Across
- 2. any component of the ecosystem that is devoid of life
- 5. a linear sequence of organisms through which nutrients and energy pass as one organism eats another
- 7. an area classified according to the species that live in that location
- 8. response or orientation of a plant or certain lower animals to a stimulus that acts with greater intensity from one direction than another.
- 9. organisms that produce food for themselves and other organisms.
- 11. period in which a plant does not grow, awaiting necessary environmentalconditions such as temperature, moisture, nutrient availability
- 13. organisms that break down dead or decaying organisms
- 15. a subset of individuals of one species that occupies a particular geographic area and, in sexually reproducing species, interbreeds.
- 16. a living thing that has an organized structure, can react to stimuli, reproduce, grow, adapt, and maintain homeostasis
- 17. an organism that consumes all or part of the body of another—living or recently killed—organism, which is its prey
- 18. living or once living components of a community
Down
- 1. the adjustment of organisms to their environment in order to improve their chances at survival in that environment
- 3. community or group of living organisms that live in and interact with each other in a specific environment.
- 4. a graphical representation of the energy found within the trophic levels of an ecosystem
- 6. some detectable change in the environment which causes a living organism to respond to that change.
- 10. organisms that consume other organisms to obtain their energy.
- 12. anything that constrains a population's size and slows or stops it from growing
- 14. a group of species that are commonly found together
- 19. a pigment that gives plants their green color