Question 1

Reproductive is maximum at birth because the organism has not begun to reproduce.

Accepted Answer

A) True 
 B)False

Question 2

Resting stages are an adaptation to unpredictable environments.

Accepted Answer

A) True 
 B)False

Question 3

Genes that act after reproduction is completed are not affected by selection.

Accepted Answer

A) True 
 B)False

Question 4

Natural selection has its greatest effect where Vx is __________.

Accepted Answer

Question 5

Cole's paradox states that

Accepted Answer

A)   the difference in between semelparity and iteroparity is relatively small.
B)   iteroparity is really the same as semelparity.
C)   for iteroparous species the mortality costs are small.
D)   for semelparous species the mortality costs are small.
E)   none of the aboveF) B) and D)
G) B) and E)

Question 6

A life history strategy refers to the fact that

Accepted Answer

A)   the organism designs its own reproductive pattern.
B)   natural selection operates on just one aspect of reproduction.
C)   energy does not limit reproduction.
D)   the life history consists of a suite of adaptations.
E)   none of the aboveF) A) and D)
G) A) and C)

Question 7

Deleterious mutations that act __________ the peak in Vx are not affected by selection.

Accepted Answer

Question 8

According to bet-hedging theory organisms reduce the variation in fitness relative to the mean fitness.

Accepted Answer

A) True 
 B)False

Question 9

Neoteny tends to occur in high energy environments.

Accepted Answer

A) True 
 B)False

Question 10

Reproductive value measures the

Accepted Answer

A)   value of R0 for the entire population.
B)   lifetime reproductive output of an individual.
C)   expected reproductive output of an individual of a specific age.
D)   expected reproductive output at one moment in time.
E)   none of the aboveF) None of the above
G) B) and D)

Question 11

Jack in the pulpit exhibits sequential hermaphroditism as an adaptation to

Accepted Answer

A)   avoid predation on female plants.
B)   avoid predation on male plants.
C)   the variation in energy availability.
D)   decrease the energy cost of switching sex.
E)   none of the aboveF) A) and B)
G) B) and E)

Question 12

Empirical studies show that

Accepted Answer

A)   reproduction has a mortality cost.
B)   mortality has a reproductive cost.
C)   artificially large clutches produce more young.
D)   reducing the clutch size increases mortality.
E)   none of the aboveF) None of the above
G) A) and B)

Question 13

r-selected species occur in competitive environments.

Accepted Answer

A) True 
 B)False

Question 14

The fundamental basis for the evolution of the life history strategy is that __________.

Accepted Answer

the organism has fin...

Exam 10: Life History Strategies

Neoteny tends to occur in high energy environments.

Correct Answer
verified

A life history strategy refers to the fact that

Correct Answer
verified

Jack in the pulpit exhibits sequential hermaphroditism as an adaptation to

Correct Answer
verified

Resting stages are an adaptation to unpredictable environments.

Correct Answer
verified

Cole's paradox states that

Correct Answer
verified

According to bet-hedging theory organisms reduce the variation in fitness relative to the mean fitness.

Correct Answer
verified

Natural selection has its greatest effect where V_x is __________.

Correct Answer
verified

The fundamental basis for the evolution of the life history strategy is that __________.

Correct Answer
verified
the organism has fin...
View Answer

r-selected species occur in competitive environments.

Correct Answer
verified

Empirical studies show that

Correct Answer
verified

Reproductive is maximum at birth because the organism has not begun to reproduce.

Correct Answer
verified

Genes that act after reproduction is completed are not affected by selection.

Correct Answer
verified

Deleterious mutations that act __________ the peak in V_x are not affected by selection.

Correct Answer
verified

Reproductive value measures the

Correct Answer
verified

Exam 10: Life History Strategies

Neoteny tends to occur in high energy environments.

Correct AnswerverifiedShow Answer

A life history strategy refers to the fact that

Correct AnswerverifiedShow Answer

Jack in the pulpit exhibits sequential hermaphroditism as an adaptation to

Correct AnswerverifiedShow Answer

Resting stages are an adaptation to unpredictable environments.

Correct AnswerverifiedShow Answer

Cole's paradox states that

Correct AnswerverifiedShow Answer

According to bet-hedging theory organisms reduce the variation in fitness relative to the mean fitness.

Correct AnswerverifiedShow Answer

Natural selection has its greatest effect where Vx is __________.

Correct AnswerverifiedShow Answer

The fundamental basis for the evolution of the life history strategy is that __________.

Correct Answerverifiedthe organism has fin...View AnswerShow Answer

r-selected species occur in competitive environments.

Correct AnswerverifiedShow Answer

Empirical studies show that

Correct AnswerverifiedShow Answer

Reproductive is maximum at birth because the organism has not begun to reproduce.

Correct AnswerverifiedShow Answer

Genes that act after reproduction is completed are not affected by selection.

Correct AnswerverifiedShow Answer

Deleterious mutations that act __________ the peak in Vx are not affected by selection.

Correct AnswerverifiedShow Answer

Reproductive value measures the

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
verified

Natural selection has its greatest effect where V_x is __________.

Correct Answer
verified

Correct Answer
verified
the organism has fin...
View Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Deleterious mutations that act __________ the peak in V_x are not affected by selection.

Correct Answer
verified

Correct Answer
verified