WHERE HAVE ALL THE CREATURES GONE?

WHERE HAVE ALL THE CREATURES GONE?

Organisms and Ecosystems

IQWST LEADERSHIP AND DEVELOPMENT TEAM

Joseph S. Krajcik, Ph.D., Michigan State University Brian J. Reiser, Ph.D., Northwestern University

LeeAnn M. Sutherland, Ph.D., University of Michigan David Fortus, Ph.D., Weizmann Institute of Science

Unit Leaders

Strand Leader: Brian J. Reiser, Ph.D., Northwestern University Lead Developer: Lou-Ellen Finn, Northwestern University Meridith Bruozas, Northwestern University Jeff Dodick, Ph.D., The Hebrew University of Jerusalem Leema Kuhn, Ph.D., University of Texas, Austin Judith LaChance-Whitcomb, Northwestern University

Unit Contributors

Woodie Bennett, Chicago Public Schools, IL Rebecca Daniels, Evanston Public Schools, IL

Teresa Hehn, Chicago Public Schools, IL Barbara Hug, Ph.D., University of Illinois at Urbana-Champaign

Lisa Kenyon, Ph.D., Wright State University Victor Lee, Ph.D., Utah State University Nadia Masif, Northwestern University Lori Stenger, Chicago Public Schools, IL

LeeAnn M. Sutherland, Ph.D., University of Michigan Tanya Turner-Ayala, Chicago Public Schools, IL

Carrie Tzou, Ph.D., University of Washington, Bothell

Unit Pilot Teachers

Woodie Bennett, Chicago Public Schools, IL Judith LaChance-Whitcomb, Chicago Public Schools, IL

Shannon Swilley, Chicago Public Schools, IL

Unit Reviewers

Lori Kurth, Ph.D., Project 2061, American Association for the Advancement of Science Jo Ellen Roseman, Ph.D., Project 2061, American Association for the Advancement of Science

Investigating and Questioning Our World through Science and Technology (IQWST)

WHERE HAVE ALL THE CREATURES GONE?

Organisms and Ecosystems

Student Edition Life Science 1 (LS1) LS1 Creatures SE 2.0.5 ISBN-13: 978-1-937846-02-2

Life Science 1 (LS1) Where Have All the Creatures Gone? Organisms and Ecosystems ISBN-13: 978-1-937846-02-2 Copyright ? 2017 by Activate Learning. All rights reserved. No part of this book may be reproduced, by any means, without permission from the publisher. Requests for permission or information should be addressed to Activate Learning, 44 Amogerone Crossway #7862 Greenwich, CT 06836

About the Publisher

Activate Learning is a mission-driven company that is passionate about STEM education. We make it easy for teachers to teach with quality, investigation-centered science curriculum, tools, and technology. For more information about what we do, please visit our website at .

IQWST (Investigating and Questioning Our World through Science and Technology) was developed with funding from the National Science Foundation grants 0101780 and 0439352 awarded to the University of Michigan, and 0439493 awarded to Northwestern University. The ideas expressed herein are those of members of the development team and not necessarily those of NSF.

LS1 CONTENTS

Lesson 1 ? What Can Cause Populations to Change?

1

Lesson 2 ? What Could Be Causing the

Trout Population to Change?

17

Lesson 3 ? Why Do Living Things Need Food?

23

Lesson 4 ? Where Do Living Things Get the

Food They Need?

37

Lesson 5 ? Trout: Predator or Prey?

45

Lesson 6 ? Why Should We Care about an Invader?

57

Lesson 7 ? Could the Sea Lamprey Have a Major

Impact as a Predator?

67

Lesson 8 ? Structure and Function in All Organisms

79

Lesson 9 ? How Can an Invader Affect an Ecosystem?

87

Lesson 10 ? How Does the Sea Lamprey Affect

the Trout?

105

Lesson 11 ? Are There Other Things that Affect

Populations?

111

Lesson 12 ? Are Abiotic Factors Affecting the Trout?

117

Lesson 13 ? What Can Cause a Population to Change?

121

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