Across
- 2. The natural home or environment of an animal, plant, or other organism.
- 8. This process allows plants to take in carbon dioxide and release oxygen.
- 9. Animals, including humans, which consume other organisms for energy.
Down
- 1. A major community of plants and animals that occur over a wide area of land or water and are influenced by the climatic conditions of that region.
- 3. Dead
- 4. A group of ecosystems with similar climates and organisms.
- 5. Organisms that convert inorganic substances into organic substances through chemical energy.
- 6. The interconnected food chains in an ecosystem form this.
- 7. Alive
- 8. Organisms that can produce their own food through photosynthesis.