class work cross word

3. leaving a population
7. Organisms that return nutrients to have the soil and break down dead organisms "nature's recyclers"
9. An interaction in which one organism hunts and kills another animal for food.
11. All the living (biotic) and non-living (abiotic) things that live together.
14. relationship between two organisms that at least one benefits.
15. Hunts and kills other animals for food.
16. The enviroment in which an organism lives.

1. An animal that eats only plants.
2. A symbiotie relationship in which one organism benefits while the other is harmed.
4. An organism's particular role in an ecosystem, or how it makes its living.
5. The study of how living things interact with each other and their enviroment.
6. Organisms of one species living together in the same place at the same time.
8. a group of similar organisms whose members can mate wit another and produce fertile offspring.
10. An animal that eats both plants and animals.
12. An organism that lives on or in a host and causes harm.
13. An organism that provides a source of energy or a suitable enviroment for a virus or for another organism to live.