Out on the Prairie Plants are Poo Poo Coo Coo! Song by Lucas Miller
Vocabulary Soil: A material made up of tiny pieces of weathered rock. Humus: decaying plant and animal material in the soil. Loam: Soil rich in nutrients that is good for plant growth. Nitrogen Cycle: The movement of nitrogen between organisms and the environment. Decomposers: organisms that break down dead materials and wastes.