Question 1

Scientists have found that the Bd infection ____.

Accepted Answer

A)  affects amphibians and fish 
B)  enhances lymphocyte production 
C)  may travel from low elevation to high elevation habitats 
D)  may travel in streams that flow from high elevation to low elevation habitats 
E)  cannot infect amphibians that never enter standing water 
A)  affects amphibians and fish 
B)  enhances lymphocyte production 
C)  may travel from low elevation to high elevation habitats 
D)  may travel in streams that flow from high elevation to low elevation habitats 
E)  cannot infect amphibians that never enter standing water

Question 2

Which habitat patch sustains more species?

Accepted Answer

A)  small 
B)  large 
C)  intact 
D)  separated 
E)  threatened 
A)  small 
B)  large 
C)  intact 
D)  separated 
E)  threatened

Question 3

A DNA barcode is being developed for use in conservation biology based on ____.

Accepted Answer

A)  mitochondrial genes in plants 
B)  chloroplast genes in plants 
C)  nuclear genes in animals 
D)  mitochondrial genes in animals 
E)  bacterial genes 
A)  mitochondrial genes in plants 
B)  chloroplast genes in plants 
C)  nuclear genes in animals 
D)  mitochondrial genes in animals 
E)  bacterial genes

Question 4

Conservation biology is a ____.

Accepted Answer

A)  mature science 
B)  young science 
C)  science that addresses speciation rates 
D)  science practiced by environmentalists 
E)  declining science 
A)  mature science 
B)  young science 
C)  science that addresses speciation rates 
D)  science practiced by environmentalists 
E)  declining science

Question 5

The European starling and the kudzu vine are examples of ____.

Accepted Answer

A)  native species 
B)  pollution 
C)  pathogenic viruses 
D)  fungi 
E)  invasive species 
A)  native species 
B)  pollution 
C)  pathogenic viruses 
D)  fungi 
E)  invasive species

Question 6

Why is the COI gene sequence unsuitable as a DNA barcode for plants?

Accepted Answer

A)  The gene has a much faster evolution rate in plants. 
B)  The gene has a much slower evolution rate in plants. 
C)  There are too many plant species. 
D)  There are not enough plant species. 
E)  It is too difficult to extract plant DNA. 
A)  The gene has a much faster evolution rate in plants. 
B)  The gene has a much slower evolution rate in plants. 
C)  There are too many plant species. 
D)  There are not enough plant species. 
E)  It is too difficult to extract plant DNA.

Question 7

Beta-diversity measures diversity across communities.

Accepted Answer

A) True 
 B)False

Question 8

Most deaths among endangered Florida panthers are caused by disease.

Accepted Answer

A) True 
 B)False

Question 9

What are at least two arguments for conserving biodiversity?

Accepted Answer

The chapter outlines three general benef

Question 10

The communities established under pure stands of eastern hemlock will likely become extinct because of ____.

Accepted Answer

A)  feeding on the trees by the wooly adelgid 
B)  the Bd infection of hemlock trees 
C)  pathogenic viruses attacking these populations 
D)  pathogenic fungi attacking hemlock trees 
E)  invasive species exploiting their niche 
A)  feeding on the trees by the wooly adelgid 
B)  the Bd infection of hemlock trees 
C)  pathogenic viruses attacking these populations 
D)  pathogenic fungi attacking hemlock trees 
E)  invasive species exploiting their niche

Question 11

According to Myers, a biodiversity hot spot must harbor at least ____.

Accepted Answer

A)  20 predator species 
B)  100 endemic plant species 
C)  15 extinct species 
D)  1500 endemic plant species 
E)  100 endangered species 
A)  20 predator species 
B)  100 endemic plant species 
C)  15 extinct species 
D)  1500 endemic plant species 
E)  100 endangered species

Question 12

The yellow-bellied glider is a mammal whose continued survival depends on undisturbed eucalyptus forests.

Accepted Answer

A) True 
 B)False

Question 13

The global decline and extinction of insects affects which organisms?

Accepted Answer

A)  wild plants 
B)  agricultural crops 
C)  mammals 
D)  amphibians, reptiles, and birds 
E)  wild plants and agricultural crops, amphibians, reptiles, and birds 
A)  wild plants 
B)  agricultural crops 
C)  mammals 
D)  amphibians, reptiles, and birds 
E)  wild plants and agricultural crops, amphibians, reptiles, and birds

Question 14

A developer putting tract housing in a previously pristine area plans numerous small, open space areas where the original habitat is to remain. As a conservationist, how would you suggest changing the plan, if at all (assume that canceling the development is not an option)? Why?

Accepted Answer

One large preserve would be better than

Question 15

The number of species a patch will support depends on its ____ and ____.

Accepted Answer

A)  size; species richness 
B)  size; habitat 
C)  area; species richness 
D)  size; proximity to larger patches 
E)  habitat; proximity to larger patches 
A)  size; species richness 
B)  size; habitat 
C)  area; species richness 
D)  size; proximity to larger patches 
E)  habitat; proximity to larger patches

Question 16

Overexploitation occurs as a result of ____.

