Holt, Rinehart & Winston
HM2 CH19
Modern Biology
Chapter 19: Introduction to Ecology
Welcome to Modern Biology. Chapter 19 describes how organisms affect and are affected by the living and nonliving components of their environment. Use the links below to find learning tools that will help you review the chapter and extend your study of ecology.
Review and Practice
Reading Skills: K-W-L
This worksheet will help you organize your thoughts before and after you read the chapter or an article.
Glossary: Chapter 19
Use this handy list of terms to help you understand the new vocabulary in this chapter.
Homework Help: Chapter 19 Study Guide
Do you understand the vocabulary and concepts in this chapter? Select one of the sections listed below for a worksheet that guides you through the important points to know.
Section 19.1 || Section 19.2 ||

Quiz Yourself: Introduction to Ecology
Click here to test your knowledge of basic ecology.
Teacher Notes

Enrichment and Extension
Online Research: SciLinks
Visit NSTA's SciLinks Web site, which links you to some of the most up-to-date science information on the Internet. When you get to the site, log in, and then enter a keyword for the topic you want to research. The topics and keywords for Chapter 19 are listed below.
TOPIC: Global warming
SciLinks CODE: HM363

TOPIC: Threats to ecosystems
SciLinks CODE: HM365

TOPIC: Niches
SciLinks CODE: HM372

Research Note: Can One Species Tell All?
Click here to find out how studying one species gives scientists clues about the health of an entire ecosystem.
Technology Note: Can the Ozone Layer Be Saved?
Click here to read about what is being done to save our atmosphere.
Thank you for using the Modern Biology go.site!
Visit the Home Page for links to other chapter pages, as well as other resources.
  Home Page
  Return to Top | HM2 CH19

   Copyright © by Holt, Rinehart and Winston. All rights reserved.
Terms of Use