Question 1

Which of the following is NOT a contributing factor in species extinction?

Accepted Answer

A) habitat loss 
B) overharvesting 
C) habitat fragmentation 
D) conservation biology 
E) illegal wildlife trading 
A) habitat loss 
B) overharvesting 
C) habitat fragmentation 
D) conservation biology 
E) illegal wildlife trading

Question 2

The first level of inquiry in making a systematic survey of biodiversity is carried out

Accepted Answer

A) at the ecoregion level. 
B) among the riparian zones. 
C) in hot spots. 
D) at the regional research station. 
E) on a global scale. 
A) at the ecoregion level. 
B) among the riparian zones. 
C) in hot spots. 
D) at the regional research station. 
E) on a global scale.

Question 3

One of the major causes of panda bears becoming endangered is

Accepted Answer

A) habitat loss and fragmentation. 
B) increasing the effects of chemical pollution. 
C) a sexually transmitted disease that plagues the bears. 
D) introduced exotic species into a habitat. 
E) all of these. 
A) habitat loss and fragmentation. 
B) increasing the effects of chemical pollution. 
C) a sexually transmitted disease that plagues the bears. 
D) introduced exotic species into a habitat. 
E) all of these.

Question 4

Which of the following are true of trash?

Accepted Answer

A) Cigarette filters can persist in the environment for 10 years. 
B) Components of a disposable diaper will persist for 100 years. 
C) A plastic bag can persist for 50 years. 
D) Many animals are killed by consuming trash each year. 
E) All of these are true. 
A) Cigarette filters can persist in the environment for 10 years. 
B) Components of a disposable diaper will persist for 100 years. 
C) A plastic bag can persist for 50 years. 
D) Many animals are killed by consuming trash each year. 
E) All of these are true.

Question 5

Settlers to the United States found between __________ and __________ passenger pigeons.They are extinct today.

Accepted Answer

A) 15,000-25,000 
B) 3-5 billion 
C) 50-100 million 
D) none; they are native to Europe 
E) none of these 
A) 15,000-25,000 
B) 3-5 billion 
C) 50-100 million 
D) none; they are native to Europe 
E) none of these

Question 6

__________ are regions rich in endemic species and under a high level of threat.

Accepted Answer

The answer of __________ are regions rich in endemic species...

Question 7

Habitats with the most species in greatest danger of extinction are called

Accepted Answer

A) ecoregions. 
B) indicator species. 
C) riparian zones. 
D) hot spots. 
E) conservation islands. 
A) ecoregions. 
B) indicator species. 
C) riparian zones. 
D) hot spots. 
E) conservation islands.

Question 8

The dodo

Accepted Answer

A) is a large, flightless bird. 
B) became extinct at human hands. 
C) lived only on Mauritius. 
D) was plentiful in the year 1600 
E) includes all of these descriptions. 
A) is a large, flightless bird. 
B) became extinct at human hands. 
C) lived only on Mauritius. 
D) was plentiful in the year 1600 
E) includes all of these descriptions.

Question 9

All of the following are goals of conservation biology EXCEPT

Accepted Answer

A) to investigate the evolutionary and ecological origins of biodiversity. 
B) to survey the range of biodiversity. 
C) to determine if loss of any specific species would be detrimental to mankind. 
D) to identify ways to maintain and use biodiversity to help man. 
E) all of these are true. 
A) to investigate the evolutionary and ecological origins of biodiversity. 
B) to survey the range of biodiversity. 
C) to determine if loss of any specific species would be detrimental to mankind. 
D) to identify ways to maintain and use biodiversity to help man. 
E) all of these are true.

Question 10

Which of the following is least likely to be a cause of extinction?

Accepted Answer

A) asteroid impact 
B) human activity 
C) adaptive radiation 
D) tectonic activity 
E) climate change 
A) asteroid impact 
B) human activity 
C) adaptive radiation 
D) tectonic activity 
E) climate change

Question 11

__________ cause habitat loss, degradation of habitat, and habitat fragmentation, all of which can endanger the __________ species.

Accepted Answer

The answer of __________ cause habitat loss, degradation of habitat,...

