We have reviewed the content of all resources listed below to be sure they are appropriate for supporting instruction. However, as the resources listed below are open-source materials, we cannot be held responsible for changes in content.
RESOURCES
The National Geographic Site website describes the food chain. It discusses primary consumer, secondary consumer, tertiary consumer, decomposers, carnivores, omnivores, and scavengers. The website gives a marine science example of a food web.
This Crash Course Kids video explains what a food chain is and how it works. It discusses how food chains can get more complicated and looks at food webs. The video takes a look at what happens if one of the organisms in the food web is removed.
This picture shows one possible food chain with the primary consumer, secondary consumer, tertiary consumer, and decomposer labeled.
This National Geographic website explains how food chains make up food webs. It also explains trophic levels and how food webs are broken up into those levels. The website also explains biomass.
This National Geographic website explains what a scavenger is and how a lot of carnivores may be scavengers under certain circumstances. It also describes how scavengers are a part of the food chain. The website also takes a look at the process of urban development and what happens to food chains.
This National Geographic WILD video looks at the jackal and how they scavenge for food from a pack of lions. It shows how the lions already made the kill, but the jackal sneaks in and takes part of the kill.
The Gardening Know How website describes what a saprophyte is and what it does. It gives information as to how to tell if a plant is a saprophyte.
This short video gives the definition of saprophyte, explains what saprophytes do, and gives a few examples.
The Digital Desert website describes what a food pyramid is and gives an example. The website explains what will be found at each level.
This Amoeba Sisters video looks at food chains and moves it to a pyramid. It shows how organisms lose energy as it goes up the food pyramid. The video takes a look at food webs and what would happen if one organism was removed from the web.