Question 1

Food that is produced using unsustainable farming practices tends to

Accepted Answer

A)  be cheaper. 
B)  have more complex carbohydrates. 
C)  be less susceptible to pest damage. 
D)  have a lower fat content. 
E)  have a longer shelf life. 
A)  be cheaper. 
B)  have more complex carbohydrates. 
C)  be less susceptible to pest damage. 
D)  have a lower fat content. 
E)  have a longer shelf life.

Question 2

Even when a natural ecosystem is not completely destroyed, it may become broken into small pieces. This is known as

Accepted Answer

A)  no- till cropping. 
B)  habitat fragmentation. 
C)  habitat destruction. 
D)  clear- cutting. 
E)  pollution. 
A)  no- till cropping. 
B)  habitat fragmentation. 
C)  habitat destruction. 
D)  clear- cutting. 
E)  pollution.

Question 3

Farmers who practice no- till methods commonly use herbicides.

Accepted Answer

A) True 
 B)False

Question 4

Some biologists believe that life on Earth is in the midst of a sixth major mass- extinction event caused by

Accepted Answer

A)  loss of genetic diversity due to inbreeding. 
B)  human activity. 
C)  a gradual decrease in global temperature. 
D)  sustainable agriculture efforts. 
E)  coevolution of predator and prey species. 
A)  loss of genetic diversity due to inbreeding. 
B)  human activity. 
C)  a gradual decrease in global temperature. 
D)  sustainable agriculture efforts. 
E)  coevolution of predator and prey species.

Question 5

Organic farming involves

Accepted Answer

A)  using organic pesticides and herbicides. 
B)  using large farm equipment to fertilize, plow, and harvest. 
C)  allowing natural predators to control pests. 
D)  planting genetically engineered crops only. 
E)  adding organic fertilizers to the soil. 
A)  using organic pesticides and herbicides. 
B)  using large farm equipment to fertilize, plow, and harvest. 
C)  allowing natural predators to control pests. 
D)  planting genetically engineered crops only. 
E)  adding organic fertilizers to the soil.

Question 6

The of the planet is the area of Earth's surface that is actually available to generate resources and process wastes.

Accepted Answer

The answer of The of the planet is the area...

Question 7

Why is the term sustainable development nearly an oxymoron?

Accepted Answer

Development often means the de

Question 8

In the ocean, whales are the keystone species.

Accepted Answer

A) True 
 B)False

Question 9

-According to the graph, the human population's biological footprint in 2000 was estimated at

Accepted Answer

A)  0.6 Earth. 
B)  1.2 Earths. 
C)  0.8 Earth. 
D)  0.5 Earth. 
E)  1 Earth. 
A)  0.6 Earth. 
B)  1.2 Earths. 
C)  0.8 Earth. 
D)  0.5 Earth. 
E)  1 Earth.

Exam 31: Conserving Earths Biodiversity

Food that is produced using unsustainable farming practices tends to

Even when a natural ecosystem is not completely destroyed, it may become broken into small pieces. This is known as

Farmers who practice no- till methods commonly use herbicides.

Some biologists believe that life on Earth is in the midst of a sixth major mass- extinction event caused by

Organic farming involves

The of the planet is the area of Earth's surface that is actually available to generate resources and process wastes.

Why is the term sustainable development nearly an oxymoron?

In the ocean, whales are the keystone species.

-According to the graph, the human population's biological footprint in 2000 was estimated at

An Introduction to Life on Earth

Atoms, Molecules, and Life

Biological Molecules

Cell Structure and Function

Cell Membrane Structure and Function

Energy Flow in the Life of a Cell

Capturing Solar Energy: Photosynthesis

Harvesting Energy: Glycolysis and Cellular Respiration

Cellular Reproduction

Meiosis: the Basis of Sexual Reproduction

Patterns of Inheritance

Dna: the Molecule of Heredity

Gene Expression and Regulation

Biotechnology

Principles of Evolution

How Populations Evolve

The Origin of Species

The History of Life

Systematics: Seeking Order Amid Diversity

The Diversity of Prokaryotes and Viruses

The Diversity of Protists

The Diversity of Plants

The Diversity of Fungi

Animal Diversity I: Invertebrates

Animal Diversity II: Vertebrates

Animal Behavior

Population Growth and Regulation

Community Interactions

Energy Flow and Nutrient Cycling in Ecosystems

Earths Diverse Ecosystems

Homeostasis and the Organization of the Animal Body

Circulation

Respiration

Nutrition and Digestion

The Urinary System

Defenses Against Disease

Chemical Control of the Animal Body: the Endocrine System

The Nervous System

The Senses

Action and Support: the Muscles and Skeleton

Animal Reproduction

Animal Development

Plant Anatomy and Nutrient Transport

Plant Reproduction and Development

Plant Responses to the Environment

Filters