Across
- 4. - flesh eating animals
- 5. - Plant eating animals
- 7. - Self food producer
- 8. - Feeding on dead animal and plant material
- 10. - obtain nutrition from the dead organic matter
Down
- 1. - Feeding on detritus or decomposing plant and animals
- 2. - Starting point of the nourishment chain for all life
- 3. - Consumer - second rank flesh eaters
- 6. - The living components
- 9. - The non living components