Sophia Learning
Sophia: Ecosystems
Gives basic information about the community that forms between living and non-living factors that function together in an ecosystem. [47 secs]
Science Struck
Science Struck: Abiotic Factors of the Rainforest
Abiotic factors, e.g., sunlight and precipitation, play a huge role in supporting biodiversity in a rainforest. This article discusses the features of rainforests and how abiotic factors affect the plants and animals that live there.
BiologyWise
Biology Wise: Facts About Autotrophs and Heterotrophs
Explains what autotrophs and heterotrophs are, the several types of each, their roles in an ecosystem's food chains, and the differences between them.
SMART Technologies
Smart: Living and Nonliving Things
Students define the characteristics of living and non-living things, identify living and non-living components of an ecosystem, and identify the roles of organisms in living systems.