4th Grade CA. Standards : 4 LS 3.a Students know ecosystems can be characterized by their living and non living components. Ecosystems By: Lorena Jimenez
Living things + Non living things _________________ Ecosystem A n ecosystem is a community in nature, including all its living and non living parts.
Ecosystems are made up of biotic (living) and abiotic (nonliving) things.
Bio tic: bio means living .
A biotic: The prefix ( a ) means not , so abiotic means not living.
Plants Animals Microorganisms Temperature Sunlight Soil Water Rainfall
Do you see any biotic (living) or abiotic (non living) things?
Abiotic /non living
trees grass plants soil water rocks sunlight
How do biotic (living) and abiotic (non living) things interact in the pond ecosystem ? Plants make their home in the soil. Birds use grasses to make nests. Bacteria in the soil break down leaves. Frogs catch insects in and around the pond.