Investigate the interdependence of wildlife in the Yellowstone ecosystem and draw an ecosystem showing the interdependence of life forms.

This tutorial review over food chains and how energy is transferred through them.

Students construct possible food webs for six different ecosystems as they learn about the roles of producers, consumers, herbivores, carnivores and decomposers.

Answer these ten interactive questions about ecological feeding relationships by choosing the correct image that completes each food chain.

Read and fill in the blanks of this passage explaining who eats what. Each blank has a dropdown menu with choices. When you finish, click CHECK MY ANSWERS. If you pick a wrong answer, the right answer will be displayed along with your...

Explains the characteristics of food chains and food web; the different levels of producers, consumers, and decomposers; and the differences between food chains and food webs. Includes charts and a Venn diagram comparing the two.

A video and a short multiple-choice quiz on food webs that explains the difference between food webs and food chains, and the relationships that exist between organisms.

[Free Registration/Login Required] An informational text explaining important vocabulary involving the food chain. A question sheet is available to help students build skills in reading comprehension.

A video and a short multiple-choice quiz on food chains that explains how energy flows through the chain, beginning with plants.

Learn how energy is transferred through the food chain.

Lesson plan to construct and explain a food chain. Includes games and activities to teach and reinforce concepts.

PBS site provides some basic information on the food chain.

[Free Registration/Login Required] This flipchart reviews various food chains.

In this lesson, students will choose an organism of their choice and research its life cycle, food chain, diet, and habitat, then predict how habitat change might affect the organisms living within it.

Students will use a card sorting activity to construct a food chain and identify the role of organisms within that chain. The cards represent different individuals in an ecosystem and will help students begin to understand the concepts...

[Free Registration/Login Required] Through this flipchart students will be able to summarize and organize simple food chains.

Create the parameters of your own ecosystem by choosing which producers and consumers live there. Visualize how the food web operates and species populations change. This simulator mimics the food web within a typical ecosystem and gives...

This interactive ebook "Pond Web" demonstrates a pond food chain. Students can click on the ? to find answers to questions posed in the text. Students are asked to retell the story using pictures provided at the end of the book.

The Web of Life is a story told by a common garden spider at this site from Kids' Planet. Learn about the food web, and the roles and relationships of every living creature.

Travel with your students on a Virtual Field Trip to learn about Temperate Forest Biomes. You will also discover many informative and interactive websites.

Describes the characteristics of a tundra biome, how a tundra food chain compares to a tropical food chain, and what the different trophic levels look like.

Explains what a food web is, the complexity of one in a rainforest, and how energy flows through a food web.

This colorful site examines the food chain and delves into an explanation of what producers are and where they fit in an overall ecosystem.

Learn about ecosystems, how they work, codependency, and food chains.