Across
- 3. The part of Earth where all living things and their homes are found.
- 5. The energy from the sun that plants use to make food.
- 6. A community of living things plus the place they live.
- 7. The home where an animal or plant finds food, water, and shelter.
- 9. The air layer that keeps Earth warm and gives animals oxygen.
- 10. Food for plants in soil or water that help them grow.
- 11. Many linked food chains that show how energy moves.
- 14. The path water takes as it moves from ground to sky and back.
- 15. Eats plants or other animals to get energy.
Down
- 1. All of Earth's water — oceans, lakes, and ice.
- 2. Makes food from sunlight so other living things can eat.
- 4. Breaks down dead plants and animals, returning nutrients to soil.
- 8. A special body part or behavior that helps survival.
- 12. When an ecosystem has enough resources and many species living well.
- 13. The rocks and soil that plants grow in and animals use.