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Ecology123

Biotic vs. Abiotic, Energy Flow, and Material Cycles.

QuestionAnswer
Competition. When organisms struggle against each other to survive.
Abiotic Factors. Physical, non-living, or chemical factors which influence living things.
Biotic Factors. Living factors which influence living things.
Carrying Capacity. The number of organisms an environment can support.
Limiting Factors. Factors which determine the types and numbers of organisms of a species in an ecosystem.
Autotrophs/producers. Organisms which make their own food.
Herbivores. Organisms which use autotrophs as a source of food.
Carnivores. Organisms which use other organisms as a source of food.
Secondary consumers. Organisms that consume primary consumers, but can also be consumed by trietary consumers.
Omnivores. Organisms which can use both producers and other organisms for food.
Heterotrophs. Organisms which do not produce their own food.
Food Chain. A diagram which indicates the transfer of energy from producers through a series of organisms which feed upon each other.
Food Web. A diagram which displays a series of interrelated food chains which provide a more accurate picture of the feeding relationships in an ecosystem.
Energy Pyramid. A diagram which provides a means of describing the feeding and energy relationships within a food chain or web.
Biomass. The total quantity or weight of organisms in a given area or volume.
Transpiration. When water is lost to the atmosphere by the activities of plants.
Decomposers. An organism that decomposes organic material.
The Carbon-Oxygen Cycle. The movement of carbon and oxygen between the atmosphere, oceans,plants,animals and the ground.
Oxygen. A colorless, odorless, gaseous element, that is required for the survival of many living things.
Ecology. The branch of biology that deals with the relations of organisms to one another and to their physical surroundings.
Primary consumer. A herbivore; an animal that has adapted to eat plants.
Created by: iSaysRawrx3
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