Chapter 18 Vocab Flashcards
(21 cards)
Describes Living factors in the environment
Biotic
The study of the interactions of living organisms with one another and with their environment.
Ecology
Describes the nonliving part of the environment including water, rocks, light, and temputure.
Abiotic
A group of organisms of the same species that live in a specific geographical area
Population
All the populations of species that live in the same habitat and interact with each other
Community
A community of organisms and their abiotic environment
Ecosystem
The part of earth where life exists.
Biosphere
An organism that eats only plants
Herbivore
An organism that eats animals
Carnivore
An organism that eats both plants and animals
Omnivore
In pathway of energy transfer through various stages as a result of the feeding patterns
Food chain
A diagram that shows the feeding relationships between organisms in an ecosystem
Food web
A triangular diagram that shows an ecosystem loss
Energy pyramid
The largest population that an environment can hold
Carrying capacity
An organism that is killed and eaten by another organism
Prey
An organism that eats all or part of another organism.
Predator
A relationship in which two different organisms live in close association with each other
Symbiosis
A relationship between two species in which both species Benefit
Mutualism
A relationship between two organisms in which one organism benefits and the other is unaffected
Commensalism
A relationship between two species in which one species, the parasite benefits from the other species the host which is harmed
Parasitism
The evolution to two species that is due to mutual influences often in a way that makes the relationship more beneficial to both sides.
Convolution
