Across
- 1. they eat the waste left by the dead plants and animals
- 4. animals that can eat both plants and animals
- 8. the non-living factors in the ecosystem
- 10. are known as the producers or the living species that can produce their own food with the help of sunlight
- 12. animals that only eat plants
- 14. it occurs when an organism (predator) consumes another organism (prey)
- 16. the ultimate source of energy in a food chain
- 17. the interaction between two different species that live closely together
- 18. factors, they are the living factors in an ecosystem
- 19. ecosystem, is an ecosystem that can withstand pressure and give support to a wide variety of organisms
- 20. they are the ultimate source of all the food energy on earth
Down
- 2. an interaction that benefits both species. For example: bees and flowers
- 3. chains, the directory of who eats who in an ecosystem
- 5. the study of plants and animals
- 6. competition, when two or more animals of the same species fight over resources
- 7. all the organisms of the same species in a given area
- 9. they are massive ecological areas on the earth’s surface defined by abiotic factors such as temperature, climate, and soils
- 11. a group if different species living in the same area
- 13. groups of plants animals and environment that work together
- 15. it is the amount of sunlight that is reflected