Biology: Science for Life with Physiology (6th Edition) (Belk, Border & Maier, The Biology: Science for Life Series, 5th Edition)
6th Edition
ISBN: 9780134555430
Author: Colleen Belk, Virginia Borden Maier
Publisher: PEARSON
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Chapter 15, Problem 10LTB
Summary Introduction
Introduction:
The population dynamics occur when there is a delay from the time when people lower birth rates to when population growth begins to decrease. A population goes on increasing for another 60-70 years even if the birth rates are reduced voluntarily.
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Which of the following is a density-independent factor limiting population growth in humans?
fatal genetic diseases
temperature
competition for food
fatal contagious diseases
A population is expected to grow exponentially
after a severe population bottleneck.
when the population size is exceeding the carrying capacity of the environment.
when the population size is close but below the carrying capacity of the environment.
when the birth rate changes as a function of the population
Which of the following is a regulator of population size (helps to move it toward its carrying capacity)?
Weather (storms, floods, droughts)
Density dependence
Demographic stochasticity
Chapter 15 Solutions
Biology: Science for Life with Physiology (6th Edition) (Belk, Border & Maier, The Biology: Science for Life Series, 5th Edition)
Ch. 15 - Prob. 1LTBCh. 15 - Prob. 2LTBCh. 15 - Prob. 3LTBCh. 15 - Prob. 4LTBCh. 15 - According to the graph shown here, the carrying...Ch. 15 - All of the following are density-dependent factors...Ch. 15 - In contrast to nonhuman populations, human...Ch. 15 - Populations that rely on stored resources are...Ch. 15 - The current carrying capacity of Earth for the...Ch. 15 - Prob. 10LTB
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