What Are Primary And Secondary Consumers

This video explains the role of consumers in an ecosystem and describes the difference between the various trophic levels. The Must-Have Digital Toolkit for Mastering Organisms Their Environment Crafted by Experts Get it Now.

Describes several secondary consumers in a food chain. In this economics lesson for kids students learn important basic economic concepts that help explain how goods and services are.

In this science lesson for kids students learn about the food chain and how energy moves through living things in an ecosystem.