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Brodbeck Science

This stack of flash cards was made by Myles Reed for his life science final exam

Symbiosis any relationship in which two species live closely together
Commensalism a relationship in which one organism benefits and the other organism is not harmed or helped
Mutualism a relationship in which both species benefit
Parasitism a relationship in which one organism benefits while the other organism is harmed or hurt
Direct Observation count all individuals in an area
Indirect Observation count signs of organisms, such as nests
Variable factor in an experiment that can change
Hypothesis a testable explanation of a situation
Volume the amount of space an object takes up
Mass the amount of matter in an object (how much of something there is)
Temperature a measure of the amount of heat an object gives off
Population Density the number of individuals in a given area
Exponential Growth when individuals in a population reproduces at a constant rate
Logistic Growth when a population's growth rate slows and stops after a period of exponential growth
Emigration the movement of individuals into an area
Created by: 895069330670532