Question 1

Which of the following is not an example of organisms displaying r-selected adaptations?

Accepted Answer

A) dandelions 
B) whales 
C) aphids 
D) mice 
E) cockroaches 
A) dandelions 
B) whales 
C) aphids 
D) mice 
E) cockroaches

Question 2

Based on surface-area to volume considerations,we would predict that populations of mammals that live in colder climates should have _______ bodies than populations of the same species in warm climates.

Accepted Answer

A) smaller 
B) larger 
C) leaner 
D) taller 
A) smaller 
B) larger 
C) leaner 
D) taller

Question 3

What is the most reasonable conclusion that can be made from data graphed in the figure.

Accepted Answer

A) Adults that are likely to die soon have more offspring than those not likely to die. 
B) Adults with greater fecundity are less likely to die than adults with smaller fecundity. 
C) Adults with greater fecundity are more likely to die than adults with smaller fecundity. 
D) If the probability that an adult is likely to die is great,its fecundity rate is great. 
E) If the probability that an adult is likely to die is great,its fecundity rate is small. 
A) Adults that are likely to die soon have more offspring than those not likely to die. 
B) Adults with greater fecundity are less likely to die than adults with smaller fecundity. 
C) Adults with greater fecundity are more likely to die than adults with smaller fecundity. 
D) If the probability that an adult is likely to die is great,its fecundity rate is great. 
E) If the probability that an adult is likely to die is great,its fecundity rate is small.

Question 4

Populations of organisms that have sigmoid growth curves limited by the carrying capacity are called

Accepted Answer

A) K-selected. 
B) r-selected. 
C) predators. 
D) parasites. 
E) perennials. 
A) K-selected. 
B) r-selected. 
C) predators. 
D) parasites. 
E) perennials.

Question 5

There are three aspects of entire populations that are important and often studied.Select the best choice from the ones listed.

Accepted Answer

A) a population's range,the dispersal of individuals within the range,and the size that the population 
B) a population's range,the amount of food available within the range,and the size that the population attains 
C) a population's range,the parental care received by each offspring within the population,and the size that the population attains 
D) a population's range,the size home range of an individual in the population,and the parental care expended for each offspring 
A) a population's range,the dispersal of individuals within the range,and the size that the population 
B) a population's range,the amount of food available within the range,and the size that the population attains 
C) a population's range,the parental care received by each offspring within the population,and the size that the population attains 
D) a population's range,the size home range of an individual in the population,and the parental care expended for each offspring

Exam 56: Population Ecology

Which of the following is not an example of organisms displaying r-selected adaptations?

Based on surface-area to volume considerations,we would predict that populations of mammals that live in colder climates should have _______ bodies than populations of the same species in warm climates.

What is the most reasonable conclusion that can be made from data graphed in the figure.

Populations of organisms that have sigmoid growth curves limited by the carrying capacity are called

There are three aspects of entire populations that are important and often studied.Select the best choice from the ones listed.

The Science of Biology

The Nature of Molecules

The Chemical Building Blocks of Life

Cell Structure

Membranes

Energy and Metabolism

How Cells Harvest Energy

Photosynthesis

Cell Communication

How Cells Divide

Sexual Reproduction and Meiosis

Patterns of Inheritance

Chromosomes Mapping and the Meiosis - Inheritance Connection

Dna: the Genetic Material

Genes and How They Work

Control of Gene Expression

Biotechnology

Genomics

Cellular Mechanisms of Development

Genes Within Populations

The Evidence for Evolution

The Origin of Species

Systematics and the Phylogenetic Revolution

Genome Evolution

Evolution of Development

The Tree of Life

Viruses

Prokaryotes

Protists

Overview of Green Plants

Fungi

Overview of Animal Diversity

Noncoelomate Invertebrates

Coelomate Invertebrates

Vertebrates

Plant Form

Vegetative Plant Development

Transport in Plants

Plant Nutrition and Soils

Plant Defense Responses

Sensory Systems in Plants

Plant Reproduction

The Animal Body and Principles of Regulation

The Nervous System

Sensory Systems

The Endocrine System

The Musculoskeletal System

The Digestive System

The Respiratory System

The Circulatory System

Osmotic Regulation and the Urinary System

The Immune System

The Reproductive System

Animal Development

Behavioral Biology

Community of Ecology

Dynamics of Ecosystems

The Biosphere

Conservation Biology

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