Question 1

In long-lived species of organisms,the primary advantage of delaying reproduction (late maturity)is

Accepted Answer

A) increased survivorship. 
B) obtaining a higher quality territory. 
C) increased number of mates. 
D) larger initial body size during the first reproduction event. 
A) increased survivorship. 
B) obtaining a higher quality territory. 
C) increased number of mates. 
D) larger initial body size during the first reproduction event.

Question 2

The mating system in which males and females mate with one or many of the opposite sex and form no pair bond is known as

Accepted Answer

A) monogamy. 
B) polygyny. 
C) polyandry. 
D) promiscuity. 
A) monogamy. 
B) polygyny. 
C) polyandry. 
D) promiscuity.

Question 3

The set of phenotypes expressed by a single genotype across a range of environmental conditions is referred as the norm of ________.

Accepted Answer

The answer of The set of phenotypes expressed by a...

Question 4

Organisms that invest all their energy into growth,development,and energy storage,followed by one massive reproductive effort and then death,are called ________.

Accepted Answer

The answer of Organisms that invest all their energy into...

Question 5

Which of the following would be most attractive to a female hummingbird? A mate protecting a territory with

Accepted Answer

A) many predators. 
B) many nectar feeding animals. 
C) many nectar bearing flowers. 
D) many other males. 
A) many predators. 
B) many nectar feeding animals. 
C) many nectar bearing flowers. 
D) many other males.

Question 6

If infant mortality rates are declining,how can the overall population growth rate slow down?

Accepted Answer

A) decreased adult survival 
B) increased resource efficiency 
C) decreased reproductive output 
D) decreased demographic transition 
A) decreased adult survival 
B) increased resource efficiency 
C) decreased reproductive output 
D) decreased demographic transition

Question 7

Altricial young are relatively

Accepted Answer

A) independent at birth and require relatively little time for incubation and gestation. 
B) independent at birth and require a relatively long time for incubation and gestation. 
C) helpless at birth and require relatively little time for incubation and gestation. 
D) helpless at birth and require a relatively long time for incubation and gestation. 
A) independent at birth and require relatively little time for incubation and gestation. 
B) independent at birth and require a relatively long time for incubation and gestation. 
C) helpless at birth and require relatively little time for incubation and gestation. 
D) helpless at birth and require a relatively long time for incubation and gestation.

Question 8

A sexual system where a male gorilla mates with several females,forming pair bonds with each of them,is called

Accepted Answer

A) promiscuity. 
B) monogamy. 
C) polyandry. 
D) polygyny. 
A) promiscuity. 
B) monogamy. 
C) polyandry. 
D) polygyny.

Question 9

Communal courtship grounds,or ________,are areas where males congregate to display to females.

Accepted Answer

The answer of Communal courtship grounds,or ________,are areas where males...

Question 10

Most species of vertebrates are iteroparous.

Accepted Answer

A) True 
 B)False

Question 11

Extrinsic ecological factors such as the physical environment and the presence of predators or competitors influence age specific rates of mortality and survivorship.

Accepted Answer

A) True 
 B)False

Question 12

Habitats that are variable in time or short lived will favor ________-strategists.

Accepted Answer

The answer of Habitats that are variable in time or...

Question 13

Reproductive success of an organism is best measured by its

Accepted Answer

A) fitness. 
B) ability to attract a mate. 
C) number of offspring that survive to reproduce. 
D) life span. 
A) fitness. 
B) ability to attract a mate. 
C) number of offspring that survive to reproduce. 
D) life span.

Question 14

________ selection occurs when members of the same sex compete for access to the opposite sex.

Accepted Answer

The answer of ________ selection occurs when members of the...

Question 15

These data support the trade-off that

Accepted Answer

A) size of offspring is correlated with number of offspring. 
B) size of offspring is correlated with size of mother. 
C) number of offspring is correlated with survival. 
D) habitat type is correlated with size of mother. 
A) size of offspring is correlated with number of offspring. 
B) size of offspring is correlated with size of mother. 
C) number of offspring is correlated with survival. 
D) habitat type is correlated with size of mother.

Question 16

In the presence of predators,some tadpoles grow larger and more colorful tails to avoid lethal strikes to the head.This ability to respond to the environment via morphological traits is known as

Accepted Answer

A) phenotypic plasticity. 
B) outcrossing. 
C) dioecious. 
D) K-strategy. 
A) phenotypic plasticity. 
B) outcrossing. 
C) dioecious. 
D) K-strategy.

Question 17

An organism's ________ is its lifetime pattern of growth,development,and reproduction.

Accepted Answer

The answer of An organism's ________ is its lifetime pattern...

Question 18

The phenotype expressed by a single genotype can be affected by environmental conditions.

Accepted Answer

A) True 
 B)False

Question 19

Polyandry is more common than polygyny.

Accepted Answer

A) True 
 B)False

Question 20

Parental care is best developed among

Accepted Answer

A) ants and bees. 
B) fish. 
C) salamanders. 
D) snakes and turtles. 
A) ants and bees. 
B) fish. 
C) salamanders. 
D) snakes and turtles.

Exam 10: Life History

In long-lived species of organisms,the primary advantage of delaying reproduction (late maturity)is

The mating system in which males and females mate with one or many of the opposite sex and form no pair bond is known as

The set of phenotypes expressed by a single genotype across a range of environmental conditions is referred as the norm of ________.

Organisms that invest all their energy into growth,development,and energy storage,followed by one massive reproductive effort and then death,are called ________.

Which of the following would be most attractive to a female hummingbird? A mate protecting a territory with

If infant mortality rates are declining,how can the overall population growth rate slow down?

Altricial young are relatively

A sexual system where a male gorilla mates with several females,forming pair bonds with each of them,is called

Communal courtship grounds,or ________,are areas where males congregate to display to females.

Most species of vertebrates are iteroparous.

Extrinsic ecological factors such as the physical environment and the presence of predators or competitors influence age specific rates of mortality and survivorship.

Habitats that are variable in time or short lived will favor ________-strategists.

Reproductive success of an organism is best measured by its

________ selection occurs when members of the same sex compete for access to the opposite sex.

These data support the trade-off that

In the presence of predators,some tadpoles grow larger and more colorful tails to avoid lethal strikes to the head.This ability to respond to the environment via morphological traits is known as

An organism's ________ is its lifetime pattern of growth,development,and reproduction.

The phenotype expressed by a single genotype can be affected by environmental conditions.

Polyandry is more common than polygyny.

Parental care is best developed among

The Nature of Ecology

Climate

The Aquatic Environment

The Terrestrial Environment

Adaptation and Natural Selection

Plant Adaptations to the Environment

Animal Adaptations to the Environment

Properties of Populations

Population Growth

Intraspecific Population Regulation

Species Interactions, population Dynamics, and Natural Selection

Interspecific Competition

Predation

Parasitism and Mutualism

Community Structure

Factors Influencing the Structure of Communities

Community Dynamics

Landscape Dynamics

Ecosystem Energetics

Decomposition and Nutrient Cycling

Biogeochemical Cycles

Terrestrial Ecosystems

Aquatic Ecosystems

Coastal and Wetland Ecosystems

Large-Scale Patterns of Biological Diversity

The Ecology of Climate Change

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