Ecosystems

5. factors The non-living features in an ecosystem
9. Communities of organisms that interact with each other and their environment
10. An animal that kills another animal for food.
15. Relationship between two organisms of different species. It may harm or benefit one of the partners.
17. A living thing
18. Organism that relies on other organisms for its food (also known as a heterotroph).
21. An animal that eats other animals
22. Relationship between organisms where one benefits and the other is unaffected.
24. Animal that feeds on and breaks down dead plant or animal matter.
25. Organisms that break down organic matter into inorganic materials.
27. Organism that relies on other organisms for its food; also known as a consumer.

1. A group of living organisms capable of interbreeding with each other but not with members of another species.
2. Organism that lives in or on another organism.
3. factors The living things (organisms) in an ecosystem
4. Organism at the base of the food chain that does not need to feed on organisms.
6. Animal that eats only plants.
7. Animal that eats plants and other animals.
8. An animal that is killed by another animal for food.
11. Organism at the base of the food chain that does not need to feed on organisms.
12. More than one population living in the same area at a particular time
13. Range Range of an abiotic factor in the environment in which an organism can survive.
14. One species lives in or on another species from which it obtains food and shelter.
16. The variety of species of biological organisms, often in relation to a particular area.
19. The area inhabited by a plant or animal species.
20. The struggle among organisms for food, territory and other factors.
23. A group of individuals of the same species living in the same area at a particular time.
26. Relationship between two different organisms in which both benefit.
28. Where a particular organism lives within an ecosystem.