SOILS. AIR, ORGANISMS, NUTRIENTS. BY : NEKAISHA LEGERTON. WHAT IS SOIL ?. The natural material on the surface of the earth. The medium in which plants grow.
AIR, ORGANISMS, NUTRIENTS
1)Any contiguous living system (such as animal, fungus, micro-organism, or plant )
all types of organisms are capable of responseto stimuli, reproduction, growth and development, and maintenance of homeostasis as a stable whole.
The main sources of nutrients are :