File | Title | Manuscript Id |
Chapter 46 Introduction | morris2e_ch46_1.html | 563cdae3757a2eea1c000000 |
DLAP questions | morris2e_ch46_1_dlap.xml | 563cdae3757a2eea1c000000 |
46.1 Populations and Their Properties
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DLAP questions | morris2e_ch46_2_dlap.xml | 563cdae3757a2eea1c000000 |
A population includes all the individuals of a species in a particular place.
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DLAP questions | morris2e_ch46_3_dlap.xml | 563cdae3757a2eea1c000000 |
Three key features of a population are its size, range, and density.
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DLAP questions | morris2e_ch46_4_dlap.xml | 563cdae3757a2eea1c000000 |
Ecologists estimate population size by sampling.
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DLAP questions | morris2e_ch46_5_dlap.xml | 563cdae3757a2eea1c000000 |
46.2 Population Growth and Decline
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DLAP questions | morris2e_ch46_6_dlap.xml | 563cdae3757a2eea1c000000 |
Population size is affected by birth, death, immigration, and emigration.
| morris2e_ch46_7.html | 563cdae3757a2eea1c000000 |
DLAP questions | morris2e_ch46_7_dlap.xml | 563cdae3757a2eea1c000000 |
Exponential growth is characterized by a constant per capita growth rate.
| morris2e_ch46_8.html | 563cdae3757a2eea1c000000 |
DLAP questions | morris2e_ch46_8_dlap.xml | 563cdae3757a2eea1c000000 |
Carrying capacity is the maximum number of individuals a habitat can support.
| morris2e_ch46_9.html | 563cdae3757a2eea1c000000 |
DLAP questions | morris2e_ch46_9_dlap.xml | 563cdae3757a2eea1c000000 |
Logistic growth produces an S-shaped curve and describes the growth of many natural populations.
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DLAP questions | morris2e_ch46_10_dlap.xml | 563cdae3757a2eea1c000000 |
Factors that influence population growth can be dependent on or independent of its density.
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DLAP questions | morris2e_ch46_11_dlap.xml | 563cdae3757a2eea1c000000 |
46.3 Age-Structured Population Growth
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DLAP questions | morris2e_ch46_12_dlap.xml | 563cdae3757a2eea1c000000 |
Birth and death rates vary with age and environment.
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DLAP questions | morris2e_ch46_13_dlap.xml | 563cdae3757a2eea1c000000 |
Survivorship curves record changes in survival probability over an organism’s life-span.
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DLAP questions | morris2e_ch46_14_dlap.xml | 563cdae3757a2eea1c000000 |
Patterns of survivorship vary among organisms.
| morris2e_ch46_15.html | 563cdae3757a2eea1c000000 |
DLAP questions | morris2e_ch46_15_dlap.xml | 563cdae3757a2eea1c000000 |
Reproductive patterns reflect the predictability of a species’ environment.
| morris2e_ch46_16.html | 563cdae3757a2eea1c000000 |
DLAP questions | morris2e_ch46_16_dlap.xml | 563cdae3757a2eea1c000000 |
The life history of an organism shows trade-offs among physiological functions.
| morris2e_ch46_17.html | 563cdae3757a2eea1c000000 |
DLAP questions | morris2e_ch46_17_dlap.xml | 563cdae3757a2eea1c000000 |
46.4 Metapopulation Dynamics
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DLAP questions | morris2e_ch46_18_dlap.xml | 563cdae3757a2eea1c000000 |
A metapopulation is a group of populations linked by immigrants.
| morris2e_ch46_19.html | 563cdae3757a2eea1c000000 |
DLAP questions | morris2e_ch46_19_dlap.xml | 563cdae3757a2eea1c000000 |
Island biogeography explains species diversity on habitat islands.
| morris2e_ch46_20.html | 563cdae3757a2eea1c000000 |
DLAP questions | morris2e_ch46_20_dlap.xml | 563cdae3757a2eea1c000000 |
Case 8: How do islands promote species diversification?
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DLAP questions | morris2e_ch46_21_dlap.xml | 563cdae3757a2eea1c000000 |
Chapter 46 Summary | morris2e_ch46_22.html | 563cdae3757a2eea1c000000 |
DLAP questions | morris2e_ch46_22_dlap.xml | 563cdae3757a2eea1c000000 |