Question 1

In most species, what process is responsible for sex ratios of approximately 1:1?

Accepted Answer

A)  genetic sex determination 
B)  frequency-dependent selection 
C)  environmental sex determination 
D)  selective abortion 
A)  genetic sex determination 
B)  frequency-dependent selection 
C)  environmental sex determination 
D)  selective abortion

Question 2

Salmon reproduce when many males and females release large quantities of their gametes into a stream. This process, spawning, is a type of

Accepted Answer

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

Question 3

Production of offspring from the nonsexual tissues of a parent is called

Accepted Answer

A)  mitosis. 
B)  binary fission. 
C)  clonal duplication. 
D)  vegetative reproduction. 
E)  parthenogenesis. 
A)  mitosis. 
B)  binary fission. 
C)  clonal duplication. 
D)  vegetative reproduction. 
E)  parthenogenesis.

Question 4

Female red deer (Cervus elaphus) of different ages were found to give birth to fawns of differing sex ratios by means of

Accepted Answer

A)  temperature-dependent sex determination. 
B)  frequency-dependent selection. 
C)  local mate competition. 
D)  selective abortion. 
A)  temperature-dependent sex determination. 
B)  frequency-dependent selection. 
C)  local mate competition. 
D)  selective abortion.

Question 5

Which type of mating strategy is most likely to result in self-fertilization?

Accepted Answer

A)  sequential hermaphrodite 
B)  simultaneous hermaphrodite 
C)  dioecious plant 
D)  binary fission 
A)  sequential hermaphrodite 
B)  simultaneous hermaphrodite 
C)  dioecious plant 
D)  binary fission

In most species, what process is responsible for sex ratios of approximately 1:1?

Salmon reproduce when many males and females release large quantities of their gametes into a stream. This process, spawning, is a type of

Production of offspring from the nonsexual tissues of a parent is called

Female red deer (Cervus elaphus) of different ages were found to give birth to fawns of differing sex ratios by means of

Which type of mating strategy is most likely to result in self-fertilization?

Introduction: Ecology, Evolution, and the Scientific Method

Adaptations to Aquatic Environments

Adaptations to Terrestrial Environments

Adaptations to Variable Environments

Climates and Soils

Terrestrial and Aquatic Biomes

Evolution and Adaptation

Life Histories

Social Behaviours

Population Distributions

Population Growth and Regulation

Population Dynamics Over Space and Time

Predation and Herbivory

Parasitism and Infectious Diseases

Competition

Community Structure

Community Succession

Movement of Energy in Ecosystems

Movement of Elements in Ecosystems

Landscape Ecology, Biogeography, and Global Biodiversity

Global Conservation of Biodiversity

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Exam 9: Reproductive Strategies

In most species, what process is responsible for sex ratios of approximately 1:1?

Salmon reproduce when many males and females release large quantities of their gametes into a stream. This process, spawning, is a type of

Production of offspring from the nonsexual tissues of a parent is called

Female red deer (Cervus elaphus) of different ages were found to give birth to fawns of differing sex ratios by means of

Which type of mating strategy is most likely to result in self-fertilization?

Introduction: Ecology, Evolution, and the Scientific Method

Adaptations to Aquatic Environments

Adaptations to Terrestrial Environments

Adaptations to Variable Environments

Climates and Soils

Terrestrial and Aquatic Biomes

Evolution and Adaptation

Life Histories

Social Behaviours

Population Distributions

Population Growth and Regulation

Population Dynamics Over Space and Time

Predation and Herbivory

Parasitism and Infectious Diseases

Competition

Community Structure

Community Succession

Movement of Energy in Ecosystems

Movement of Elements in Ecosystems

Landscape Ecology, Biogeography, and Global Biodiversity

Global Conservation of Biodiversity

Filters