Across
- 1. an animal that eats only plants
- 5. a number of food chains combined
- 7. the place where all life exists; consists of earth and its atmosphere
- 9. a consumer that eats a second-
- 11. scientists who study the interactions between living things and their environment
- 13. active or hunting at night
- 15. an animal that is eaten by a predator
- 19. times of the year when fires are most likely to occur
- 20. characteristics that help an organism to survive in its environment
Down
- 2. living factors in the environment
- 3. a consumer that eats only other animals
- 4. consumer
- 6. a scientist who studies the growing of plants
- 8. species that are close to extinction and very small numbers remain
- 10. all living things
- 12. another name for interdependence
- 14. part of the stem, root or leaf that is able to grow into a new plant
- 16. the place where an organism lives
- 17. individuals that are exactly the same as each
- 18. an organism in or on which a parasite lives
