Influence of Immigration and Baby Boom on U.S. Population Growth

What is the demographic transition model used to explain?

Population growth trends in less-developed countries

The stabilization of population as a country becomes industrialized (correct)

The causes of population growth in developed countries

The impact of social factors on population density

What does the birth rate refer to?

The number of individuals entering the population by reproduction during a certain period (correct)

The study of human populations and factors affecting them

The study of population growth rates in developed countries

The number of deaths in a population in a certain period

What determines population growth rates according to the text?

Biological, social, and economic factors (correct)

Biological factors only

Social factors only

Economic factors only

What does the death rate refer to?

The number of deaths in a population in a certain period Signup and view all the answers

Which countries are experiencing most of the population growth according to the text?

Less-developed countries Signup and view all the answers

What was a significant factor influencing U.S. population growth trends?

Increased birthrates during the post-war baby boom period from 1947-1961 Signup and view all the answers

What is a factor that influences future population growth trends?

Legal and illegal immigration Signup and view all the answers

What concept suggests that the human population is subject to biological constraints like other species?

The carrying capacity concept Signup and view all the answers

What did the data from the U.S. Census Bureau show regarding the age distribution of the U.S. population from 1980-2010?

The proportion of the population aged 0-17 increased substantially Signup and view all the answers

What is the current rate of world population growth mentioned in the text?

1.1% Signup and view all the answers

What is there disagreement about regarding the future of the world's population?

The exact size and primary limiting factors of the carrying capacity Signup and view all the answers

What is the approximate world population as of 2011 according to the information provided?

7 billion Signup and view all the answers

Which of the following is the best description of the human population growth curve shown in the text?

A sharply rising exponential growth phase that is still increasing rapidly Signup and view all the answers

What is the approximate doubling time for the human population according to the information provided?

35 years Signup and view all the answers

Which of the following best describes the population characteristics of more-developed countries according to the text?

Relatively stable populations with per capita income exceeding $40,000 Signup and view all the answers

What is the combined population of the more-developed countries mentioned in the text?

1.27 billion Signup and view all the answers

According to the information provided, what is the expected population growth rate for the world between 2020 and 2050?

3.5% Signup and view all the answers

What does natality refer to in a population?

The number of individuals added to a population through reproduction Signup and view all the answers

Which type of survivorship curve indicates high mortality only in old age?

Species with high mortality only in old age Signup and view all the answers

How is the population growth rate calculated?

Birthrate minus the death rate Signup and view all the answers

What does sex ratio refer to in a population?

The relative number of males and females in a population Signup and view all the answers

In human population studies, how is population growth rate often expressed?

As a percentage of the total population Signup and view all the answers

What aspect does the survivorship curve show?

The proportion of individuals likely to survive to each age Signup and view all the answers

Which factor contributes to lower fertility rates?

Better-educated women having access to birth control Signup and view all the answers

What is the relationship between a country's growth rate and its average standard of living according to the text?

There is an inverse relationship between growth rate and standard of living Signup and view all the answers

Which of the following is an economic factor that influences human population growth according to the text?

Young children contributing to the family economy in less developed countries Signup and view all the answers

What policy did the text mention that some European countries have instituted to encourage couples to have more children?

Paid maternity leave and guaranteed job availability upon the mother's return to work Signup and view all the answers

Which of the following is a political factor that influences human population growth?

Governments providing information on family planning and maternal and child health Signup and view all the answers

What is the relationship between female literacy and total fertility rate according to the data shown in the image?

As female literacy increases, total fertility rate decreases Signup and view all the answers

What is the purpose of immigration policies in some countries according to the text?

To offset a potential decline in the number of working-age citizens Signup and view all the answers

Which of the following is a social factor that influences human population growth according to the text?

Lack of education opportunities for women Signup and view all the answers

Which of the following is a reason why parents in some cultures desire large families?

In countries with high infant mortality, having large families ensures some children will survive to adulthood Signup and view all the answers

What is the relationship between a country's population growth rate and its average standard of living according to the text?

There is an indirect relationship between growth rate and standard of living Signup and view all the answers

What is an important economic measure of standard of living according to the text?

Gross national income (GNI) Signup and view all the answers

Why do people in less-developed countries generally feed at lower trophic levels than those in the developed world?

They have less access to animal protein sources Signup and view all the answers

What is one reason why solving the problem of food distribution is not an easy question?

All of the above Signup and view all the answers

What is a characteristic of the demographic transition model described in the text?

Initially, countries have a stable population with high birth and death rates Signup and view all the answers

What was a significant factor influencing U.S. population growth trends according to the text?

