PPT
Biology Junction

Energy Flow in an Ecosystem

For Students 6th - 12th Standards
Every living thing requires a food source, thus the interconnections in ecosystems become complex. Scholars learn about these interconnections in a presentation on energy flow. It starts with the sun and moves through many different...
PPT
Sophia Learning

Sophia: The Role of Plants in the Food Chain: Lesson 3

For Students 7th - 8th
This lesson explains the role plants play in the conversion of inorganic materials into organic material to support living things. It is 3 of 3 in the series titled "The Role of Plants in the Food Chain."