Across
- 4. Make their own food, which creates energy for them to grow
- 6. A non-living part of an ecosystem that shapes its environment
- 8. Unable to make their own energy & instead rely on the consumption & digestion of other organisms to survive
Down
- 1. Anything that constrains a population's size and slows or stops it from growing
- 2. The sequence of transfers of matter & energy in the form of food from organism to organism
- 3. Organism that breaks down dead organic material
- 5. A living organism that shapes its environment
- 7. All of the food chains in an ecosystem
