Biology - Study Guide
8th Edition
ISBN: 9780321501561
Author: Martha R. Taylor
Publisher: PEARSON EDUCATION (COLLEGE)
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Textbook Question
Chapter 53, Problem 20TYK
The demographic transition is the gradual shift from
- a. Type III survivorship curve to a Type I curve.
- b. iteroparity to semelparity.
- c. an age structure skewed toward the younger ages to an even age distribution.
- d. high birth rates and high death rates to low birth rates and low death rates.
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Students have asked these similar questions
What do bioarchaeologists do?
A.
They identify population trends by looking at skeletal material.
B.
They only look at ancient artifacts to study past populations.
C.
None of these are correct
D.
They identify population trends by looking at prehistoric living structures.
What do bioarchaeologists do?
A. None of these are correct
B. They identify population trends by looking at prehistoric living structures.
C. They identify population trends by looking at skeletal material.
D. They only look at ancient artifacts to study past populations.
The human population growth rate has been getting smaller in the last few decades. Which of the following is the primary cause of this decline?
Group of answer choices
a. decreasing birth rate
b. increasing death rate
c. increasing r
d. lack of resources
Chapter 53 Solutions
Biology - Study Guide
Ch. 53 - In a mark-recapture study, an ecologist traps,...Ch. 53 - Prob. 2IQCh. 53 - Define r. How does r relate to exponential growth?Ch. 53 - Label the following exponential and logistic...Ch. 53 - Prob. 5IQCh. 53 - a. List some density-dependent factors that may...Ch. 53 - What do the age structure pyramids in Figure 53.24...Ch. 53 - Create a concept map to organize your...Ch. 53 - What is the best collection of life history traits...Ch. 53 - In an area with a heterogeneous distribution of...
Ch. 53 - Which of the following statements about life...Ch. 53 - Prob. 3TYKCh. 53 - The middle of the S-shaped growth curve in the...Ch. 53 - In the logistic growth equation, which term...Ch. 53 - The term (K N)/K a. is the carrying capacity for...Ch. 53 - The carrying capacity for a population is...Ch. 53 - In order to maintain the largest sustainable fish...Ch. 53 - Immigration and emigration are likely to play a...Ch. 53 - Chimpanzee females typically first give birth at...Ch. 53 - Which of the following factors is not a...Ch. 53 - Consider a population experiencing negative...Ch. 53 - You have introduced a small number of individuals...Ch. 53 - Prob. 14TYKCh. 53 - Prob. 15TYKCh. 53 - In a population showing exponential growth, what...Ch. 53 - As a population approaches zero population growth,...Ch. 53 - For a population showing exponential growth, how...Ch. 53 - The human population is growing at such a fast...Ch. 53 - The demographic transition is the gradual shift...Ch. 53 - An ecological footprint is an estimate of a. the...
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- The maximum rate at which a population could increase under ideal conditions is known as its (a) total fertility rate (b) survivorship (c) intrinsic rate of increase (d) doubling time (e) age structurearrow_forwardHuman populations have which type of survivorship curve? a. Type I b. Type II c. Type III d. Type IVarrow_forwardThe largest population that can be maintained by a particular environment for an indefinite period is known as a (a) semelparous population (b) population undergoing exponential growth (c) metapopulation (d) populations carrying capacity (e) source populationarrow_forward
- Japan currently exhibits which of the following age-structures (population profiles)? A. the column population profile B. the inverted pyramid population profile C. the bulge population profile D. the pyramid population profile E. all of the abovearrow_forwardWhich of the following is a factor that would decrease the size of a population? A. Death rate is higher than the birth rate B. Abundant food supply C. Immigration D. Birth rate is higher than the death ratearrow_forwardWhich of the following statements about human populationsin industrialized countries is incorrect?(A) Birth rates and death rates are high.(B) Average family size is relatively small.(C) The population has undergone the demographictransition.(D) The survivorship curve is Type Iarrow_forward
- What is the purpose of age pyramids? Select one: a. It is useful in determining whether a population is at carrying capacity or not. b. It is used to compare exponential or logistic growth rate. c. It is a useful tool to predict the future population size of a region. d. It helps to determine whether the population is K-selected or r-selected.arrow_forwardA population has 1000 juvenile individuals, 100 young adult individuals, and 10 older adult individuals. This population is likely…? Group of answer choices a, increasing b. decreasing c. stable d. no way to tellarrow_forwardThe Human Population and Its Impact: Population Ecology Compared to a developed country, which of the characteristics below is a DEVELOPING COUNTRY likely to exhibit? a. high total fertility rate b. slow population growth c. high percentage of elderlyarrow_forward
- Which statement about population growth is true? A. Population growth models do not apply to humans. B. Population growth can be exponential for only as long as environmental conditions are favorable. C. Population growth can continue indefinitely. D. Population growth of field samples always has a λ of approximately 1.arrow_forwardWhich of the following is not true of a population of largepredators in a small reserve?a. The species may disappear from the reserve.b. The species will probably undergo a populationexplosion.c. The species will probably lose genetic diversity.d. The species may overeat its prey, causing a reduction inprey population.arrow_forwardA good number of snail population in the stagnant waters between rice paddies is growing under natural conditions with limited resources. As the snail population increases in size, how will population density affect its growth rate? a. Population density will increase and the rate of population growth will eventually slow. b. Population density will remain constant and population growth will increase. c. Population density will become unstable and population growth will stop. d. Population density will decrease and population growth will eventually increase.arrow_forward
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