Ecosystems

3. factors The non-living features in an ecosystem
7. Communities of organisms that interact with each other and their environment
9. An animal that kills another animal for food.
11. One species lives in or on another species from which it obtains food and shelter.
12. Animal that feeds on and breaks down dead plant or animal matter.
15. The variety of species of biological organisms, often in relation to a particular area.
16. A group of individuals of the same species living in the same area at a particular time.
19. Organism at the base of the food chain that does not need to feed on organisms.
20. Relationship between organisms where one benefits and the other is unaffected.
21. More than one population living in the same area at a particular time
22. Range Range of an abiotic factor in the environment in which an organism can survive.
24. A living thing
25. factors The living things (organisms) in an ecosystem
26. Organism that lives in or on another organism.

1. Organism at the base of the food chain that does not need to feed on organisms.
2. A group of living organisms capable of interbreeding with each other but not with members of another species.
4. Relationship between two different organisms in which both benefit.
5. Animal that eats only plants.
6. Organisms that break down organic matter into inorganic materials.
8. Relationship between two organisms of different species. It may harm or benefit one of the partners.
9. An animal that is killed by another animal for food.
10. The struggle among organisms for food, territory and other factors.
13. Organism that relies on other organisms for its food; also known as a consumer.
14. The area inhabited by a plant or animal species.
17. Where a particular organism lives within an ecosystem.
18. Animal that eats plants and other animals.
20. Organism that relies on other organisms for its food (also known as a heterotroph).
23. An animal that eats other animals