Ch 8,9,19 Test Review By Bree A

Crop Yield
In agriculture, _____ _____ refers to both the measure of the yield of a crop per unit area of land cultivation, and the seed generation of the plant itself

Green Revolution
____ ______ is a large increase in crop production in developing countries achieved by the use of fertilizers, pesticides, and high-yield crop varieties.

______ is the rearing of aquatic animals or the cultivation of aquatic plants for food.

Shifting cultivation
_____ _______ is a form of agriculture, used especially in tropical Africa, in which an area of ground is cleared of vegetation and cultivated for a few years and then abandoned for a new area until its fertility has been naturally restored.

Magnuson fishery Conservation Act
The _____ _____ _____ _____ is the primary law governing marine fisheries management in United States federal waters.

_____ is the simultaneous cultivation or exploitation of several crops or kinds of animals.

_______ is the lack of proper nutrition, caused by not having enough to eat, not eating enough of the right things, or being unable to use the food that one does eat.

_______ is the nutritional deficiency resulting from lack of food or from the inability of the body to convert or absorb it.

_______ is a form of malnutrition caused by protein deficiency in the diet, typically affecting young children in the tropics (results in bloated stomach).

______ is the cultivation of fish or other marine life for food.

Industrialized Agriculture
_______ _______ is a form of modern farming that refers to the industrialized production of livestock, poultry, fish, and crops.

Subsistence Agriculture
_______ _______ is self-sufficiency farming in which the farmers focus on growing enough food to feed themselves and their families.

K Selection
_ _____ occurring when a population is at or near the carrying capacity of the environment, which is usually stable: tends to favor individuals that successfully compete for resources and produce few, slowly developing young, and results in a stable population of long-lived individuals.

R Selection
The production of numerous small offspring followed by exponential population growth is the defining characteristic of _ _______. They require short gestation periods, mature quickly (and thus require little or no parental care), and possess short life spans

Age Structure Diagram
Age Structure Diagram
An ____ ______ ______ shows the distribution of various age groups in a population

Exponential Growth
Exponential Growth
_____ ______ occurs when the growth rate of the value of a mathematical function is proportional to the function’s current value, resulting in its growth with time being an exponential function.

Carrying Capacity
Carrying Capacity
______ _____ is the number of people, other living organisms, or crops that a region can support without environmental degradation.

Survivorship Curve
Survivorship Curve
A _____ _____ is a graph showing the number or proportion of individuals surviving to each age for a given species or group.

Zero Population Growth
Zero Population Growth
_____ _______ ______ is the maintenance of a population at a constant level by limiting the number of live births to only what is needed to replace the existing population.

Replacement Level Fertility
________ _______ _______ is the total fertility rate—the average number of children born per woman—at which a population exactly replaces itself from one generation to the next, without migration.

_______ is the study of statistics such as births, deaths, income, or the incidence of disease, which illustrate the changing structure of human populations.

Doubling Time
The ______ _______ is the period of time required for a quantity to double in size or value. n=70/R

Immigration Reform and Control Act (IRCA)
The _____ ______ and _____ _____ was passed and signed into law on November 6, 1986. The purpose of this legislation was to amend, revise, and reform/re-assess the status of unauthorized immigrants set forth in the Immigration and Nationality Act.

Population Momentum
________ _______ refers to population growth at the national level that would occur even if levels of childbearing immediately declined to replacement level.

Population Ecology
______ ______ it is the study of how the population sizes of species groups change over time and space.

Logistic Growth
Logistic Growth
_____ population ____ occurs when the growth rate decreases as the population reaches carrying capacity. Carrying capacity is the maximum number of individuals in a population that the environment can support.

______ means to leave one’s country to live in another. _____ is to come into another country to live permanently.

Demographic transition
Demographic transition
_______ _______ (DT) refers to the transition from high birth and death rates to low birth and death rates as a country develops from a pre-industrial to an industrialized economic system

________ is the policy or practice of encouraging the bearing of children, especially government support of a higher birthrate.

Family Planning Services
______ ______ _______ are defined as “educational, comprehensive medical or social activities which enable individuals, including minors, to determine freely the number and spacing of their children and to select the means by which this may be achieved”.

Voluntary Simplicity
______ _______ is a lifestyle that minimizes consumption and the pursuit of wealth and material goods. Individuals choose _______ _______ in order to attain a simpler but more meaningful life.

Total Fertility Rate
The ____ _____ _____ is the number of children who would be born per woman (or per 1,000 women) if she/they were to pass through the childbearing years bearing children.

Gender Inequality
Gender Inequality
_______ ______ refers to unequal treatment or perceptions of individuals based on their gender. It arises from differences in socially constructed gender roles as well as biologically through chromosomes, brain structure, and hormonal differences.

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