Question 1

Replacement-level fertility requires a total fertility rate of

Accepted Answer

A)  2.0 
B)  2.1 
C)  2.4 
D)  2.6 
E)  2.8 
A)  2.0 
B)  2.1 
C)  2.4 
D)  2.6 
E)  2.8 B

Question 2

The per capita growth rate (r) is ____ per mouse per month in a population of 1,000 mice where 500 mice are born and 400 mice die monthly.

Accepted Answer

A)  0.1 
B)  0.2 
C)  0.3 
D)  0.4 
E)  0.5 
A)  0.1 
B)  0.2 
C)  0.3 
D)  0.4 
E)  0.5 A

Question 3

What distribution pattern is the most common in the natural world?

Accepted Answer

A)  random 
B)  uniform 
C)  clumped 
D)  stratified or layered 
E)  homogeneous 
A)  random 
B)  uniform 
C)  clumped 
D)  stratified or layered 
E)  homogeneous C

Question 4

The following questions refer to the figure above illustrating logistic growth.
-The initial carrying capacity of an environment is indicated by

Accepted Answer

A)  A. 
B)  B. 
C)  C. 
D)  D. 
E)  E. 
A)  A. 
B)  B. 
C)  C. 
D)  D. 
E)  E.

Question 5

The effect of resource availability on population size determines

Accepted Answer

A)  the carrying capacity of the environment. 
B)  exponential growth. 
C)  the doubling time of a population. 
D)  the population's biotic potential. 
E)  all of these. 
A)  the carrying capacity of the environment. 
B)  exponential growth. 
C)  the doubling time of a population. 
D)  the population's biotic potential. 
E)  all of these.

Question 6

The following questions refer to the age structure diagrams above.
-A rapidly growing population is indicated by

Accepted Answer

A)  A. 
B)  B. 
C)  C. 
D)  D. 
E)  none of these. 
A)  A. 
B)  B. 
C)  C. 
D)  D. 
E)  none of these.

Question 7

At high population density, __________ is favored, investing more time and energy in fewer, higher quality offspring.

Accepted Answer

The answer of At high population density, __________ is favored,...

Question 8

China's population control policies have resulted in a(n)

Accepted Answer

A)  sharp decrease in its total fertility rate. 
B)  shift in its gender ratio. 
C)  increase in the abortion of female fetuses. 
D)  ratio of 1.19 males for every female. 
E)  all of these. 
A)  sharp decrease in its total fertility rate. 
B)  shift in its gender ratio. 
C)  increase in the abortion of female fetuses. 
D)  ratio of 1.19 males for every female. 
E)  all of these.

Question 9

Biotic potential is controlled by all of the following factors EXCEPT

Accepted Answer

A)  the age of individuals within the population. 
B)  the resources available for each individual. 
C)  fecundity rate. 
D)  environmental disturbances. 
E)  all of these control biotic potential. 
A)  the age of individuals within the population. 
B)  the resources available for each individual. 
C)  fecundity rate. 
D)  environmental disturbances. 
E)  all of these control biotic potential.

Question 10

The following questions refer to the age structure diagrams above.
-A population with zero growth is indicated by

Accepted Answer

A)  A. 
B)  B. 
C)  C. 
D)  D. 
E)  none of these. 
A)  A. 
B)  B. 
C)  C. 
D)  D. 
E)  none of these.

Question 11

MATCHING
Matching.Choose the most appropriate response for each.
a.describes a population that is experiencing unrestrained growth
b.the birth rate minus the death rate plus any inward migration and minus any outward migration
c.the distribution of individuals at each age level in a population
d.for example, the amount of glucose in a culture flask containing bacteria
-limiting factor

Accepted Answer

The answer of MATCHING
Matching.Choose the most appropriate response for each.
a.describes...

Question 12

A population of wolf spiders exemplifies a ____ population distribution.

Accepted Answer

A)  clumped 
B)  random 
C)  uniform 
D)  constant 
E)  homogeneous 
A)  clumped 
B)  random 
C)  uniform 
D)  constant 
E)  homogeneous

Question 13

Classification.Respond to the following statements with reference to the five terms listed below, which are used by ecologists.
a.carrying capacity
b.net reproduction per individual per unit time
c.age structure
d.survivorship
e.growth rate
-This is the birth rate minus the death rate assuming they are constant.

Accepted Answer

The answer of Classification.Respond to the following statements with reference...

Question 14

The dinosaurs are thought to have gone extinct due to an asteroid strike.How would this impact on population growth be described?

