Life Science

4. - An animal that eats only other animals (9 letters)
8. - Organisms that break down dead matter into simpler substances (10 letters)
11. - A change in a species over time that helps it survive in its environment (10 letters)
12. - An animal that eats only plants (9 letters)
14. - The variety of life in a particular habitat or ecosystem (12 letters)
15. - An animal that hunts and eats other animals (8 letters)
17. - The biological process by which new organisms are produced (12 letters)
18. - A close relationship between two species that benefits at least one of the species (9 letters)
19. - The process by which plants convert sunlight into food (14 letters)

1. - Organisms that make their own food through photosynthesis (9 letters)
2. - The role or function of an organism or species in an ecosystem (5 letters)
3. - Any form of water, such as rain or snow, that falls from the atmosphere to the Earth's surface (13 letters)
5. Chain - A series of organisms each dependent on the next as a source of food (9 letters)
6. - A group of individuals of the same species living in a specific area (10 letters)
7. - The process by which organisms take in oxygen and release carbon dioxide (11 letters)
9. - The natural environment where an organism lives (7 letters)
10. - An animal that eats both plants and animals (8 letters)
13. - The seasonal movement of animals from one region to another (9 letters)
16. - A community of living organisms and their physical environment (9 letters)
20. Level - Each step in a food chain or food web (12 letters)