Science Worksheets and Study Guides Third Grade. What are Ecosystems?

The resources above correspond to the standards listed below:

Vermont Standards

VT.LS. Life Science
Enduring Knowledge: All living organisms and their component cells have identifiable characteristics that allow for survival.
S3-4:31. Students demonstrate their understanding of Reproduction by:
S3-4:31.1. Investigating and describing a variety of plant and animal life cycles. (DOK 2)
Enduring Knowledge: Energy enters an ecosystem in the form of sunlight and flows through the system to each cell. Matter interacts, changes and recycles in an ecosystem. Populations of organisms survive by maintaining interdependent relationships with one another and by utilizing biotic and abiotic resources from the environment.
S3-4:35. Students demonstrate their understanding of Food Webs in an Ecosystem by:
S3-4:35.1. Recognizing that, in a simple food chain, all animals' food begins with plants. (DOK 3)
S3-4:36. Students demonstrate their understanding of Equilibrium in an Ecosystem by:
S3-4:36.1. Explaining how one organism depends upon another organism to survive. (DOK 2)