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ecology durkee 2
5-1, 5-3, 6-1, 6-2, 6-3
Question | Answer |
---|---|
What is Logistic Growth? | When a population's growth slows or stops following a period of exponential growth. |
What is Carrying Capacity? | The number that represents the largest number of individuals that a given environment can support. |
What is Demography? | The scientific study of human populations. |
What is a Demographic Transition? | A dramatic change in birth and death rates. |
What is Green Revolution? | The development of highly productive crop strains and use of modern agricultural techniques to increase yields of food crops. |
What are Renewable Resources? | Can regenerate if they are alive or can be replenished by biochemical cycles if they are nonliving. |
What is a pollutant? | A harmful material that can enter the biosphere through the land, air, or water. |
What is Biodiversity? | The sum total of the genetically based variety of all organisms in the biosphere. |
What is Biological Magnification? | Concentrations of a harmful substance increase in organisms at higher trophic levels in a food chain or food web. |