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Chapter 8 sci

chpt 8

The Study of the interactions among organisms and their enviroment. Ecology
The non living parts of the enviroment. Abiotic factors
Living or once-living organisms in the enviroment. Biotic Factors
All of the individuals of one species that live in the same area at the same time. Population
The populations of different species that interact in some way. Community
All of the communities in an area and the abiotic factors that affect them. Ecosystem
The level of biological organization that is made up of all the ecosystems on earth. Biosphere
The number of individuals in a population that occupy a definite area. Population density
Any Biotic or a biotic factor that limits the number of individuals in a population. Limiting Factor
Any close interaction between two or more different species. Symbiosis
The role or job of an organism in the ecosystem. Niche
The place where organism live. Habitat
A model, a simple way of showing how energy, in the form of food, passes from one organism to another. Food Chain
A series of overlapping food chains that exist in an ecosystem. Food Web
The process of evaporation, condensation, and precipitation. Wter Cycle
Carbon ____________________ through the carbon cycle. can follow several different paths
Plant eating animals. herbivores
Meat eating animals. carnivores
Animals that eat plants and animal meat. Omnivore
Nitrogen is used by? organisms to make proteins and nucleic acid.
What happens to the amount of energy when you move from the bottom of an energy pyramid to the top? The energy is greatly reduced.
How are population spacing classified? Evenly Spaced, randomly spaced or clumped together
Created by: Benvenutti