Ecosystems

4. An animal that is killed by another animal for food.
7. More than one population living in the same area at a particular time
8. Animal that eats only plants.
10. factors The living things (organisms) in an ecosystem
11. Relationship between organisms where one benefits and the other is unaffected.
12. A group of individuals of the same species living in the same area at a particular time.
13. The struggle among organisms for food, territory and other factors.
14. Organism that relies on other organisms for its food; also known as a consumer.
17. The variety of species of biological organisms, often in relation to a particular area.
18. Relationship between two different organisms in which both benefit.
19. One species lives in or on another species from which it obtains food and shelter.
21. A living thing
22. Organisms that break down organic matter into inorganic materials.
26. An animal that kills another animal for food.
27. Where a particular organism lives within an ecosystem.
28. Organism that relies on other organisms for its food (also known as a heterotroph).

1. factors The non-living features in an ecosystem
2. Organism that lives in or on another organism.
3. An animal that eats other animals
5. Animal that eats plants and other animals.
6. Relationship between two organisms of different species. It may harm or benefit one of the partners.
9. The area inhabited by a plant or animal species.
15. Range Range of an abiotic factor in the environment in which an organism can survive.
16. Animal that feeds on and breaks down dead plant or animal matter.
20. Organism at the base of the food chain that does not need to feed on organisms.
23. Communities of organisms that interact with each other and their environment
24. A group of living organisms capable of interbreeding with each other but not with members of another species.
25. Organism at the base of the food chain that does not need to feed on organisms.