| A | B |
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| Professionals who study and make predictions about human populations are called what? | demographers |
| Which factor contributed most to the exponential growth of the human population? | more food, better hygiene |
| A population pyramid is created by graphing what? | graphing the distribution of ages in a population |
| What three things do women learn about fertiliy when they become educated? | 1) educated women find that they do not need to bear as many children to ensure that some wil survive 2)women learn family planning techniques 3)women contribute more time to contributing to the income and less time bearing and caring for children |
| Human population growth was rapid during which period of human history? | modern age |
| The 1991 cholera outbreak in Lima, Peru was caused by what? | lack of clean water |
| Because birth rates have begun to fall, Earth's population will stabilize at what amount and in what year? | 9 billion by 2050 |
| Which region of the world is experiencing the biggest increase in population? | Asia |
| What makes it difficult to reduce population growth? | many people have low literacy and limited access to healthcare |
| What is the number one strategy for slowing population growth? | educated women |
| An increase in waterborne disease could possibly be alleviated by what? | adequate sewage treatment facilities for growing populations |
| Between 1880 and 1930 human population doubled due to what? | 1) industrial revolution 2) a combination of low birth rates and high death rates 3)improvements in societal infrastructure and services |
| Countries that have entered the third stage of the demographic transition model is characterized by what? | social conditions that favor smaller families |
| Why is wood considered a limited resource in many developing countries? | people cut the trees faster than they can grow |
| During stage 2 of the transition model the death rate is what? | decreasing |
| Countries with high growth rate have an age structure that looks like what? | more younger people than younger people |
| Which diseases are spread through unsafe public water sources? | dysentery, typhoid, cholera |
| Scientists predict population sizes by using what? | age structure, survivorship, fertility rate, and migration |
| What will not cause the population to decrease in a region? | increased immigration |
| What is not described by the model of demographic transition? | immigration |
| 21. Less-developed countries suffer more from rapid population growth because they are less likely to have the _____ to support the population. | infrastructure |
| Populations are growing very rapidly where? | Peru |
| World population growth will eventually stop when what happens? | most countries have higher death rates |
| An increase in population could result from what three things? | increased birht rate, immigration, life expectancy |
| This is the average number of children each parent much have in order to replace themselves in the population. | replacement level |
| During what stage of the demographic transition model does the birth rate drop and the size of the population begins to decrease. | fourth |
| The two revolutions brought about changes that caused exponential growth of the world human population. | industrial and scientific |
| A shortage of what can decrease the food supply available to a growing population. | arable land |
| The United Nation has designated which countries to be given priority for foreign aid? | least-developed |
| One way to stabilize the world population is to reduce what? | fertility rates |
| The study of human population patterns is called what? | demography |
| Most demographers predict what kind of population growth for the world until 2050? | medium growth rate |
| 33. What do they think the population be in 2050? | 9 billion |
| This helps demographers predict which age groups will experience the most growth. | population pyramid |
| Type I and Type III survivorship curves indicate populations that are growing how? | slowly or not at all |
| An adequate supply of fuel wood help to prevent disease how? | allowing water to be boiled to sterilize it |
| China has implemented a campaign to reduce birth rates that includes what kind of rewards? | economic rewards |
| The theory of demographic transition is based on the idea that industrial development causes what kind of progress that affects population growth rates? | economic and social progress |
| Local water supplies may be contaminated when they are also used for what? | sewage disposal |
| On which continent is the population suppose to shrink by 2050? | Europe |
| Some less-developed countries have tried to move forward in demographic transition by directly reducing what? | birth rates with advertising and economic incentives |
| The world population will stop growing when fertility rates decline to what? | replacement level |
| During the last 200 years, the human population has undergone what kind of growth? | exponential |
| The percentage of members of a group that are likely to survive to any given age is called what? | survivorship |
| A population with high fertility will have an age structure with a high percentage of what type of people? | young |
| Countries experiencing the greatest population growth are most likely to be those going through what kind of revolution? | industrial |
| Wealthy, developed countries such as Japan and Germany are what stage? | fourth or post-industrial |
