Across
- 1. An animal that eats plants or other animals.
- 6. When too many fish are caught, causing their numbers to decrease.
- 7. Tiny shrimp-like creatures eaten by whales.
- 8. Any living thing, big or small.
- 10. This can harm animals when it gets into oceans or land.
- 11. Breaks down dead things in nature.
- 13. An animal that hunts and eats other animals.
- 17. A simple drawing that explains something.
- 18. What plants get from the sun to grow.
- 19. An animal that eats dead or decaying animals.
- 20. Anything related to the ocean or sea.
Down
- 2. So small it can only be seen with a microscope.
- 3. Tiny ocean creatures that float and are eaten by fish.
- 4. Tiny animals in the ocean that are eaten by larger animals.
- 5. Each organism in an ecosystem __ each other to survive.
- 9. Plants that make their own food are called this.
- 12. Tiny ocean plants that make food using sunlight.
- 14. Shows how animals and plants are connected by what they eat.
- 15. Tiny living things that break down dead plants and animals.
- 16. When an ecosystem has the right amount of plants, animals, and bacteria.