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Ecology and Evolution

Across
a system formed by the interaction of a community of organisms with their physical (abiotic) environment
Two bears can be spotted fighting over the last berry bush after the forest fire.
Adaptations that help an organism will be passed on to the next generation, while those characteristics that are not helpful will be selected against.
a symbiotic relationship in which both species benefit from the association(win/win)
Five year old Maggy has a tape worm that is consuming all the food that she intakes. The tape worm is causing her to lose weight rapidly. This is an example of what?
Living factors of an ecosystem
Down
During the fall there are approximately 200 alligators in the Savannah River. This is an example of what?
A cub hunts for fish in a stream. What does that make the cub?
Various species living in one location
The adjustment of organisms to their environment in order to improve their chances at survival in that environment.
change in a kind of organism over time; process by which modern organisms have descended from ancient organisms (decent with modification)
a creature such as a plant, animal or a single-celled life form, or something that has interdependent parts and that is being compared to a living creature
Non-living factors in an ecosystem
A cub hunts foe fish in a stream. What does that make the fish?