Question 1

What caused a little dip in the mid-fourteenth century in the human population growth?

Accepted Answer

A) hunger 
B) the bubonic plague 
C) domestication of plants 
D) domestication of animals 
A) hunger 
B) the bubonic plague 
C) domestication of plants 
D) domestication of animals

Question 2

Match each term with its definition.
-age-specific fecundity

Accepted Answer

A) population increasing steadily by a constant ratio 
B) average number of offspring produced by females during each age interval 
C) population growth slowing as population approaches K 
D) number of individuals per unit area or unit volume 
E) movement out of a population 
A) population increasing steadily by a constant ratio 
B) average number of offspring produced by females during each age interval 
C) population growth slowing as population approaches K 
D) number of individuals per unit area or unit volume 
E) movement out of a population

Question 3

Use the list of terms to identify each lettered part of the illustration.  
-negative growth

Accepted Answer

The answer of Use the list of terms to identify...

Question 4

An S-shaped curve is characteristic of logistic population growth.

Accepted Answer

A) True 
 B)False

Question 5

Suppose a human population has an age structure diagram that is narrower at the base than at the top. What would that population have?

Accepted Answer

A) an r value > 0 B) (K - N)/K < 1 C) an r value < 0 D) an r value = 0 A) an r value > 0 B) (K - N)/K < 1 C) an r value < 0 D) an r value = 0

Question 6

Match each statement with the most appropriate survivorship curve.
-high juvenile mortality followed by increased chance of survival as adult

Accepted Answer

A) type I 
B) type II 
C) type III 
A) type I 
B) type II 
C) type III

Question 7

In which ways has the human population avoided the effects of density-dependent regulating factors?

Accepted Answer

A) expansion to new terrains; isolation as a species; and domestication of animals and plants 
B) expansion to new terrains; domestication of animals and plants; and advancement in public health 
C) expansion to new terrains; feeding on other species; and advancement in public health 
D) expansion to new terrains; isolation as a species; and advancement in public health 
A) expansion to new terrains; isolation as a species; and domestication of animals and plants 
B) expansion to new terrains; domestication of animals and plants; and advancement in public health 
C) expansion to new terrains; feeding on other species; and advancement in public health 
D) expansion to new terrains; isolation as a species; and advancement in public health

Question 8

Match each term with its definition.
-logistic model

Accepted Answer

A) population increasing steadily by a constant ratio 
B) average number of offspring produced by females during each age interval 
C) population growth slowing as population approaches K 
D) number of individuals per unit area or unit volume 
E) movement out of a population 
A) population increasing steadily by a constant ratio 
B) average number of offspring produced by females during each age interval 
C) population growth slowing as population approaches K 
D) number of individuals per unit area or unit volume 
E) movement out of a population

Question 9

Match each description to an equation.
-population growth under ideal conditions

Accepted Answer

A) ÄN/Ät = B - D 
B) dN/dt = (b - d)N 
C) dN/dt = rmaxN 
D) d = (D/N) 
E) dN/dt = rmaxN(K - N)/K 
A) ÄN/Ät = B - D 
B) dN/dt = (b - d)N 
C) dN/dt = rmaxN 
D) d = (D/N) 
E) dN/dt = rmaxN(K - N)/K

Question 10

Match each statement with the most appropriate survivorship curve.
-constant rate of mortality in all age classes

Accepted Answer

A) type I 
B) type II 
C) type III 
A) type I 
B) type II 
C) type III

Question 11

Use the list of terms to identify each lettered part of the illustration.  
-reproductive

Accepted Answer

The answer of Use the list of terms to identify...

Question 12

Match each description to an equation.
-change in population size

Accepted Answer

A) ÄN/Ät = B - D 
B) dN/dt = (b - d)N 
C) dN/dt = rmaxN 
D) d = (D/N) 
E) dN/dt = rmaxN(K - N)/K 
A) ÄN/Ät = B - D 
B) dN/dt = (b - d)N 
C) dN/dt = rmaxN 
D) d = (D/N) 
E) dN/dt = rmaxN(K - N)/K

Question 13

Egg yolk and seed endosperm are examples of passive parental care.

Accepted Answer

A) True 
 B)False

Question 14

Match each statement with the most appropriate survivorship curve.
-small clutch or brood size

Accepted Answer

A) type I 
B) type II 
C) type III 
A) type I 
B) type II 
C) type III

Question 15

"Humans have two options for limiting population growth: we can make a global effort to limit our own population, or we can wait until the environment does it for us." Briefly address each scenario. What methods would result in a successful global decline in birth rate? What environmental events are the alternatives?

