Ecology Vocab Crossword (Biology 1)

The part of the earth, including air, land, surface rocks, and water, within which life occurs
An animal that eats only other animals
The largest population that an area can support
the first species to populate an area.
A symbiotic relationship in which one organism benefits and the other is unaffected
All the different populations that live together in an area
Organisms compete for the limited number of biotic and abiotic factors
An organism that obtains energy by feeding on other organisms. Ex: herbivores, carnivores, scavengers
Organisms that return nutrients to the soil and break down dead organisms “Nature’s recyclers”
The study of how living things interact with each other and their environment
All the living (biotic) and non-living (abiotic) things that interact in an area
Moving into a population.
A diagram that shows the amount of energy that moves from one feeding level to another in a food web
series of events in which one organism eats another
The pattern of overlapping food chains in an ecosystem. A model of feeding relationships