A post-war baby boom period Signup and view all the answers

What percentage of North Americans are overweight or obese according to the text?

66% Signup and view all the answers

Which of the following best describes the population characteristics of more-developed countries according to the text?

They have a higher percentage of overweight and obese individuals Signup and view all the answers

What is one factor that determines food availability according to the text?

Political activities such as war, repayment of foreign debt, corruption, and poor management Signup and view all the answers

What is the emphasis that must be placed on solving the problem of food distribution according to the text?

Self-sufficiency Signup and view all the answers

What is a characteristic of the later stages of the demographic transition model described in the text?

The birth rate falls to equal the death rate and the population stabilizes Signup and view all the answers

Which of the following terms refers to the movement of individuals from densely populated areas to new locations?

Dispersal Signup and view all the answers

What is the term used to describe the inherent reproductive capacity of a species?

Biotic potential Signup and view all the answers

Which phase of population growth is characterized by a slowing of the growth rate as the birth rate and death rate become equal?

Deceleration phase Signup and view all the answers

What term refers to factors that originate within a population and exercise control over it?

Intrinsic limiting factors Signup and view all the answers

Which of the following is NOT one of the four main categories of limiting factors recognized as components of environmental resistance?

Predator-prey interactions Signup and view all the answers

What term refers to the maximum sustainable population for an area?

Carrying capacity Signup and view all the answers

Which of the following factors can influence the carrying capacity of an area?

All of the above Signup and view all the answers

What term refers to organisms that typically reach a stable population as the population reaches the carrying capacity?

K-strategists Signup and view all the answers

Which of the following is an example of an extrinsic limiting factor?

Lack of sunlight Signup and view all the answers

What term refers to limiting factors that become more effective as the density of the population increases?

Density-dependent limiting factors Signup and view all the answers

According to the information provided, what is the primary factor limiting the size of the human population?

Carrying capacity Signup and view all the answers

What does the exponential growth phase of a population growth curve represent?

A period of rapid population increase Signup and view all the answers

Which of the following is NOT listed as a cause of population growth in the text?

Environmental factors Signup and view all the answers

What does the demographic transition model suggest about the population of industrialized countries?

Their populations become stabilized Signup and view all the answers

What is the difference between the birth rate and the death rate?

The birth rate is the number of individuals entering the population, while the death rate is the number of deaths Signup and view all the answers

According to the information provided, where is most of the world's population growth occurring?

In less-developed countries Signup and view all the answers

What is the total fertility rate for a population to achieve replacement fertility?

2.1 Signup and view all the answers

Which of the following describes the characteristics of less-developed countries (LDCs)?

Nearly 700 million live on less than $1.90 per day Signup and view all the answers

What is the primary social factor determining family size in many cultures?

The status and desires of women Signup and view all the answers

Which practice is beneficial for reducing fertility rates in certain cultures?

Breastfeeding Signup and view all the answers

What does the ecological footprint measure?

The land area required to provide resources and absorb wastes Signup and view all the answers

How does the ecological footprint of more-developed countries compare to their land area?

It is much larger than their land area Signup and view all the answers

How does the use of renewable energy sources like wind and solar impact the environment?

It lowers environmental impact Signup and view all the answers

What is the expected population growth rate for less-developed countries between 2020 and 2050?

32% Signup and view all the answers

What does the study of demography focus on?

The characteristics of populations and their growth Signup and view all the answers

Which factor is NOT mentioned as influencing human population growth rates?

Seasonal factors Signup and view all the answers

Which of the following best describes r-strategists?

Small organisms that produce many offspring with little parental care Signup and view all the answers

What is the primary factor limiting the population growth of r-strategists?

Density-independent factors like natural disasters or environmental changes Signup and view all the answers

Which of the following organisms would be considered a typical K-strategist?

Humans Signup and view all the answers

What is the primary reason cited for the rapid increase in human population growth?

Lowering of the death rate due to disease control and improved food production Signup and view all the answers

What does the doubling time of 35 years for the human population represent?

The time it takes for the world population to double in size Signup and view all the answers

According to the information provided, what is the approximate world population as of 2011?

7 billion Signup and view all the answers

Which of the following best describes the population characteristics of more-developed countries according to the text?

Relatively stable populations with low growth rates Signup and view all the answers

What concept suggests that the human population is subject to biological constraints like other species?

Carrying capacity Signup and view all the answers

Which of the following best represents the shape of the historical human population growth curve?

A long lag phase followed by a sharply rising exponential phase Signup and view all the answers

According to the information provided, which countries are experiencing most of the population growth?

Less-developed countries with lower economic development Signup and view all the answers