Principles of Biology
2nd Edition
ISBN: 9781259875120
Author: Robert Brooker, Eric P. Widmaier Dr., Linda Graham Dr. Ph.D., Peter Stiling Dr. Ph.D.
Publisher: McGraw-Hill Education
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Chapter 43, Problem 9TY
Summary Introduction
Introduction:
Populations are made of all individuals, belongs to the similar species who live together at the similar time.
Per capita rate is symbolized by ‘r’. Per capita is a Latin word that means ‘for each head’.
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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 above
What is the name of the model that exhibits the maximum rate of population growth?
Select one:
Logistic
Factorial
Exponential
Speculative
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.
Chapter 43 Solutions
Principles of Biology
Ch. 43.1 - If we mark 110 Rocky Mountain goats andrecapture...Ch. 43.1 - Prob. 1TYKCh. 43.2 - Prob. 1BCCh. 43.2 - Prob. 1TYKCh. 43.2 - Prob. 2TYKCh. 43.2 - Prob. 3TYKCh. 43.3 - What is the population growth per unit of time...Ch. 43.3 - Prob. 1TYKCh. 43.3 - Prob. 2TYKCh. 43.4 - Prob. 1CC
Ch. 43.4 - Prob. 1BCCh. 43.4 - Prob. 2CCCh. 43.4 - Prob. 3CCCh. 43.4 - Which types of factors tend to stabilize...Ch. 43.4 - A species interaction in which one species...Ch. 43.4 - According to the competitive exclusion hypothesis....Ch. 43.4 - Prob. 3TYKCh. 43 - A student decides to conduct a mark-recapture...Ch. 43 - Prob. 2TYCh. 43 - Prob. 3TYCh. 43 - Prob. 4TYCh. 43 - Prob. 5TYCh. 43 - Prob. 6TYCh. 43 - Prob. 7TYCh. 43 - Prob. 8TYCh. 43 - Prob. 9TYCh. 43 - Prob. 10TYCh. 43 - Prob. 1CCQCh. 43 - Prob. 2CCQCh. 43 - A principle of biology is that biology affects our...Ch. 43 - Prob. 1CBQCh. 43 - Prob. 2CBQ
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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
- Which of the following is best at showing the life expectancy of an individual within a population? a. quadrat b. mark and recapture c. survivorship curve d. life tablearrow_forwardThe per capita growth rate of a population where dispersal is not a factor is expressed as (a) i + e (b) b d (c) dN/dt (d) rN(K N) (e) (K N) Karrow_forwardThe demographic transition model predicts a decline in population during the ________stage a. preindustrial c. industrial b. transitional d. postindustrialarrow_forward
- Figure 45.2 As this graph shows, population density typically decreases with increasing body size. Why do you think this is the case?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_forwardWhat measurement could you use to best determine if a population is better adapted to its environment for their particular life pattern? a Increased population growth rate b Zero population growth c Decreased death rates d Increased birth ratesarrow_forward
- Which of the following populations would be growing? a) Geometric rate (1) = 0.63 b) Exponential growth rate (r) = 0.63 c) Net reproductive rate (R0) = 0.63 d) All of the above populations are growingarrow_forwardIf a population composed of 100 individuals is growing exponentially with a per capita growth rate (r) of 0.31, how many individuals will be added to the population during the next time period?arrow_forwardGiven that fertility rate is defined as each woman producing exactly enough offspring to replace herself and her offspring’s father, if the fertility rate is sustained for a generation, then which of the following is true? Select one: a. r > 1 b. 0 < r < 1 c. r = 0 and there is zero population growth d. r = 1arrow_forward
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