The substances recycled in the soil by the activities of micro-organisms during the decay of dead organisms are first utilized by the? by Sunday | May 17 | Biology WAEC | 0 comments A. carnivores B. herbivores C. scavengers D. autotrophs Correct Answer: Option D D. autotrophs Users Also Read These:ANB 411 Theory Questions: Soil Ecosystem Dynamics:…The factors which affect the number and the…Which of the following forms of energy is utilized…The number of protons in an element increased by one…The most important soil micro-organisms concerned…