
Down
  1. 2. secondary
  2. 3. absorb
  3. 4. omnivore
  4. 5. consumer
  5. 6. energy
  6. 7. carnivore
  7. 8. primary