Question 12

Curtis's contention that if the last blue whale were to choke on the last panda bear and it still would not be the end of the world was his way of

Accepted Answer

A) stressing the improper attitude of some environmental activists and to encourage the drilling for oil in Alaska. 
B) stressing the importance of some bacteria to the biosphere. 
C) encouraging the study of endangered species. 
D) shocking an audience into the study of conservation biology. 
E) doing none of these. 
A) stressing the improper attitude of some environmental activists and to encourage the drilling for oil in Alaska. 
B) stressing the importance of some bacteria to the biosphere. 
C) encouraging the study of endangered species. 
D) shocking an audience into the study of conservation biology. 
E) doing none of these.

Question 13

All of the following can contribute to desertification EXCEPT

Accepted Answer

A) drought. 
B) overplowing. 
C) overgrazing. 
D) natural fertilizer. 
E) all of these. 
A) drought. 
B) overplowing. 
C) overgrazing. 
D) natural fertilizer. 
E) all of these.

Question 14

Conservation biology includes

Accepted Answer

A) a survey of biological diversity. 
B) a look at the evolutionary origins of diversity. 
C) ecological considerations of diversity. 
D) an effort to maintain biodiversity. 
E) all of these. 
A) a survey of biological diversity. 
B) a look at the evolutionary origins of diversity. 
C) ecological considerations of diversity. 
D) an effort to maintain biodiversity. 
E) all of these.

Question 15

In 2006, the U.S.generated __________ tons of trash.

Accepted Answer

A) 22 billion 
B) 251 million 
C) 29 million 
D) 200 million 
E) none of these 
A) 22 billion 
B) 251 million 
C) 29 million 
D) 200 million 
E) none of these

Question 16

All of the following can contribute to desertification EXCEPT

Accepted Answer

A) drought. 
B) overplowing. 
C) overgrazing. 
D) farming in areas with high winds. 
E) all of these. 
A) drought. 
B) overplowing. 
C) overgrazing. 
D) farming in areas with high winds. 
E) all of these.

Exam 49: Human Impacts on the Biosphere

Which of the following is NOT a contributing factor in species extinction?

The first level of inquiry in making a systematic survey of biodiversity is carried out

One of the major causes of panda bears becoming endangered is

Which of the following are true of trash?

Settlers to the United States found between __________ and __________ passenger pigeons.They are extinct today.

__________ are regions rich in endemic species and under a high level of threat.

Habitats with the most species in greatest danger of extinction are called

The dodo

All of the following are goals of conservation biology EXCEPT

Which of the following is least likely to be a cause of extinction?

__________ cause habitat loss, degradation of habitat, and habitat fragmentation, all of which can endanger the __________ species.

Curtis's contention that if the last blue whale were to choke on the last panda bear and it still would not be the end of the world was his way of

All of the following can contribute to desertification EXCEPT

Conservation biology includes

In 2006, the U.S.generated __________ tons of trash.

All of the following can contribute to desertification EXCEPT

Invitation to Biology

Lifes Chemical Basis

Molecules of Life

Cell Structure and Function

A Closer Look at Cell Membranes

Ground Rules of Metabolism

Where It Startsphotosynthesis

Energy-Releasing Pathways

How Cells Reproduce

Meiosis and Sexual Reproduction

Observing Patterns in Inherited Traits

Chromosomes and Human Inheritance

Dna Structure and Function

From Dna to Protein

Controls Over Genes

Recombinant Dna and Genetic Engineering

The Macroevolutionary Puzzle

Emergence of Evolutionary Thought

Organizing Information About Species

The Origin and Evolution of Life

Viruses and Prokaryotes

Protists the Simplest Eukaryotes

Plants

Fungi

Animals: the Invertebrates

Animal Evolution the Chordates

Human Evolution: a Case Study

Plant Tissues

Plant Nutrition and Transport

Plant Reproduction

Plant Growth and Development

Animal Tissues and Organ Systems

Neural Control

Sensory Perception

Endocrine Control

Protection, Support, and Movement

Circulation

Immunity

Respiration

Digestion and Human Nutrition

Maintaining the Internal Environment

Animal Reproductive Systems

Animal Development

Animal Behavior

Population Ecology

Community Structure and Biodiversity

Ecosystems

The Biosphere

Filters

Settlers to the United States found between and passenger pigeons.They are extinct today.

cause habitat loss, degradation of habitat, and habitat fragmentation, all of which can endanger the species.