Accepted Answer

Government-sponsored family planning pro

Question 16

What would a human population living without medical care in Third World conditions probably have?

Accepted Answer

A) an r value = 0 
B) a pyramid-shaped age structure diagram 
C) a rectangle-shaped age structure diagram 
D) an r value < 0 
A) an r value = 0 
B) a pyramid-shaped age structure diagram 
C) a rectangle-shaped age structure diagram 
D) an r value < 0

Question 17

Use the list of terms to identify each lettered part of the illustration.  
-postreproductive

Accepted Answer

The answer of Use the list of terms to identify...

Question 18

Match each statement with the most appropriate survivorship curve.
-good tolerance of environmental change

Accepted Answer

A) type I 
B) type II 
C) type III 
A) type I 
B) type II 
C) type III

Question 19

Match each statement with the most appropriate survivorship curve.
-short maturation time

Accepted Answer

A) type I 
B) type II 
C) type III 
A) type I 
B) type II 
C) type III

Question 20

Which of the following regions will experience a huge increase in their population growth rates over the next 20 or 25 years?

Accepted Answer

A) Russia 
B) Western Europe 
C) Australia 
D) Africa 
A) Russia 
B) Western Europe 
C) Australia 
D) Africa

Exam 29: Population Ecology

What caused a little dip in the mid-fourteenth century in the human population growth?

Match each term with its definition. -age-specific fecundity

Use the list of terms to identify each lettered part of the illustration. -negative growth

An S-shaped curve is characteristic of logistic population growth.

Suppose a human population has an age structure diagram that is narrower at the base than at the top. What would that population have?

Match each statement with the most appropriate survivorship curve. -high juvenile mortality followed by increased chance of survival as adult

In which ways has the human population avoided the effects of density-dependent regulating factors?

Match each term with its definition. -logistic model

Match each description to an equation. -population growth under ideal conditions

Match each statement with the most appropriate survivorship curve. -constant rate of mortality in all age classes

Use the list of terms to identify each lettered part of the illustration. -reproductive

Match each description to an equation. -change in population size

Egg yolk and seed endosperm are examples of passive parental care.

Match each statement with the most appropriate survivorship curve. -small clutch or brood size

What would a human population living without medical care in Third World conditions probably have?

Use the list of terms to identify each lettered part of the illustration. -postreproductive

Match each statement with the most appropriate survivorship curve. -good tolerance of environmental change

Match each statement with the most appropriate survivorship curve. -short maturation time

Which of the following regions will experience a huge increase in their population growth rates over the next 20 or 25 years?

Light and Life

The Cell: an Overview

Defining Life and Its Origins

Energy and Enzymes

Cell Membranes and Signalling

Cellular Respiration

Photosynthesis

Cell Cycles

Genetic Recombination

Mendel, Genes, and Inheritance

Genes, Chromosomes, and Human Genetics

Dna Structure, Replication, and Organization

Gene Structure and Expression

Control of Gene Expression

Dna Technologies

Genomes and Proteomes

Evolution: the Development of the Theory

Microevolution: Changes Within Populations

Species and Macroevolution

Understanding the History of Life on Earth

Humans and Evolution

Bacteria and Archaea

Viruses, Viroids, and Prions: Infectious Biological Particles

Protists

Fungi

Plants

Diversity of Animals 1: Sponges, Radiata, Platyhelminthes, and Protostomes

Diversity of Animals 2: Deuterostomes: Vertebrates and Their Closest Relatives

Population Interactions and Community Ecology

Ecosystems

Conservation of Biodiversity

Putting Selection to Work

Organization of the Plant Body

Transport in Plants

Reproduction and Development in Flowering Plants

Plant Nutrition

Plant Signals and Responses to the Environment

Introduction to Animal Organization and Physiology

Transport in Animals: the Circulatory System

Reproduction in Animals

Animal Development

Control of Animal Processes: Neural Control

Control of Animal Processes: Neural Control

Control of Animal Processes: Neural Integration

Muscles, Skeletons, and Body Movements

Animal Behaviour

Animal Nutrition

Gas Exchange: the Respiratory System

Regulating the Internal Environment

Defences Against Disease

Conservation and Evolutionary Physiology

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