HOLT Life Science

HOLT CALIFORNIA

Life Science

SSttuuddyy GGuuiiddee AA with Directed Reading Worksheets

TO THE STUDENT Do you need to review the concepts in the text? If so, this booklet will help you. The Study Guide is an important tool to help you organize what you have learned from the chapter so that you can succeed in your studies. The booklet contains a Directed Reading worksheet and a Vocabulary and Section Summary worksheet for each section of the chapter. Use these worksheets in the following ways:

? as a reading guide to identify and study the main concepts of each chapter before or after

you read the text

? as a place to record and review the main concepts and definitions from the text ? as a reference to determine which topics you have learned well and which topics you may

need to study further

Copyright ? by Holt, Rinehart and Winston All rights reserved. No part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopy, recording, or any information storage and retrieval system, without permission in writing from the publisher. Teachers using HOLT CALIFORNIA SCIENCE may photocopy complete pages in sufficient quantities for classroom use only and not for resale. HOLT and the "Owl Design" are trademarks licensed to Holt, Rinehart and Winston, registered in the United States of America and/or other jurisdictions. Printed in the United States of America

If you have received these materials as examination copies free of charge, Holt, Rinehart and Winston retains title to the materials and they may not be resold. Resale of examination copies is strictly prohibited. Possession of this publication in print format does not entitle users to convert this publication, or any portion of it, into electronic format. ISBN-01-00:30--00436-50299-3X94-6 ISBN-13: 978-0-03099-394-7 1 2 3 4 5 6 7 054 11 10 09 08 07 06

Contents

The Nature of Life Science

Directed Reading A Worksheets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Vocabulary and Section Summary A Worksheets . . . . . . . . . . . . . . . . . . 18

It's Alive!! Or Is It?

Directed Reading A Worksheets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 Vocabulary and Section Summary A Worksheets . . . . . . . . . . . . . . . . . . 32

Light and Living Things

Directed Reading A Worksheets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35 Vocabulary and Section Summary A Worksheets . . . . . . . . . . . . . . . . . . 49

Cells: The Basic Units of Life

Directed Reading A Worksheets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52 Vocabulary and Section Summary A Worksheets . . . . . . . . . . . . . . . . . . 66

The Cell in Action

Directed Reading A Worksheets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72 Vocabulary and Section Summary A Worksheets . . . . . . . . . . . . . . . . . . 81

Heredity

Directed Reading A Worksheets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83 Vocabulary and Section Summary A Worksheets . . . . . . . . . . . . . . . . . . 96

Genes and DNA

Directed Reading A Worksheets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 99 Vocabulary and Section Summary A Worksheets . . . . . . . . . . . . . . . . . 107

Studying Earth's Past

Directed Reading A Worksheets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 109 Vocabulary and Section Summary A Worksheets . . . . . . . . . . . . . . . . . 117

The History of Life on Earth

Directed Reading A Worksheets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 121 Vocabulary and Section Summary A Worksheets . . . . . . . . . . . . . . . . . 136

The Evolution of Living Things

Directed Reading A Worksheets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 139 Vocabulary and Section Summary A Worksheets . . . . . . . . . . . . . . . . . 151

Copyright ? by Holt, Rinehart and Winston. All rights reserved.

Holt California Life Science

iii

Study Guide A

Classification

Directed Reading A Worksheets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 154 Vocabulary and Section Summary A Worksheets . . . . . . . . . . . . . . . . . 162

Introduction to Plants

Directed Reading A Worksheets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 165 Vocabulary and Section Summary A Worksheets . . . . . . . . . . . . . . . . . 182

Plant Processes

Directed Reading A Worksheets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 187 Vocabulary and Section Summary A Worksheets . . . . . . . . . . . . . . . . . 197

Introduction to Animals

Directed Reading A Worksheets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 200 Vocabulary and Section Summary A Worksheets . . . . . . . . . . . . . . . . . 216

Body Organization and Structure

Directed Reading A Worksheets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 220 Vocabulary and Section Summary A Worksheets . . . . . . . . . . . . . . . . . 230

Circulation and Respiration

Directed Reading A Worksheets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 233 Vocabulary and Section Summary A Worksheets . . . . . . . . . . . . . . . . . 243

Communication and Control

Directed Reading A Worksheets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 248 Vocabulary and Section Summary A Worksheets . . . . . . . . . . . . . . . . . 255

Reproduction and Development

Directed Reading A Worksheets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 259 Vocabulary and Section Summary A Worksheets . . . . . . . . . . . . . . . . . 267

Copyright ? by Holt, Rinehart and Winston. All rights reserved.

Holt California Life Science

iv

Study Guide A

Name

Class

Date

Skills Worksheet

Directed Reading A

Section: Asking About Life (pp. 8?11)

Write the letter of the correct answer in the space provided.

_____ 1. What is the first step in a scientific investigation?

a. drawing a conclusion b. doing research c. asking questions d. solving problems

_____ 2. What is the study of living things called?

a. technology b. life science c. investigation d. asking questions

STARTING WITH A QUESTION

_____ 3. What do algae, redwood trees, and whales show?

a. the diversity of life b. life science c. lab investigations d. asking questions

_____ 4. What is NOT a question you could ask about a living thing?

a. How does it get food? b. Where does it live? c. How can I build one? d. Why does it behave this way?

In Your Own Backyard

_____ 5. Which of the following is a life science question you might ask about

an organism? a. Can that model airplane fly? b. What is your dog's name? c. Are you happy today? d. Why do leaves change color in the fall?

Touring the World

_____ 6. What will you find just about anywhere in the world you go?

a. deserts

c. organisms

b. oceans

d. forests

Copyright ? by Holt, Rinehart and Winston. All rights reserved.

Holt California Life Science

1

The Nature of Life Science

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