Across
- 4. The study of the relationships between different forms of animals and their natural surroundings
- 6. A relationship where both species benefit from their interaction with one other.
- 8. Living things dependence on nature and each other for survival.
- 9. Illustrate the interactions between several different food chains.
- 10. The relationship between animals of eating each other to survive.
Down
- 1. Organisms that makes its own food
- 2. The categories of the flow of energy in an ecosystem
- 3. Illustrates the flow of energy through an ecosystem
- 5. Organisms that can not make its own food
- 7. Organisms that break down dead waste