Studies Weekly: Matter Flow in Ecosystems
Across
- 3. rotting meat
- 6. an organism that must eat food to get new matter and energy for its body
- 7. to break food down into smaller pieces
- 9. a building block of matter used by organisms to grow
- 10. a model that connects all the food chains in an ecosystem
- 11. a scientist who studies ecosystems
Down
- 1. the process through which plants create their food
- 2. an organism that makes its own food
- 4. matter that is or was alive
- 5. a model that shows the order in which organisms depend on each other for food
- 8. A very specialized consumer that only eats dead and decaying organic matter