Three multiple-choice quizzes on topics and vocabulary in ecology.

Teach aliens about ecology as you play this game, and review your own understanding in the process. Topics covered include levels of organization, ecological relationships, nutrition and energy, cycles (water, carbon, and nitrogen), and...

Try this five question comprehension check over ecosystems and the ecological relationships within them.

Find out what you know about community ecology by taking this interactive pretest.

For this activity, students visit a small section of the schoolyard and record observations in a scientific journal. They will observe different things as the school year progresses, including ecological relationships, human impact on...

A field and computer laboratory exercise that introduces students to using Google Earth, GPS, aerial imagery, and an online illustrated vegetation and tidal marsh environment identification guide. Students are challenged to distinguish...

Learn about how ecology is simply the study of how and why organisms interact with their environments.

[Free Registration/Login may be required to access all resource tools.] Discusses parasitic and mutualistic relationships of fungi.

Created by teachers in a Northern Virginia school district, this site focuses on the relationships between the golden shiner minnow and other elements of its environment.

Learn what an ecosystem is, how energy and matter move through ecosystems, and what makes an ecosystem stable.

This module offers an in depth study of the fundamental components of ecosystems. Activities include mini-lessons with videos and student assignments.

Build your own ecosystem, and explore the effects of these interrelationships.

Earth is full of a variety of living things that interact with one another in many different ways. This informational text explains the various different types of relationships they can have with one another. It also offers guided...

This unit provides students with an opportunity to study ecological relationships with an emphasis on the Sonoran Desert. Students appreciate the complexity and balance that supports the exchange of energy and matter within food webs....

Learn what happens to different populations of organisms as their ecosystem changes. Design your own experiment and make your own guesses with what the result will be with this virtual ecosystem. Also experiment with producer/consumer...

A lesson outlining activities for a science unit where middle schoolers can learn about the relationships and the flow of energy within an ecosystem. These include predator and prey, hosts and parasites, and consumers, producers, and...

This engaging site about soil is easy to understand and filled with quick facts. Cartoon graphics and menu tabs highlight topics which include the importance of soil, fast facts, soil critters, food webs, and others.

Discover the ecological relationships of six different organisms living in the Alaskan kelp community. The site also contains an interactive map showing the time line for the spread of the Exxon Valdez oil spill.

A middle school ecology project in which students learn about ecosystems and the keystone species which inhabit them.

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

[Free Registration/Login may be required to access all resource tools.] Overview of symbiotic relationships.

[Free Registration/Login may be required to access all resource tools.] Covers interactions between organisms.

A research activity where students research the various biotic and abiotic factors that combine to make up a biome. The end product will be the creation of a PowerPoint presentation that identifies these factors and the creation of an...

Scholars explore concepts in Biology about symbiosis. The tutorial consists of definitions, examples, and pictures about interliving as a basic pattern of life.