Accepted Answer

A)  harvesting of predators 
B)  transformation of an ecosystem to a desert 
C)  soil nutrient loss 
D)  the combined outcome of desertification and global warming 
E)  excessive harvesting of an animal or plant species 
A)  harvesting of predators 
B)  transformation of an ecosystem to a desert 
C)  soil nutrient loss 
D)  the combined outcome of desertification and global warming 
E)  excessive harvesting of an animal or plant species

Question 17

Photosynthetic organisms are essential for limiting the damage done by global warming because they ____.

Accepted Answer

A)  move carbon from the atmosphere to living organisms 
B)  move carbon from the soil to the atmosphere 
C)  move carbon from the atmosphere to the soil 
D)  produce oxygen 
E)  sequester carbon in geologic sediments 
A)  move carbon from the atmosphere to living organisms 
B)  move carbon from the soil to the atmosphere 
C)  move carbon from the atmosphere to the soil 
D)  produce oxygen 
E)  sequester carbon in geologic sediments

Question 18

Disturbance and exposure at borders of habitat fragments are collectively termed ____.

Accepted Answer

A)  edge effects 
B)  fragmentation effects 
C)  anthropogenic disturbances 
D)  reduced perimeter diversity 
E)  boundary decline 
A)  edge effects 
B)  fragmentation effects 
C)  anthropogenic disturbances 
D)  reduced perimeter diversity 
E)  boundary decline

Question 19

By one estimation, the gross global ecosystem valuation is ____.

Accepted Answer

A)  equivalent to the total carbon dioxide processed by all ecosystems 
B)  equivalent to the total amount of carbon fixed 
C)  equivalent to the value of all goods produced on Earth 
D)  greater than the value of all goods produced on Earth 
E)  less than the value of all goods produced on Earth 
A)  equivalent to the total carbon dioxide processed by all ecosystems 
B)  equivalent to the total amount of carbon fixed 
C)  equivalent to the value of all goods produced on Earth 
D)  greater than the value of all goods produced on Earth 
E)  less than the value of all goods produced on Earth

Question 20

Background extinction rates once eliminated seven to eight species per year.

Accepted Answer

A) True 
 B)False

Exam 55: Biodiversity and Conservation Biology

Scientists have found that the Bd infection ____.

Which habitat patch sustains more species?

A DNA barcode is being developed for use in conservation biology based on ____.

Conservation biology is a ____.

The European starling and the kudzu vine are examples of ____.

Why is the COI gene sequence unsuitable as a DNA barcode for plants?

Beta-diversity measures diversity across communities.

Most deaths among endangered Florida panthers are caused by disease.

What are at least two arguments for conserving biodiversity?

The communities established under pure stands of eastern hemlock will likely become extinct because of ____.

According to Myers, a biodiversity hot spot must harbor at least ____.

The yellow-bellied glider is a mammal whose continued survival depends on undisturbed eucalyptus forests.

The global decline and extinction of insects affects which organisms?

A developer putting tract housing in a previously pristine area plans numerous small, open space areas where the original habitat is to remain. As a conservationist, how would you suggest changing the plan, if at all (assume that canceling the development is not an option)? Why?

The number of species a patch will support depends on its ____ and ____.

Overexploitation occurs as a result of ____.

Photosynthetic organisms are essential for limiting the damage done by global warming because they ____.

Disturbance and exposure at borders of habitat fragments are collectively termed ____.

By one estimation, the gross global ecosystem valuation is ____.

Background extinction rates once eliminated seven to eight species per year.

Introduction to Biological Concepts and Research

Life, Chemistry, and Water

Biological Molecules: the Carbon Compounds of Life

Cells

Membranes and Transport

Energy, Enzymes, and Biological Reactions

Cellular Respiration: Harvesting Chemical Energy

Photosynthesis

Cell Communication

Cell Division and Mitosis

Meiosis: the Cellular Basis of Sexual Reproduction

Mendel, Genes, and Inheritance

Genes, Chromosomes, and Human Genetics

Dna Structure, Replication, and Organization

Gene Expression: From Dna to Protein

Regulation of Gene Expression

Bacterial and Viral Genetics

Dna Technology: Making and Using Genetically Altered Organisms, and Other Applications

Genomes and Proteomes

The Development of Evolutionary Thought

Microevolution: Genetic Changes Within Populations

Speciation

Paleobiology and Macroevolution

Systematic Biology: Phylogeny and Classification

The Origin of Life

Prokaryotes and Viruses

Protists

Seedless Plants

Seed Plants

Fungi

Animal Phylogeny, Acoelomates, and Protostomes

Deuterostomes: Vertebrates and Their Closest Relatives

The Plant Body

Transport in Plants

Plant Nutrition

Reproduction and Development in Flowering Plants

Plant Signals and Responses to the Environment

Introduction to Animal Organization and Physiology

Information Flow and the Neuron

Nervous Systems

Sensory Systems

The Endocrine System

Muscles, Bones, and Body Movements

The Circulatory System

Defenses Against Disease

Gas Exchange: the Respiratory System

Digestive Systems and Animal Nutrition

Regulating the Internal Environment: Osmoregulation, Excretion, and Thermoregulation

Animal Reproduction

Animal Development

Ecology and the Biosphere

Population Ecology

Population Interactions and Community Ecology

Ecosystems

Animal Behavior

Filters

The number of species a patch will support depends on its and .