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  • www.rourkeclassroom.com

    Plant Life C

    ycles

    Lundgren

    Rourke C

    lassroom

    Have you ever wondered about the science all around us? Plants grow and change, the Sun rises to warm the Earth, and matter changes from one form to another. Investigate Life, Physical, Earth, and Technology science topics with Rourkes My Science Library. This library explores NSTA science standards with engaging text and colorful images to support readers from kindergarten to third grade. Are you ready to investigate?

    Books in My Science Library:Animal AdaptationsAnimal HabitatsEarths Changing SurfaceFloating and SinkingI Use a MouseLiving or Nonliving?

    Magnet PowerMatter Comes in All ShapesMe and My Shadow: A Book about LightPlant AdaptationsPlant Life CyclesWhats the Weather Like Today?

    Printed in China

  • Comprehension & Extension:

    Summarize:

    Can you describe the life cycle of a plant? What do plants need to grow?

    TexttoSelfConnection:

    Have you ever planted a seed? What would you grow if you planted a garden?

    Extension-Write and Draw

    Draw a picture of a plant including all the important parts from the book. Write a sentence to tell about each part.

    Teaching Focus:

    Phonemic Awarenes

    s:

    Rhyming

    Listen to the words:

    take,need,boil. Loo

    k in

    the book. Can you fi

    nd

    a word that rhymes w

    ith

    each of the words o

    n

    the list?

    Level:IWordCount:147100thWord:plants (page 16)

    Sight Words I Used:andfromsometheir

    Vocabulary Check:

    Use glossary words in a sentence.

    Level

    s 1-

    2

    Level

    s 1-

    2

    Tips on Reading this Book with Children:

    1. Readthetitle.

    Predictions after reading the title have children make predictions about the book.

    2. Takeabookwalk.

    Talk about the pictures in the book. Use content words from the book as you take the picture walk.

    Have children find one or two words they know as they do a picture walk.

    3. Havechildrenfindwordstheyrecognizeinthetext.

    4. Havechildrenreadtheremainingtextaloud.

    5. StrategyTalkusetoassistchildrenwhilereading. Getyourmouthready Lookatthepicture Thinkdoesitmakesense Thinkdoesitlookright Thinkdoesitsoundright Chunkitbylookingforapartyouknow

    6. Readitagain.

    7. Completetheactivitiesattheendofthebook.My

    ScienceLibrary

    MyScienceLibrary

  • Plant Life Cyclesby Julie K. Lundgren

    Science Content Editor: Kristi Lew

    www.rourkeclassroom.com

  • Science content editor: Kristi LewA former high school teacher with a background in biochemistry and more than 10 years of experience in cytogenetic laboratories, Kristi Lew specializes in taking complex scientific information and making it fun and interesting for scientists and non-scientists alike. She is the author of more than 20 science books for children and teachers.

    2012 Rourke Publishing LLC

    All rights reserved. No part of this book may be reproduced or utilized in any form or by any means, electronic or mechanical including photocopying, recording, or by any information storage and retrieval system without permission in writing from the publisher.

    www.rourkeclassroom.com

    Photo credits: Cover dionisvera, beboy; Cover logo frog Eric Pohl, test tube Sergey Lazarev; Page 4 Ruslan Rizvanov; Page 5 sharon kingston; Page 6/7 Linda Macpherson; Page 8 de2marco; Page 9 Anne Kitz-man; Page 11 Katrina Leigh; Page 13 Vaclav Volrab;Page 14 R-photos; Page 15 Vaclav Volrab; Page 16 Brzostowska; Page 17 dionisvera; Page 19 David Koscheck; Page 20 kaczor58, Martin Novak; Page 21 Fotofermer, kosam;

    Editor: Kelli Hicks

    Cover and page design by Nicola Stratford, bdpublishing.com

    Library of Congress Cataloging-in-Publication Data

    Lundgren, Julie K. Plant life cycles / Julie K. Lundgren. p. cm. -- (My science library) Includes bibliographical references and index. ISBN 978-1-61741-734-4 (Hard cover) (alk. paper) ISBN 978-1-61741-936-2 (Soft cover) 1. Plant life cycles--Juvenile literature. I. Title. QK49.L865 2012 580--dc22 2011003901

    Rourke Publishing Printed in China, Power Printing Company Ltd Guangdong Province042011042011LP

    www.rourkeclassroom.com - rourke@rourkepublishing.comPost Office Box 643328 Vero Beach, Florida 32964

  • Packet of Life .........................4Life Unfolding .....................10Flowers .................................16Show What You Know .... 22Glossary .............................. 23Index .................................... 24

    Table of Contents

  • 4

    Every living thing begins, can reproduce, and dies. In many plants, this life cycle begins with a seed.

    Packet of Life

  • Have you ever planted seeds?5

  • A seed holds the beginnings of a plants first roots, stem, and leaves.

    6

    A tiny plant waits inside each seed.

    A seed ready to grow.

    Roots grow bigger.

    Roots begin to grow.

  • 7

    Now a stem begins to grow.

    Stem

    Leaves

  • 8

    Some plants begin from a bulb. Bulbs grow roots, stems, and leaves, too.

  • 9

    An onion pl

    ant begins

    from a bulb

    .

