Life Sciences Standards Preview Standard Set 2. Life Sciences 2. Plants and animals have predictable life cycles. As a basis for understanding this concept: 2.f. Students know flowers and fruits are associated with reproduction in plants. 2.e. Students know light, gravity, touch, or environmental stress can affect the germination, growth, and development of plants. by Mary Beth Spann Genre Nonfiction Comprehension Skill Text Features Main Idea and Details • Captions Labels Glossary Science Content Plants Scott Foresman Science 2.5 ISBN 0-328-23507-5 ì<(sk$m)=cdfaha< +^-Ä-U-Ä-U Vocabulary germinate pollen seed coat seedling stem by Mary Beth Spann 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. Unless otherwise acknowledged, all photographs are the copyright © of Dorling Kindersley, a division of Pearson. ISBN: 0-328-23507-5 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), write to Permissions Department, Scott Foresman, 1900 East Lake Avenue, Glenview, Illinois 60025. 1 2 3 4 5 6 7 8 9 10 V010 13 12 11 10 09 08 07 06 What do plants need to grow? Plants need water, air, and sunlight to grow. They need nutrients from the soil. Nutrients help plants grow. Plant Parts A plant has four main parts. It has roots, a stem, leaves, and flowers. A plant’s roots grow down into the soil. They hold the plant in place. Stems and leaves seek light as they grow. These plants are growing well. 2 3 Roots take in wate

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