Curated OER
Life in the Soil - Is the Soil Alive?
Amaze soil scientists with a list of the myriad of microorganisms residing in a mere 1/4 teaspoon of soil! Then take them on a ride through the carbon cycle, down to the level of decomposers. Finally, give more specific details about the...
Curated OER
COMPARE SOILS BY GROWING PLANTS
The student will identify the difference in the rate of plant growth in three soils that vary in organic matter.1. Obtain three to four flowerpots, different types of soil, a record chart, three to five beans for each pot, and water....