Welcome to Miniunit Zeta Online, Ecology, Ecosystems, and Biomes. This miniunit is intended to be taken in either one or two sittings, depending on your previous knowledge of this subject. In the middle of the lesson there is a breaking point where you may leave and return later. You will need to be using Netscape Navigator 3.0 or higher to view this lesson.

During the lesson, you will be told to read pages that are indicated by the letter Z followed by a number. You will also be told to study certain Behavioral Objectives. To do so, click on the underlined text (Z-17 or Behavioral Objective #23). Once you are finished, you may use the "Back" button on your browser.

From time to time you will be asked questions on the reading you have just completed. To answer the question, click on the text of the correct answer. A window will appear, telling you whether you are correct or incorrect. If you are incorrect, you will be asked to review what you have read. If you are correct, you will be sent to the next question or page of text.

• Start Miniunit Zeta Part I
• Start Miniunit Zeta Part II
• Explore the Biomes of the World Activity


• Read the Behavioral Objectives
• Examine the readings for Zeta