Question 1

Horses and cows are primary consumers.

Accepted Answer

A) True 
 B)False

Question 2

Aquifers are underground reservoirs in the hydrologic cycle.

Accepted Answer

A) True 
 B)False

Question 3

The global hydrologic cycle begins with precipitation falling to Earth, and the cycle is completed by , driven by solar energy.

Accepted Answer

The answer of The global hydrologic cycle begins with precipitation...

Question 4

Fossil fuels are the major reservoir in the phosphorus cycle.

Accepted Answer

A) True 
 B)False

Question 5

Your is a measure of your impact on the environment based on the amount of greenhouse gases you emit.

Accepted Answer

The answer of Your is a measure of your impact...

Question 6

Explain why decomposers and detritus feeders are so important to ecosystems.

Accepted Answer

They recycle nutrients to simp

Question 7

Why is acid rain or acid deposition more of a problem in certain areas, such as New England, than in others?

Accepted Answer

Prevailing winds carry nitrogen oxides a

Question 8

What are the most basic components of all ecosystems?

Accepted Answer

A)  Producers, consumers, and decomposers 
B)  Volcanoes, wind, oceans, and other abiotic parts 
C)  Nutrients and energy 
D)  Communities of organisms 
E)  The living, or biotic part, and the abiotic 
A)  Producers, consumers, and decomposers 
B)  Volcanoes, wind, oceans, and other abiotic parts 
C)  Nutrients and energy 
D)  Communities of organisms 
E)  The living, or biotic part, and the abiotic

Question 9

The greenhouse effect is the ability of

Accepted Answer

A)  certain gases to retain heat in the atmosphere instead of allowing it to be reflected back into space. 
B)  structures created by humans to retain solar energy as short- wave radiation. 
C)  sulfur dioxide and nitrogen oxides to retain heat in the lower atmosphere. 
D)  sulfur dioxide and nitrogen oxides to retain heat in the upper atmosphere. 
E)  certain gases to absorb solar heat and reflect the heat to Earth as short- wave radiation. 
A)  certain gases to retain heat in the atmosphere instead of allowing it to be reflected back into space. 
B)  structures created by humans to retain solar energy as short- wave radiation. 
C)  sulfur dioxide and nitrogen oxides to retain heat in the lower atmosphere. 
D)  sulfur dioxide and nitrogen oxides to retain heat in the upper atmosphere. 
E)  certain gases to absorb solar heat and reflect the heat to Earth as short- wave radiation.

Question 10

Which of the following components is NOT involved in the phosphorus cycle?

Accepted Answer

A)  Consumers 
B)  The atmosphere 
C)  Decomposers 
D)  Producers 
E)  Some rocks and soil 
A)  Consumers 
B)  The atmosphere 
C)  Decomposers 
D)  Producers 
E)  Some rocks and soil

Question 11

Oceans, the atmosphere, and fossil fuels are large reservoirs of

Accepted Answer

A)  phosphorus. 
B)  water. 
C)  carbon. 
D)  nitrogen. 
E)  oxygen. 
A)  phosphorus. 
B)  water. 
C)  carbon. 
D)  nitrogen. 
E)  oxygen.

Question 12

If you are attempting to minimize the amount of mercury in your diet, you should eat

Accepted Answer

A)  high- level carnivores such as tuna. 
B)  low- level carnivores such as tilapia. 
C)  herbivores such as cattle. 
D)  omnivores such as hogs. 
E)  producers such as fruits and vegetables. 
A)  high- level carnivores such as tuna. 
B)  low- level carnivores such as tilapia. 
C)  herbivores such as cattle. 
D)  omnivores such as hogs. 
E)  producers such as fruits and vegetables.

Question 13

The atoms that make up the molecules in our bodies

Accepted Answer

A)  came from a wooly mammoth. 
B)  will be lost back to space soon after we die. 
C)  were once part of a dinosaur. 
D)  have nearly all been on Earth throughout its entire history. 
E)  were all formed recently by nuclear fusion on the sun. 
A)  came from a wooly mammoth. 
B)  will be lost back to space soon after we die. 
C)  were once part of a dinosaur. 
D)  have nearly all been on Earth throughout its entire history. 
E)  were all formed recently by nuclear fusion on the sun.

Question 14

Burning high- sulfur coal increases acid deposition.

Accepted Answer

A) True 
 B)False

Question 15

Tropical rain forests are near the equator; they stay warm all year and have high annual precipitation. Northern coniferous forests have four seasons and most of the precipitation falls during winter and spring. Which of these ecosystems would you expect to be more productive? Explain why.

Accepted Answer

Tropical rain forests are more

Question 16

What are some possible consequences of global warming?

Accepted Answer

The models that predict the effects of g

Question 17

The photosynthetic bacteria that form the basis of the food chain in the Great Salt Lake are classified as

Accepted Answer

A)  secondary consumers. 
B)  carnivores. 
C)  omnivores. 
D)  herbivores. 
E)  producers. 
A)  secondary consumers. 
B)  carnivores. 
C)  omnivores. 
D)  herbivores. 
E)  producers.

Question 18

List and discuss three effects of acid rain or acid deposition on forests.

Accepted Answer

Possible answers: Acid rain (1) leaches

Question 19

Carbon dioxide is the only greenhouse gas.

Accepted Answer

A) True 
 B)False

Question 20

If a fox eats a rodent that ate a smaller insect that ate a plant, the fox is a(n)

Accepted Answer

A)  tertiary consumer. 
B)  autotroph. 
C)  secondary consumer. 
D)  producer. 
E)  primary consumer. 
A)  tertiary consumer. 
B)  autotroph. 
C)  secondary consumer. 
D)  producer. 
E)  primary consumer.

Exam 29: Energy Flow and Nutrient Cycling in Ecosystems

Horses and cows are primary consumers.

Aquifers are underground reservoirs in the hydrologic cycle.

The global hydrologic cycle begins with precipitation falling to Earth, and the cycle is completed by , driven by solar energy.

Fossil fuels are the major reservoir in the phosphorus cycle.

Your is a measure of your impact on the environment based on the amount of greenhouse gases you emit.

Explain why decomposers and detritus feeders are so important to ecosystems.

Why is acid rain or acid deposition more of a problem in certain areas, such as New England, than in others?

What are the most basic components of all ecosystems?

The greenhouse effect is the ability of

Which of the following components is NOT involved in the phosphorus cycle?

Oceans, the atmosphere, and fossil fuels are large reservoirs of

If you are attempting to minimize the amount of mercury in your diet, you should eat

The atoms that make up the molecules in our bodies

Burning high- sulfur coal increases acid deposition.

Tropical rain forests are near the equator; they stay warm all year and have high annual precipitation. Northern coniferous forests have four seasons and most of the precipitation falls during winter and spring. Which of these ecosystems would you expect to be more productive? Explain why.

What are some possible consequences of global warming?

The photosynthetic bacteria that form the basis of the food chain in the Great Salt Lake are classified as

List and discuss three effects of acid rain or acid deposition on forests.

Carbon dioxide is the only greenhouse gas.

If a fox eats a rodent that ate a smaller insect that ate a plant, the fox is a(n)

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

Earths Diverse Ecosystems

Conserving Earths Biodiversity

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

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