8447239727 | Population | Group of organisms of same species that live in the same area at the same time and reproduce fertile offspring. | ![]() | 0 |
8447239728 | Biotic Potential | Unrestrained population growth. | ![]() | 1 |
8447239729 | Exponential Growth | Growth at a constant rate of increase per unit of time. Represented with a "J Shaped" curve | ![]() | 2 |
8447239730 | Carrying Capacity (k) | Maximum number of individuals that cane be supported. | ![]() | 3 |
8447239731 | Logistic Growth | Slow down in population growth as population reaches carrying capacity begins to level out. Represented by a "S/Sigmoidal growth curve). | ![]() | 4 |
8447239732 | Boom and Bust Cycle | Rapid population growth followed by a rapid decline that occurs above and below the carrying capacity. | ![]() | 5 |
8447239733 | Density Dependent Limiting Factors | Factors that limit the growth of a population that are influenced by the number of individuals. (predation, disease, parasitism, predation, competition, and physiological stress) | ![]() | 6 |
8447239734 | Density Independent Limiting Factors | Factors that limit the growth of a population no matter the size of the population. (HIPPOC and natural disasters) | ![]() | 7 |
8447239735 | r selected species | Reproductive strategy defined by many offspring with limited parental investment and high infant mortality. | ![]() | 8 |
8447239736 | k selected species | Reproductive strategy defined by few offspring with high parental investment and low infant mortality. | ![]() | 9 |
8447239737 | Survivorship curve | Relative longevity among species represented by curves that depict the number of individuals that survive to at various ages. | ![]() | 10 |
8447239738 | Survivorship Curve 1 | Mortality peaks later in life. | ![]() | 11 |
8447239739 | Survivorship Curve 2 | Probability of death is unrelated to age. | ![]() | 12 |
8447239740 | Survivorship Curve 3 | Mortality peaks early in life. | ![]() | 13 |
8447239741 | Crude Birth Rate | Births/1,000 people | ![]() | 14 |
8447239742 | Crude Death Rate | Deaths/1,000 people | ![]() | 15 |
8447239743 | Rate of natural increase | Growth rate that only include births and deaths. | ![]() | 16 |
8447239744 | Immigration | Individuals entering a population | ![]() | 17 |
8447239745 | Emigration | Individuals exiting a population | ![]() | 18 |
8447239746 | Growth Rate | BIDE (birth+immigration) - (death+emigration) = +/- growth rate | ![]() | 19 |
8447239747 | Sex Ratio | Difference between the number of reproducing females and reproducing males that can affect birth rate | ![]() | 20 |
8447239748 | Doubling time | The time it will take for a population double. | ![]() | 21 |
8447239749 | Age Structure Diagram | Graph that shows the number of males and females alive at various age groups in a population. | ![]() | 22 |
8447239750 | Total Fertility Rate (TFR) | Average number of children born per women during their lifetime. | ![]() | 23 |
8447239751 | Replacement Level Fertility | The TFR that keeps a population stable | 24 | |
8447239752 | Demographic Transition | The difference in birth and death rates as a population transitions from fast doubling time to a slow doubling time. | ![]() | 25 |
8447239753 | Pre-industrial / Pre-modern stage (stage 1) | High birth rates and death rates | ![]() | 26 |
8447239754 | Transitioning / Industrializing (stage 2) | High birth rates and falling death rates | ![]() | 27 |
8447239755 | Industrial (stage 3) | Falling birth rates and low death rates | ![]() | 28 |
8447239756 | Post industrial (stage 4) | Low birth rates and low death rates | ![]() | 29 |
8447239757 | Wealth Gap | Unequal distribution of wealth and consumption around the world. The wealthiest nations consume the bulk of the earth's resources and is responsible for the bulk of environmental degradation and loss of biodiversity. | ![]() | 30 |
8447239758 | Food security | The ability to receive adequate nutrition on a regular basis | ![]() | 31 |
8447239759 | Famine | Large scale food shortage, massive starvation, social disruption, and economic chaos | ![]() | 32 |
8447239760 | 3 Major crops | Wheat, corn, and rice | ![]() | 33 |
8447239761 | CAFO | Confined Animal Feeding Operation | ![]() | 34 |
8447239762 | Environmental Consequences of Meat/Dairy/Egg Consumption | Deforestation, grassland degradation, green house gas production, fresh water consumption, animal waste production, antibiotic resistance, over use of hormones and additives, and loss of biodiversity | ![]() | 35 |
8447239763 | Commercial Fishing Methods | Dragnet, Troweling, Longline | ![]() | 36 |
8447239764 | Bycatch/Bykill | The unintended marine life caught and killed in commercial fishing. | ![]() | 37 |
8447239765 | Aquaculture /Fish farming | Marine CAFOS | ![]() | 38 |
8447239766 | Green Revolution | Movement that promoted the use of monoculture/monocrops that rely on the use of pesticides, fertilizers, and larger amounts of water than native species in order to produce higher yields in many parts of the world. | ![]() | 39 |
8447239767 | GMO | Genetically Modified Organisms - crops whose DNA has been altered to withstand various biotic and abiotic factors | ![]() | 40 |
8447239768 | Issues of Food Waste | Waste of water, soil, and land. Unnecessary application of pesticides and fertilizers. Lost landfill space. Methane production from landfill. | ![]() | 41 |
APES Unit 4 Flashcards
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