Question 1

The true measure of an organism's reproductive success is

Accepted Answer

A)  its fitness.
B)  its survival.
C)  the total number of offspring produced.
D)  its life span.E) A) and D)
F) B) and D)

Question 2

In birds, siblicide is more likely to occur when the hatching of eggs is asynchronous rather than synchronous.

Accepted Answer

A) True 
 B)False

Question 3

Female choice is most apparent in situations in which males congregate at a lek.

Accepted Answer

A) True 
 B)False

Question 4

Established plants are unable to select a new habitat.

Accepted Answer

A) True 
 B)False

Question 5

Little parental care is required by ________ offspring.

Accepted Answer

The answer of Little parental care is required by ________...

Question 6

Individual organisms that possess both male and female organs are considered ________.

Accepted Answer

hermaphrod...

Question 7

________ plants are those with separate male and female individuals.

Accepted Answer

The answer of ________ plants are those with separate male...

Question 8

A female exhibits two major approaches in choosing a mate: the phenotypic characteristics of the mate or the

Accepted Answer

A)  number of other females the males has in his harem.
B)  ability of the male to provide resources.
C)  number of offspring the male has previously produced.
D)  age of the male.E) All of the above
F) A) and C)

Question 9

An individual's fitness is defined by the number of offspring it produces.

Accepted Answer

A) True 
 B)False

Question 10

The reproductive strategy in which relatively few young are produced at repeated intervals during an individual's life is referred to as

Accepted Answer

A)  semelparity.
B)  iteroparity.
C)  altricial.
D)  precocial.E) B) and D)
F) B) and C)

Question 11

The process in which organisms actively choose a specific location to inhabit is called ________.

Accepted Answer

The answer of The process in which organisms actively choose...

Question 12

An r-strategist is characterized by

Accepted Answer

A)  slow population growth.
B)  a slow rate of development.
C)  a long life expectancy.
D)  density-independent mortality.E) All of the above
F) A) and D)

Question 13

An individual that experiences a sex reversal during its lifetime is a

Accepted Answer

A)  simultaneous hermaphrodite.
B)  sequential hermaphrodite.
C)  result of parthenogenesis.
D)  dioecious individual.E) B) and C)
F) A) and D)

Question 14

In general, parental investment has a positive correlation with the number of young produced.

Accepted Answer

A) True 
 B)False

Question 15

________ is the killing of one sibling by another.

Accepted Answer

The answer of ________ is the killing of one sibling...

Question 16

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

Accepted Answer

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

Question 17

The mode of reproduction in which individuals produce fewer young at one time and repeat reproduction multiple times throughout their life is known as ________.

Accepted Answer

The answer of The mode of reproduction in which individuals...

Question 18

Asynchronous hatching

Accepted Answer

A)  ensures survival of all offspring in times of limited resources.
B)  is practiced by many insect species.
C)  favours the survival of the early hatched young.
D)  is the same as siblicide.E) A) and C)
F) None of the above

Question 19

According to Grime's model of life history variation in plants, trees and shrubs are generally categorized as CS strategists.

Accepted Answer

A) True 
 B)False

Question 20

Direct, aggressive competition among individuals for the opportunity to mate with the opposite sex is characteristic of

Accepted Answer

A)  intrasexual selection.
B)  polygyny.
C)  polyandry.
D)  intersexual selection.E) A) and C)
F) B) and C)

Exam 8: Life History Patterns

In birds, siblicide is more likely to occur when the hatching of eggs is asynchronous rather than synchronous.

Correct AnswerverifiedShow Answer

In general, parental investment has a positive correlation with the number of young produced.

Correct AnswerverifiedShow Answer

Female choice is most apparent in situations in which males congregate at a lek.

Correct AnswerverifiedShow Answer

________ plants are those with separate male and female individuals.

Correct AnswerverifiedShow Answer

________ is the killing of one sibling by another.

Correct AnswerverifiedShow Answer

An r-strategist is characterized by

Correct AnswerverifiedShow Answer

A female exhibits two major approaches in choosing a mate: the phenotypic characteristics of the mate or the

Correct AnswerverifiedShow Answer

The reproductive strategy in which relatively few young are produced at repeated intervals during an individual's life is referred to as

Correct AnswerverifiedShow Answer

Established plants are unable to select a new habitat.

Correct AnswerverifiedShow Answer

According to Grime's model of life history variation in plants, trees and shrubs are generally categorized as CS strategists.

Correct AnswerverifiedShow Answer

The process in which organisms actively choose a specific location to inhabit is called ________.

Correct AnswerverifiedShow Answer

The mode of reproduction in which individuals produce fewer young at one time and repeat reproduction multiple times throughout their life is known as ________.

Correct AnswerverifiedShow Answer

Direct, aggressive competition among individuals for the opportunity to mate with the opposite sex is characteristic of

Correct AnswerverifiedShow Answer

The true measure of an organism's reproductive success is

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Individual organisms that possess both male and female organs are considered ________.

Correct Answerverifiedhermaphrod...View AnswerShow Answer

An individual's fitness is defined by the number of offspring it produces.

Correct AnswerverifiedShow Answer

Little parental care is required by ________ offspring.

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An individual that experiences a sex reversal during its lifetime is a

Correct AnswerverifiedShow Answer

Asynchronous hatching

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hermaphrod...
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