tailieunhanh - Ebook Life science: Earth's Ecosystems

(BQ) Ebook Life science: Earth's Ecosystems provides about what is the task of decomposers in an ecosystem? What is the difference between a food chain and a food web? What are two ways that carbon can enter an ecosystem? Mutualism and commensalism are two different kinds of symbiosis. | Genre Comprehension Skill Text Features Science Content Nonfiction Predict Captions Charts Diagrams Glossary Ecosystems Scott Foresman Science I PEARSON I I Scott Foresman I 9 ISBN 0-328-13989-0 III I II . I _ _ l ll ll l 780328 139897 by Isaura Johnson Vocabulary competition decomposer energy pyramid host parasite succession symbiosis Picture Credits Every effort has been made to secure permission and provide appropriate credit for photographic material. The publisher deeply regrets any omission and pledges to correct errors called to its attention in subsequent editions. Photo locators denoted as follows Top T Center C Bottom B Left L Right R Background Bkgd . Opener Mitch Reardon Photo Researchers Inc. 2 BL Art Wolfe Getty Images B Digital Vision BR Tim Fitzharris Minden Pictures 3 Jason Edwards NGS Image Collection 4 C Brand X Pictures B Digital Vision 6 B Digital Vision 8 B TL TCR TR Digital Vision c Angus Beare DK Images 9 BL Brand X Pictures BCR Getty Images 9 B BC BCL Digital Vision 10 B Digital Vision 11 R Digital Vision 12 B Digital Vision BC Mitch Reardon Photo Researchers Inc. 13 CR Ralph c. Eagle Jr. Photo Researchers Inc. BC Eye of Science Photo Researchers Inc. BR Biophoto Associates Photo Researchers Inc. 14 B Digital Vision CR Getty Images 16 B Digital Vision 18 B BC Digital Vision 19 shin Yoshino Minden Pictures 20 B Digital Vision C Getty Images 22 B Digital Vision BR R Getty Images 23 TR Getty Images. Unless otherwise acknowledged all photographs are the copyright of Dorling Kindersley a division of Pearson. ISBN 0-328-13989-0 Copyright Pearson Education Inc. All Rights Reserved. Printed in the United States of America. This publication is protected by Copyright and permission should be obtained from the publisher prior to any prohibited reproduction storage in a retrieval system or transmission in any form by any means electronic mechanical photocopying recording or likewise. For information regarding permission s