Young scholars will build a food web diagram and illustrate the movement of matter through a series of food chains. Resources include detailed plans, examples of student work, videos of the lesson in action, and sample food webs.

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

Students learn about energy flow in food webs, including the roles of the sun, producers, consumers and decomposers in the energy cycle. They model a food web and create diagrams of food webs using their own drawings and/or images from...

Given illustrations, students will analyze the flow of matter and energy in food chains, food webs, and ecological pyramids.

A lesson that helps students understand food chains and food webs. With the background information, interactive activity, and extensions, students will see the interconnectedness and interdependence of organisms. Activity has students...

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

In this article from the Japanese Ministry of Foreign Affairs you can read about traditional Japanese houses, clothing, and food, but also find out how modern Japanese people live.

This is a collection of courses on communities and ecosystems. Some topics explored are productivity, food webs, and ecology. The courses offer video clips, lecture notes, practice problems, and exam questions. Practice problems and exam...

For 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.

Read about the different predators, consumers, and producers that make up an ocean food chain.

View examples and learn how animals impact the food chain.

Complete illustrated discussion of energy flow within ecosystems, including discussions of trophic levels, ecological pyramids, food chains and webs, biological magnification, and cycles.

This illustrated guide to food chains and ecological pyramids will help clarify how energy flows through an ecosystem.

Students learn about the feeding relationships in an estuary ecosystem with this interactive energy pyramid activity. A second activity involves research and a video clip to elaborate the learning.

Kids learn about the food chain and food web. How energy cycles and transfers through living organisms.

What is Sabich? This web-article describes what is in this traditional dish, and why it is becoming Israel's new fast food.

Understand environments and how organisms adapt to their environment.

Describes the characteristics of the marine biome, the plants and animals that live in each of the four ocean zones, coral reefs and estuaries, the climate of the marine biome, and the marine food web.

Describes how a food chain works in a desert and how the Mojave desert food chain works in particular.

Discussion of what makes up a food chain and its significance. Includes some historical perspectives on developing the concept, and on how a pesticide called DDT affected food chains during the 1960's.

PBS site provides some basic information on the food chain.

In this ecosystem consisting of hawks, snakes, rabbits and grass, the population of each species can be studied as part of a food chain. Disease can be introduced for any species, and the number of animals can be increased or decreased...

Site contains information on the Geochelone radiata (Radiated Tortoise). Includes geographic range, habitat, physical description, reproduction, food habits, and conservation status.

Resource gives the physical and behavioral characteristics of the iguana, its habitat, food habits, and the ability to live with man.