Environmental science,Pearson, Chapter 12 quizzes Flashcards

9464582073	Why does it take less and less time to add each additional billion people to the planet	Because as the population increases the total number of births increases	0
9464582074	How many people are added to a population of 100000 each year with a 1% growth rate	About 1000	1
9464582075	Why did the global population start to grow so quickly in the 1700	Because Improved sanitation and medicine associated with a technological advances of the industrial revolution increased human life Expectancy	2
9464582076	What are the 2 most populated continents in the world	Africa and Asia	3
9464582077	What is a dependency ratio and Why is it important	The ratio of non working to working people. because non working people require the support of up working population	4
9464582078	What type of age structure would you expect during stage 2 of the demographic transition, when there are high birth and low death rates	A Pyramid shape age structure with more young people than middle aged people	5
9464582079	Using the demographic transition model predict what changes most likely to occur in a country that has a declining death rate and a birth rate there remains high	The birth rate will fall	6
9464582080	in which of the following countries would you likely find a high total fertility rates	Kenya	7
9464582081	What is the definition of the total fertility rate	The average number of children born to a woman during her lifetime	8
9464582082	What is the general global relation between total fertility rate, economic development, and poverty	A country's level of economic development is highest and poverty's lowest when the total fertility rate is low	9
9464582083	What is a typical replacement rate for populations	Slightly more than 2 children per woman because some children die before reaching adulthood	10
9464582084	What are the major causes of death in the world's poorest countries	Most people die of preventable and treatable diseases such as infectious and parasitic diseases	11
9464582085	Why does population increase so quickly as death rates fall	Because birthrates remain high for some time after death rates began to fall, causing the population to go through a period of rapid increase	12
9464582086	Despite a large increase in global population the over all growth rate is not as high as it was 100 years ago were	And because the developing nations are moving through the early stages of the demographic transition faster than the United States and the European nations did 100 years ago	13
9464582087	What does the T stand for in the I=PAT Equation	Technology	14
9464582088	Why does population growth in the United States have a larger effect on the global environment than population growth in India	Because the average resident Of the United States consumes far more resources than a Resident of India	15
9464582089	What kind of technology could be used to reduce environmental impacts associated with rising populations and levels of Affluence	Air pollution control equipment	16
9464582090	Wealthy countries often have less air pollution than the poor countries Which of the following statements best captures the role of affluence in the environmental impacts	When money is invested in technologies that reduce pollution affluence can help reduce environmental impact	17
9464582091	What is an ecological footprint	A measure of the land and water area of the planet it's required to support the consumption of a single person	18
9464582092	Which of the following societee is would have the largest ecological footprint	Per capita income of 50000 per year where they highly industrialized economy	19
9464582093	What is the current estimate of how large the global population will be around 2100	11 billion	20
9464582094	of global fertility rates dropped to 1.9 what would happen to the world's population over the next 50 years	It would continue to rise	21
9464582095	What 2 regions will have the most population growth in the next 100 years	Africa and Asia	22
9464582096	What major changes would need to occur for the population to stabilize around 11 billion by 2100	The least developed countries in the world would have to drastically reduce their fertility rates	23
9464582097	If the population increases by about 28% between now and 2050 which of the following best capture the likely change in demand for food	Demand for food will increase considerably more than by 28%	24
9464582098	In what way can wealth increase the impacts of population growth on the environment	Rising affluence leads to rising consumption of goods and services and this Increases the impacts of population growth on the environment	25