Accepted Answer

Asteroids would be an example

Question 15

Populations

Accepted Answer

A)  are only limited by one factor at a time. 
B)  increase arithmetically. 
C)  may increase indefinitely. 
D)  are limited by the carrying capacity. 
E)  overcome limiting factors by increasing their biotic potential. 
A)  are only limited by one factor at a time. 
B)  increase arithmetically. 
C)  may increase indefinitely. 
D)  are limited by the carrying capacity. 
E)  overcome limiting factors by increasing their biotic potential.

Question 16

MATCHING
Matching.Choose the most appropriate response for each.
a.describes a population that is experiencing unrestrained growth
b.the birth rate minus the death rate plus any inward migration and minus any outward migration
c.the distribution of individuals at each age level in a population
d.for example, the amount of glucose in a culture flask containing bacteria
-population growth rate

Accepted Answer

The answer of MATCHING
Matching.Choose the most appropriate response for each.
a.describes...

Question 17

MATCHING
Matching.Choose the most appropriate response for each.
a.describes a population that is experiencing unrestrained growth
b.the birth rate minus the death rate plus any inward migration and minus any outward migration
c.the distribution of individuals at each age level in a population
d.for example, the amount of glucose in a culture flask containing bacteria
-age structure

Accepted Answer

The answer of MATCHING
Matching.Choose the most appropriate response for each.
a.describes...

Question 18

There will be approximately ____ mice in four months in a population of 1,000 mice where 500 mice are born and 400 mice die monthly.

Accepted Answer

A)  1,060 
B)  1,160 
C)  1,260 
D)  1,360 
E)  1,460 
A)  1,060 
B)  1,160 
C)  1,260 
D)  1,360 
E)  1,460

Question 19

Type II survivorship curves

Accepted Answer

A)  are characteristic of humans and elephants. 
B)  indicate a fairly constant rate of death at all ages. 
C)  indicate a high mortality rate in the very young. 
D)  are characteristic of species in which most individuals live a relatively long life and die of old age. 
E)  are typical of species with high biotic potentials. 
A)  are characteristic of humans and elephants. 
B)  indicate a fairly constant rate of death at all ages. 
C)  indicate a high mortality rate in the very young. 
D)  are characteristic of species in which most individuals live a relatively long life and die of old age. 
E)  are typical of species with high biotic potentials.

Question 20

The distribution of individuals in a school of fish is likely to be

Accepted Answer

A)  clumped. 
B)  random. 
C)  uniform. 
D)  constant. 
E)  homogeneous. 
A)  clumped. 
B)  random. 
C)  uniform. 
D)  constant. 
E)  homogeneous.

Exam 44: Population Ecology

Replacement-level fertility requires a total fertility rate of

The per capita growth rate (r) is ____ per mouse per month in a population of 1,000 mice where 500 mice are born and 400 mice die monthly.

What distribution pattern is the most common in the natural world?

The following questions refer to the figure above illustrating logistic growth. -The initial carrying capacity of an environment is indicated by

The effect of resource availability on population size determines

The following questions refer to the age structure diagrams above. -A rapidly growing population is indicated by

At high population density, __________ is favored, investing more time and energy in fewer, higher quality offspring.

China's population control policies have resulted in a(n)

Biotic potential is controlled by all of the following factors EXCEPT

The following questions refer to the age structure diagrams above. -A population with zero growth is indicated by

A population of wolf spiders exemplifies a ____ population distribution.

The dinosaurs are thought to have gone extinct due to an asteroid strike.How would this impact on population growth be described?

Populations

There will be approximately ____ mice in four months in a population of 1,000 mice where 500 mice are born and 400 mice die monthly.

Type II survivorship curves

The distribution of individuals in a school of fish is likely to be

Invitation to Biology

Lifes Chemical Basis

Molecules of Life

Cell Structure and Function

Ground Rules of Metabolism

Where It Startsphotosynthesis

How Cells Release Chemical Energy

Dna Structure and Function

From Dna to Protein

Gene Control

How Cells Reproduce

Meiosis and Sexual Reproduction

Observing Patterns in Inherited Traits

Chromosomes and Human Inheritance

Studying and Manipulating Genomes

Evidence of Evolution

Processes of Evolution

Organizing Information About Species

Lifes Origin and Early Evolution

Viruses and Prokaryotes

Protiststhe Simplest Eukaryotes

The Land Plants

Fungi

Animal Evolutionthe Invertebrates

Animal Evolutionthe Chordates

Animal Evolutionhuman Evolution

Plant Tissues

Plant Nutrition and Transport

Life Cycles of Flowering Plants

Communication Strategies in Plants

Animal Tissues and Organ Systems

Neural Control

Sensory Perception

Endocrine Control

Structural Support and Movement

Circulation

Immunity

Respiration

Digestion and Nutrition

Maintaining the Internal Environment

Animal Reproductive Systems

Animal Development

Animal Behavior

Community Ecology

Ecosystems

The Biosphere

Human Impacts on the Biosphere

Filters