  • 10

    The tiny plant grows. Roots make a strong base. They take in water and nutrients from the soil.

    Life Unfolding

  • 11

    Roots grow.

  • The first shoot becomes a strong stem. The stem carries water and nutrients to the plant and holds up the leaves.

    12

    Leaves grow

    from

    plant stem

    s.

  • 13

    Stem

  • Leaves use sunlight, air, and water to make food for the plant.

    14

    Leaves are food factories for plants.

  • 15

    Leaves

  • Flowers

    16 Marigold seeds

    Some plants make flowers. Plants make seeds inside their flowers.

  • 17Marig

    old flowers m

    ake

    marigold se

    eds.

  • 18

    When they are ready, some seeds fall to the ground. Animals or the wind will carry other seeds to new places to grow.

  • 19

    The wind bl

    ows

    dandelion

    seeds to a

    new place.

  • At the end of the life cycle, plants die. Their bodies decay. New plants will grow in their place.

    20

    Life Cycle of an Oak Tree

    1. The acorn sprouts.

    4. The tree makes flowers and acorns. After many years, the tree dies.

  • 213. The tree grows bigger.

    2. A young tree grows.

  • 1. How does each plant part help the plant grow?

    2. What role do flowers play in a plants life cycle?

    3. Can you think of some plants that grow from bulbs?

    22

  • Glossary

    bulb (BUHLB): the part of a plant where food is stored and from which a new plant can growdecay (dee-KAY): to break down and rotlife cycle (LIFE SY-kuhl): the never-ending process by which animals and plants begin, reproduce, and dienutrients (NOO-tree-uhnts): minerals and other chemicals in the soil that are needed by plants to stay healthy and growreproduce (ree-proh-DOOS): to make more plants, often by way of seedsroots (ROOTS): plant parts that are usually underground and take in water and nutrients for the plant to grow and stay healthyshoot (SHOOT): a new plant stemstem (STEM): the part of the plant that connects the roots to the leaves

    23

  • 24

    Indexbulb(s) 8, 9flowers 16, 17, 20leaves 6, 7, 8, 12, 14life cycle 4, 20

    Websitesurbanext.illinois.eduwww.exploringnature.org php?dbID=32&detID=1208www.ftexploring.com/me/photosyn1.htmlwww.loc.gov/rr/scitech/mysteries/coconut.htmlwww.tooter4kids.com/Plants/index.htm

    About the AuthorJulie K. Lundgren grew up near Lake Superior where she liked to muck about in the woods, pick berries, and expand her rock collection. Her interests led her to a degree in biology. She lives in Minnesota with her family.

    nutrients 10, 12roots 6, 8, 10, 11seed(s) 4, 5, 6, 16, 17, 18, 19stem(s) 6, 7, 8, 12, 13

  • Comprehension & Extension:

    Summarize:

    Can you describe the life cycle of a plant? What do plants need to grow?

    TexttoSelfConnection:

    Have you ever planted a seed? What would you grow if you planted a garden?

    Extension-Write and Draw

    Draw a picture of a plant including all the important parts from the book. Write a sentence to tell about each part.

    Teaching Focus:

    Phonemic Awarenes

    s:

    Rhyming

    Listen to the words:

    take,need,boil. Loo

    k in

    the book. Can you fi

    nd

    a word that rhymes w

    ith

    each of the words o

    n

    the list?

    Level:IWordCount:147100thWord:plants (page 16)

    Sight Words I Used:andfromsometheir

    Vocabulary Check:

    Use glossary words in a sentence.

    Level

    s 1-

    2

    Level

    s 1-

    2Tips on Reading this Book with Children:

    1. Readthetitle.

    Predictions after reading the title have children make predictions about the book.

    2. Takeabookwalk.

    Talk about the pictures in the book. Use content words from the book as you take the picture walk.

    Have children find one or two words they know as they do a picture walk.

    3. Havechildrenfindwordstheyrecognizeinthetext.

    4. Havechildrenreadtheremainingtextaloud.

    5. StrategyTalkusetoassistchildrenwhilereading. Getyourmouthready Lookatthepicture Thinkdoesitmakesense Thinkdoesitlookright Thinkdoesitsoundright Chunkitbylookingforapartyouknow

    6. Readitagain.

    7. Completetheactivitiesattheendofthebook.My

    ScienceLibrary

    MyScienceLibrary

  • www.rourkeclassroom.com

    Plant Life C

    ycles

    Lundgren

    Rourke C

    lassroom

    Have you ever wondered about the science all around us? Plants grow and change, the Sun rises to warm the Earth, and matter changes from one form to another. Investigate Life, Physical, Earth, and Technology science topics with Rourkes My Science Library. This library explores NSTA science standards with engaging text and colorful images to support readers from kindergarten to third grade. Are you ready to investigate?

    Books in My Science Library:Animal AdaptationsAnimal HabitatsEarths Changing SurfaceFloating and SinkingI Use a MouseLiving or Nonliving?

    Magnet PowerMatter Comes in All ShapesMe and My Shadow: A Book about LightPlant AdaptationsPlant Life CyclesWhats the Weather Like Today?

    Printed in China

    Table of ContentsPacket of LifeLife UnfoldingFlowersShow What You KnowGlossaryIndex

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