Ecology

Population ecology, human population growth community ecology, co-evolution, ecological succession, ecosystems, biogeochemical cycles, biomes, and human impact on the biosphere.
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Terms in this set (...)

Population
A group of individuals of the same species living in the same area.
Community
A group of populations living in the same area.
Ecosystem
The interrelationships between the organisms in a community and their physical environment.
Biosphere
It includes all the regions of the earth that contain living things.
Habitat
The type of place where it usually lives. It includes the other organisms that live there as well as the physical and chemical characteristics of the environment.
Abiotic Factors
factors are the non-living parts of an organism's habitat. Includes: soil, water, air, temperature, and sunlight.
Biotic Factors
The living parts of an ecosystem.
Usually include: producer, consumers, decomposers, and human influence.
Mutualism
A relationship between two species in which both species benefit.
Primary Producers
They convert solar energy into a form that can be used by the rest of the community.
Primary Consumers
Heterotrophs that dine on primary producers... a.k.a. herbivores.
Secondary Consumers
Primary carnivores... those that consume herbivores.
Tertiary Consumers
Those that consume secondary consumers.
Omnivores
They feed on both plants and animals.
Decomposers
Feed on waste products or dead bodies of organisms... Largely responsible for the recycling of materials within ecosystems.
Commensalism
A symbiotic relationship in which one organism benefits and the other is unaffected.
Parasitism
A symbiotic relationship in which one organism benefits and the other is harmed.
Herbivores
Consumers that eat only plants.
Carnivores
Consumers that eat only animals.
Scavenger
A carnivore that feeds on the bodies of dead organisms

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