From Bacteria to Plants 14
Nature of Science:Disease Detective Solves Mystery 14
Chapter 1 Living Things 18
1 What Is Life? 20
2 Integrating Earth Science:The Origin of Life 29
3 Classifying Organisms 32
4 The Six Kingdoms 44
Chapter 2 Viruses and Bacteria 50
1 Viruses 52
2 Bacteria 60
3 Integrating Health:Viruses,Bacteria,and Your Health 72
Chapter 3 Protists and Fungi 82
1 Protists 84
2 Integrating Environmental Science:Algal Blooms 94
3 Fungi 99
Chapter 4 Introduction to Plants 112
1 The Plant Kingdom 114
2 Integrating Physics:Photosynthesis and Light 124
3 Mosses,Liverworts,and Hornworts 129
4 Ferns and Their Relatives 134
Chapter 5 Seed Plants 142
1 The Characteristics of Seed Plants 144
2 Gymnosperms 154
3 Angiosperms 160
4 Plant Responses and Growth 168
5 Integrating Technology:Feeding the World 172
Interdisciplinary Exploration:Corn—The Amazing Grain 178
Reference Section 186
Skills Handbook 186
Think Like a Scientist 186
Making Measurements 188
Conducting a Scientific Investigation 190
Thinking Critically 192
Organizing Information 194
Creating Data Tables and Graphs 196
Appendix A:Laboratory Safety 199
Appendix B:Using the Microscope 202
Glossary 204
Index 207
Acknowledgments 212
Inquiry Activities 19
CHAPTER PROJECT 19
opportunities for long-term inquiry 19
Chapter 1:Mystery Object 19
Chapter 2:Be a Disease Detective 51
Chapter 3:A Mushroom Farm 83
Chapter 4:Become a Moss Expert 113
Chapter 5:Cycle of a Lifetime 143
DISCOVER 20
Exploration and inquiry before reading 20
Is It Living or Nonliving? 20
How Can the Composition of Air Change? 29
Can You Organize a Junk Drawer? 32
Which Organism Goes Where? 44
Can You Cure a Cold? 52
How Quickly Can Bacteria Multiply? 60
How Do Infectious Diseases Spread? 72
What Lives in a Drop of Pond Water? 84
How Can Algal Growth Affect Pond Life? 94
Do All Molds Look Alike? 99
What Do Leaves Reveal About Plants? 114
What Colors Make Up Sunlight? 124
Will Mosses Absorb Water? 129
How Quickly Can Water Move Upward? 134
Which Plant Part Is It? 144
Are All Leaves Alike? 154
What Is a Fruit? 160
Can a Plant Respond to Touch? 168
Will There Be Enough to Eat? 172
Sharpen your Skills 26
Practice of specific science inquiry skills 26
Designing an Experiment 26
Observing 36
Graphing 63
Predicting 91
Interpreting Data 117
Calculating 150
TRY THIS 22
Reinforcement of key concepts 22
React! 22
Modeling a Virus 55
Bacteria for Breakfast 65
Feeding Paramecia 88
Making Spore Prints 101
Spreading Spores 102
Examining a Fern 136
The In-Seed Story 146
The Scoop on Cones 157
Skills Lab 28
In-depth practice of inquiry skills 28
Please Pass the Bread! 28
How Many Viruses Fit on a Pin? 59
What's for Lunch? 104
Eye on Photosynthesis 122
Masses of Mosses 133
Which Way Is Up? 171
Real-World Lad 42
Everyday application of science concepts 42
Living Mysteries 42
Do Disinfectants Work? 70
An Explosion of Life 97
A Close Look at Flowers 166
Interdisciplinary Activities 66
Science and History 66
Bacteria and Foods of the World 66
Unraveling the Mysteries of Photosynthesis 126
Science and Society 78
Antibiotic Resistance—An Alarming Trend 78
Eutrophication—The Threat to Clear,Clean Water 98
Connection 34
Language Arts 34
Social Studies 74
Language Arts 107
Social Studies 131
Visual Arts 162
EXPLORING 24
Visual exploration of concepts 24
The Experiments of Redi and Pasteur 24
How Viruses Multiply 56
Protozoans 86
Plant Adaptations 118
A Leaf 149
The Life Cycle of a Gymnosperm 158
The Life Cycle of an Angiosperm 163