Curated OER
Living and Nonliving Environments
In this ecosystem instructional activity, students will distinguish between the abiotic factors and biotic factors shown in a diagram. Then students will correctly order the following: population, ecosystem, community, and organism.
NASA
Is It Alive?
Determining whether or not something is living can be more difficult than it seems. Put your young scientists to work defining their own criteria to identify life, then work with three samples to see if they are alive or...
Random House
Recipe for an Ecosystem
Creating an ecosystem is as simple as baking a cake. Well, maybe not, but using a recipe analogy helps learners realize that ecosystems consist of different components that come together in unique ways. Offer this worksheet as an...
Curated OER
Principles of Ecology
In this ecology worksheet, students will fill in a graphic organizer showing the relationship organisms have with their environments and with each other. This includes biotic and abiotic factors, tropic levels, and ecological pyramids....