Biology 2e
2nd Edition
ISBN: 9781947172517
Author: Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher: OpenStax
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Textbook Question
Chapter 45, Problem 20RQ
Which type of country has the greatest proportion of young individuals?
- economically developed
- economically underdeveloped
- countries with zero population growth
- countries in Europe
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When a population reaches a stable age distribution
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the population is socially unstructured
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large numbers of small offspring
all individuals of all ages have an equal chance of dying
younger individuals have a greater chance of survival
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Chapter 45 Solutions
Biology 2e
Ch. 45 - Figure 45.2 As this graph shows, population...Ch. 45 - Figure 45.10b If the major food source of the...Ch. 45 - Figure 45.16 Age structure diagrams for rapidly...Ch. 45 - Which of the following methods will tell an...Ch. 45 - Which of the following is best at showing the life...Ch. 45 - Humans have which type of survivorship curve? Type...Ch. 45 - How is a clumped population distribution...Ch. 45 - Which of the following is associated with...Ch. 45 - Which of the following is associated with multiple...Ch. 45 - Which of the following is associated with the...
Ch. 45 - Species with limited resources usually exhibit...Ch. 45 - The maximum rate of increased characteristic of a...Ch. 45 - The population size of a species capable of being...Ch. 45 - Species that have many offspring at one time are...Ch. 45 - A forest fire is an example of regulation....Ch. 45 - Primates are examples of: density-dependent...Ch. 45 - Which of the following statements does not support...Ch. 45 - Which of the following events would not negatively...Ch. 45 - A country with zero population growth is likely to...Ch. 45 - Which type of country has the greatest proportion...Ch. 45 - Which of the following is not a way that humans...Ch. 45 - The first species to live on new land, such as...Ch. 45 - Which type of mimicry involves multiple species...Ch. 45 - A symbiotic relationship where both of the...Ch. 45 - Which of the following is not a mutualistic...Ch. 45 - The ability of rats to learn how to run a maze is...Ch. 45 - The training of animals usually involves...Ch. 45 - The sacrifice of the life of an individual so that...Ch. 45 - Why are polyandrous mating systems more rare than...Ch. 45 - Describe how a researcher would determine the size...Ch. 45 - The CDC released the following data in its 2013...Ch. 45 - Why is long-term parental care not associated with...Ch. 45 - Describe the difference in evolutionary pressures...Ch. 45 - Describe the rate of population growth that would...Ch. 45 - Describe how the population of a species that...Ch. 45 - Give an example of how density-dependent and...Ch. 45 - Describe the age structures in rapidly growing...Ch. 45 - Since the introduction of the Endangered Species...Ch. 45 - Describe the competitive exclusion principle and...Ch. 45 - Jaguars are a keystone species in the Amazon....Ch. 45 - Describe Pavlov’s dog experiments as an example of...Ch. 45 - Describe the advantage of using an aural or...
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- Compared to the less developed countries, the highly developed ones have a higher ________. a. death rate c. total fertility rate b. birth rate d. resource consumption ratearrow_forwardDescribe the age structures in rapidly growing countries, slowly growing countries, and countries with zero population growth.arrow_forwardHuman populations have which type of survivorship curve? a. Type I b. Type II c. Type III d. Type IVarrow_forward
- As the number of foxes increases, what happens to the number of mice? the number of mice stays the same. the number of mice decreases. the number of mice increases. they all live together happily ever after.arrow_forwardHow can population pass through changes in age structure without changing in size?arrow_forwardWhat are the two ways that a population size can decrease? births and immigration deaths and emigration births and emigration deaths and immigrationarrow_forward
- Which of the following statements about the world population is NOT true? The world population was about 6 billion in 2000. The United Nations projects that the world population in 2200 will be about 10 billion people. Analysts estimate that the global carrying capacity of the earth is about 10 billion people. Much of the world population growth will take place in Asia, Latin America, and Africa.arrow_forwardWhich two factors can both cause a population to increase? O birth rate and emigration birth rate and immigration O death rate and immigration death rate and emigrationarrow_forwardUrban populations grow by natural increase and by . sprawl births immigration push ruralizationarrow_forward
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