Interactions of Living Things: Chapter 18 Flashcards
Ecology
The study of the interactions of living organisms with one another and with their environment
Biotic
Living factors in the environment
Abiotic
Non Living factors in the environment
Population
A group of organisms of the same species that live In a specific geographical area
Community
All the populations of species that live in the same habitat and interact with each other
Ecosystem
A community of organisms and their abiotic environment
Biosphere
The part of earth where life exists.
Herbivore
Eats only plants
Carnivore
Eats animals
Omnivore
Eats both animals and plants
Food chain
The pathway of energy transfer through various stages as a result of the feeding patterns of a serious organisms.
Food web
A diagram that shows the feeding relationships between organisms is an ecosystem.
Energy pyramid
A triangular diagram that shows an ecosystem’s loss of energy, which results as energy passes through the ecosystem’s food chain.
Carrying capacity
The largest population that an environment can support at any given time.
Prey
Prey an organism that is killed and eaten by another organism
